Easy claims process - file a claim anytime 24/7 via mobile app, online or phone. If you are going to disconnect, consult OEM. If you click them and With its increases longevity and reliability, this cooler is sure to meet your needs while providing you with peace of mind in knowing that your transmission will stay cool even under heavy loads or long drives. Additionally, an external oil-to-air heat exchanger is usually more efficient than an internal fluid-to-fluid system as they dissipate heat faster and require less airflow over them to cool down the system. Because this cooler is so large and provides extremely efficient cooling capabilities, you can use this as a standalone trans cooler if you so choose. Read on as we compare tube and fin vs plate and fin vs stacked plate vs heat sink transmission coolers! It is designed to bypass the cooler if the cooler plugs. If you want to extend the life of your transmission and avoid or prolong a costly rebuild, this is very cheap insurance. The drawback is it will take a while to get the fluid to operating temp. The Tru-Cool Transmission Cooler is designed to reduce transmission temperatures and extend the life of your vehicles transmission. Reply With Quote. As fluid warms up and becomes thinner, the fluid will begin to flow through the rest of the cooler. The below chart shows the the impact that heat can have on your transmission and how long it takes for your transmission to fail. We not only carry a wide range of performance minded transmission parts for your car, but we also provide the best customer service; before and after the sale. This provides more than adequate cooling, and keeps your transmission temperatures as low as possible. Some of these items ship sooner than the others. Is the cavity open or divided so that the fluid will flow out to the coolers and back into the transmission? The LPD4739 trans cooler includes a thermal bypass. On a 20F day, my trans temps have been in the 80-90F range after 15-20 minutes of driving. The Fora platform includes forum software by XenForo. make a purchase, we may earn a small commission. A bypass is not something that is typically needed unless you live in afairly cold climate; for example, a place where temperatures in the winter are regularly below 32F. Fully transferable if bought as a gift. Between its size and 40,000 GVW rating, this cooler is certainly capable of handling almost every task. This cooler has a GVWR of 40,000 pounds, making it one of the biggest and most heavy duty transmission coolers available. Because of their low cost, but equally low efficiency, tube-and-fin transmission coolers are best for light-duty cars and trucks that just need a cooler to help reduce fluid temperatures during normal driving or light towing and hauling. Amazon has encountered an error. Because this cooler is so large and provides extremely efficient cooling capabilities, you can use this as a standalone trans cooler if you so choose. Tru-Cool Max LPD4739 4739 40,000 GVW Low Pressure Drop Transmission Oil Cooler with Thermal Bypass from Amazon for $162 but I'm wondering a few things. Copyright 2023 Oregon Performance Transmission. tru cool 40k. Not only because of the the design, but the size of the cooler allows for maximum heat displacement. It uses 3/8 inverted hex flare fitting, which allows for the use of 6 or 8 an lines and fittings for a more secure fit and greater fluid capacity. Disclaimer: Links on this page pointing Dec 4, 2021 #2 swathdiver Full Access Member . JavaScript is disabled. Tru-Cool Max transmission cooler by Long Manufacturing. Some of the most common plate and fin style coolers are made by Hayden Automotive, who has a reputation for producing some of the best transmission coolers at a reasonable cost. Plate & fin transmission coolers, unlike tube and fin coolers, utilize parallel plates that run horizontally through the cooler. This Is A New Tru-cool LPD (Low Pressure Drop) Transmission Oil Cooler By Long Manufacturing LTD. . The unique TruCool design allows the colder, thicker ATF to flow more efficiently through two open bypass channels positioned at the top of the cooler. Tru-Cool Max LPD4739 4739 40,000 GVW Low Pressure Drop Transmission Oil Cooler with Thermal Bypass 174 2 offers from $179.00 SINTLY LPD47391 40k Transmission Oil Cooler Kit Compatible with Heavy Duty 40,000 GVW Max Low Pressure Drop Trans Cooler with Mounting Hardware, Towing Applications and Advanced Cooling Protection 119 1 offer from $79.99 The bypass works very well with othercoolers, such as the, We sell the bypass individually under part number, If you would like to purchase a cooler with a bypass, we sell that package under part number, If you do not need the thermal bypass but. PLAN BENEFITS: $0 deductible and no hidden fees. Brand : long tru-cool. Compared to tube and coolers, plate and fin coolers are a little more costly, but can still be very economical. JavaScript is disabled. Set came with enough pieces to make it work in our van. Tru Cool 47391 40k GVW Transmission Coolers in Stock and Ready to Ship. Install the cooler in series and downstream of the radiator in-tank oil cooler. Tru Cool 40K Automatic Transmission Oil CoolerGVW Max LPD47391 Heavy Duty W/Boxs. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Compression fittings can be purchased separately from your local distributor. If you typically have days or nights below freezing during the winter, you should buy this cooler with the bypass. The Tru Cool 40k gets its name from having a GVW (gross vehicle weight) rating of 40,000. In fact, when it comes to cooling, the Tru-Cool cooler is up to 30% more efficient than tube & fin designs. Retail price is $200+. Please try again. HackMcMaster Active Member. On the green return line below, cut but leave ~3" of hose connected to metal return line for splicing with the new return from the Tru-Cool unit. Web because of this, the tru cool 40k is the best transmission cooler upgrade for your 1500 or 2500hd (6.0 or 6.2 gas engine) silverado or sierra. Often these trucks see some serious abuse, so this trans cooler is a very viable option for those needing above average transmission cooling. Tube and fin transmission coolers, as the name implies, is a simple type of trans cooler that utilizes a tube design that trans fluid flows through while having external fins that dissipate the heat. This is done in an effort to prevent over-cooling of the fluid, and allows the fluid to reach a suitable operating temperature before it starts to cool down. The Tru Cool 40k fitting size is 3/8 inverted flare hex with 5/8 thread size This is great for those looking to install custom transmission lines, Does the Tru Cool 40k include an installation kit? Which cooler should I use for a diesel application? Get yours today! EASY Returns & Exchange. Prev. Yes, aftermarket transmission coolers do work. It is very common for drivers who monitor trans temps to see a significant decrease in fluid temperatures after installing this cooler. When the transmission is cold, the thermal bypass will "bypass" the cooler so it can bring the transmission up to operating temperature more quickly. 4.6. CPT 4l60e participates in the Amazon Associates program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com, as well as other participating programs to help fund and maintain the website. Has anyone used this model on a 2018 Tahoe ? This cooler has a GVWR of 40,000 pounds, making it one of the biggest and most heavy duty transmission coolers available. All in all, an aftermarket cooler is a great investment for any vehicle owner looking to get more out of their cars drivetrain without breaking the bank! With the Tru Cool 40k being one of, if not the most commonly used transmission coolers on the market, there is plenty of user feedback to base your purchasing decision on. The 4739 comes with a thermal bypass, while the 47391 does not. Asia Pacific Maintain lower temperatures in your transmission and lubricant with Tru-Cool and extend the life of the vehicle you depend on. Lakewood Auto & Transmission P How I Do AN fittings | TruCool 40k Transmission Cooler AN install! The two are designed exactly the same but the LPD4739 utilizes a thermal bypass system within the cooler. Highlighted Features If youre looking to race with your 4l60e, then look no further than the B&M 70266 for your transmission cooling needs. It features an efficient, compact design that utilizes a fan to draw air across the fins of the cooler. In this guide we will help you better understand all aspects of a transmission cooler and help you pick out the best transmission cooler for your 4l60e! As fluid warms up it gets thinner, so the colder fluid only flows through the first part of the cooler until it is able to flow better after reaching optimal temperature. FleetMan said: I mounted the TurCool Max on mine in series with the OE OTA cooler. ** Thread size is 5/8" - 18 UNF-2B. Our most popular transmission cooler from Tru-Cool, part number LNG-47391, has a sister cooler under part number LNG-4739. Reviewed in the United States on November 22, 2022. For more information about transmission or engine oil coolers, please feel free to contact us at sales@oregonperformancetransmission.com. Followers 0. It took me a couple of hours and the kit came with everything I needed. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Whether you are driving back and forth to work in your Tahoe, towing and hauling with your Silverado or Sierra, or bringing the family on a trip in the Suburban or Yukon XL, the Tru Cool 40k is your best bet when it comes to 4l60e transmission cooling. Will it fit? If the transmission fluid gets too hot, it can cause serious damage and even failure. Between the rigors of stop and go daily driven traffic, light to moderate towing, and street / strip weekend cars, the B&M 70264 is hands down the top rated all around choice for best 4l60e transmission cooler. It features a durable aluminum construction with two 1/2 barb fittings for easy installation, as well as an efficient multi-pass tube design that allows for maximum heat transfer from the fluid passing through it. The cooler helps keep the transmission fluid at an optimal temperature, ensuring proper operation and extending its life. tru cool pillow. Some vendors are selling this cooler as an exclusive,but it's available from several companies-including Makco Distributing-also know as bulkpart.com. When considering this cooler as a stand alone (bypassing the stock cooler), it is adequate enough to handle the needs of most applications. In most diesel applications, the transmission line is large. Most trucks and SUVs have supports that hold the hood latch or stock trans cooler in place. Tru-Cool Transmission Cooler Cold Weather Bypass $ 80.00 Add to cart Categories: Cooling System, Drivetrain Description Additional information Description The thermal bypass is intended for cold weather operation to assure that transmission fluid gets up to proper operating temperatures. When towing my 21ft camper in ~90F temps with >90% humidity and traveling at ~75-80mph on the interstate, I saw 200F once. tru cool pillow. Since I have the Fab Fours front replacement bumper, most of those bumper steps do not apply to my application since the aftermarket front bumper deleted all of the OEM front bumper, reciever, foam, and plastic pieces. Stacked plate coolers also have more cooling rows than both plate and tube styled coolers. Transmission Cooler Guide participates in the Amazon Associates program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com, "Installed this transmission cooler on my 2016 Silverado 1500 with the 6l80e. $49.99. Tru-Cool Max LPD4739 4739 40,000 GVW Low Pressure Drop Transmission Oil Cooler with Thermal Bypass Brand: Long Tru-Cool 184 ratings | 49 answered questions $16980 Genuine Tru-Cool LPD4739 with OEM Thermal Bypass in Blue Box High Flow 3/8" Inverted Flair Hex fittings Plate-style cooler outperforms old tube-and-fin designs in a smaller overall size You'll be fine in Texas. Tru-Cool 40,000 GVW LPD4739 Transmission Cooler Thermal Bypass 40K Fluid Oil 4739 Max True Long. ${cardName} unavailable for quantities greater than ${maxQuantity}. Coverage for mechanical breakdowns begins after the manufacturer's warranty expires. Email your rep, India Design Is there an updated trans bypass valve for 10L90? Is there any reason you can't mount this upside down (with fittings toward the ground)? NOTE: OPT uses javascript to enhance and secure your online experience. Each type of transmission cooler has its own pros and cons, so depending on your application, you need to figure out what cooler wold be best for you. High Flow 3/8 Inverted Flair Hex fittings Transmission service, changing bypass thermal valve, part numbers? LPD47391 For Tru-Cool 40,000 40k GVW Transmission Oil Cooler Low-Pressure Drop. How should I mount the oil cooler fittings? So if youalready have a cooler you like, adding the bypass on is definitely okay. This helps disperse the excess heat generated in your transmission and can significantly improve its performance and extend its lifespan. This video demonstrates how Haydens fluid bypass system within their transmission coolers allows transmission fluid to heat up before flowing through the entire cooler. Bracket Features: Bolt-on Installation Includes Stainless Steel Mounting Hardware Lightweight Design Durable Silver Powder Coated Finish Includes Detailed Installation Instructions B&M is one of the leaders in the stacked plate transmission cooler department. With how big the Tru Cool 40k is, this cooler would be the ultimate trans cooler for those drivers who demand high cooling efficiency. Bigger isnt always better. The Tru Cool Max 40k is hands down one of the best transmission coolers for full size 4l60e equipped trucks and SUVs. Best Towing Cooler: Hayden Automotive 678 7. Once the receiver fits properly, place it over the foam which should still be in the bumper/fascia and, if necessary, mark and trim away the foam that protrudes past the sections you cutout on the receiver. Whether youre looking to improve the transmission cooling efficiency of your daily driver, need added transmission cooling capabilities for towing or hauling in your truck or SUV, or drag race in your Corvette or F-body, there is a transmission cooler that suites your needs. Yes, it includes universal installation kit with rubber transmission line, various fittings, clamps, and mounting hardware. This cooler has 3/8" inverted flare fittings and comes with a thermal bypass valve so you can use this cooler in cold weather and the fluid will bypass until the transmission comes up to operating temeratures. While both are very similar, there are two different part numbers, the Tru Cool Max for the Tru Cool Max LPD47391 and LPD4739. Tru-Cool transmission coolers are proudly manufactured in the United States of America. I received my tru cool tranny cooler in a couple of days. Save my name, email, and website in this browser for the next time I comment. Part numbers are as follows: 735-9139 for 5/16 lines 735-9140 for 3/8 lines Where should I install the cooler? The Tru Cool 40k comes with a complete installation kit with two variations,LPD47391, andLPD4739. When an auxiliary transmission oil cooler is required for your vehicle, Tru-Cool Max delivers optimal protection with double the cooling performance of our other products. A transmission oil cooler works by expelling the heat of the warm transmission fluid flowing through its core. The smaller lines will restrict the transmission fluid flow. Ecommerce Web Development: Phosphor Media. The Tru Cool 40k trans cooler features a highly durable double brazen aluminum construction with precise fin spacing to ensure efficient airflow through the body for maximum cooling. Design This keeps the line to the cooler always open. Apr 11, 2012. The thermal bypass is a small added valve that goes in the transmission line. Same durable brazed aluminum construction, double the cooling performance of the Tru-Cool LPD Precise fin spacing for efficient air flow and cooling Installation hardware included To learn more about the features and benefits of Tru-Cool Max transmission oil coolers talk to your representative today. The cooler fits perfectly in front of the radiator and air conditioning condenser, as if it were designed for full size GM trucks and SUVs. --- Photos: SPOTTER'S THREAD (post up all years/models) ---, Bay City MI to Calhoun GA on one tank of diesel. +91 9552510464 No. Do I need a thermal bypass? tru cool pillow. Will putting an oil cooler in front of the radiatorincrease the engine operating temperature? Should I disconnect the radiator in-tank oil coolerwhen I install a Tru-Cool cooler? Mishimoto low temp thermal bypass valve. I drilled a 3/8" hole and then had to open it up a bit for the sensor to fit in properly. Mishimoto low temp thermal bypass valve. Hot weather traffic tie ups are the only . By kaos, October 15, 2007 in AWD, Differential, & Transmission Tech. This cooler is rated at 30,000 GVWR, so it can handle most tasks. This helps maximize cooling. The Tru Cool 40k gets its name from having a GVW (gross vehicle weight) rating of 40,000. The LPD system directs colder, more viscous (thicker) transmission fluid to flow through the internal thermal bypass at the base of the cooler. Since the Tru Cool 40k is such a popular transmission cooler upgrade on GM full size trucks and SUV, there are a number of specific brackets designed to makeinstallation as simple as possible on these trucks. 5 Ways to Connect Wireless Headphones to TV. 86-510-66687288 Best Premium Cooler: Derale Hyper-Cool Dual 5. Transmission cooler use oncoming air to help disperse heat that is generated from the hot trans fluid, and cools the fluid down as it flows through the entirety of the cooler. The Tru Cool 40k is by far on of the best transmission coolers for drivers who demand excellent cooling performance. Installer note, the use of a backup wrench on the fixed fittings is absolutely essential for the proper installation of this cooler. Error posting question. Hayden 679 Universal 11 Rapid-Cool Add-On Transmission Cooler to Enhance Cooling (not for direct replacement of the factory unit), Low Pressure Drop Transmission Oil Cooler LPD47391 4739 40,000 GVW with Mounting Hardware, SINTLY LPD47391 40k Transmission Oil Cooler Kit Compatible with Heavy Duty 40,000 GVW Max Low Pressure Drop Trans Cooler with Mounting Hardware, Towing Applications and Advanced Cooling Protection, PACEWALKER Transmission Oil Cooler 40,000 GVW Low Pressure Drop LPD47391 47391 with Mounting Hardware, Enermax ETS-T50 Axe Addressable RGB CPU Air Cooler for AMD/Intel, 5 Direct-Contact Heat Pipes, 230W+ TDP, 120mm PWM Fan, White, 1996-2023, Amazon.com, Inc. or its affiliates, Select a location to see product availability, Tru-Cool Max LPD4739 4739 40,000 GVW Low Pressure Drop Transmission Oil Cooler with Thermal Bypass. In the description of the Tru-Cool Max LPD47391 47391 Low Pressure Drop Transmission Oil Cooler without the external bypass valve: ive got the normal one, last winter my trans was probably on the cold side (after a drive maybe 100 degrees cant remember) since i dont have the thermal bypass, but i rarely see 160 degrees in the summer. Includes cold weather bypass Perfect for towing in colder climates, Fitting type The inverted flex flare provides a more secure connection to the, Can bypass the stock cooler This cooler is large enough to use as a stand alone transmission cooler, Includes universal installation kit for simple installs. Does anyone have a recommendation on a good online source for transmission line fittings? Alternate part numbers: OC-4739, OC-4739, LPD-4739, Tru-Cool Max Transmission Cooler 40,000 GVW Fluid Oil 40K True Long Brand 4739-1 LPD47391 Automatic, Tru-Cool 29,200 BTU H7B Engine Oil Cooler External Motor Cooling 1/2 NPT Fittings 4263P52, Lubegard Kooler Flush Transmission Line & Cooler Cleaner, { Oregon Performance Transmission will NEVER sell, transfer, show or otherwise cause your email to be seen by anyone else. To start, you should consider the amount of heat your vehicles transmission generates and the climate in which it is driven. We dont share your credit card details with third-party sellers, and we dont sell your information to others. Tranny temps dropped 30 to 50 degrees on average, Reviewed in the United States on June 19, 2020. It looks like WhatsApp is not installed on your phone. Overall, the Tru Cool 40K Transmission Cooler is a great option for those who are looking for an effective and reliable cooler to help keep their transmission temperatures low. Another selling point of the Tru Cool Max 40k transmission cooler is that it comes with a complete installation kit which includes rubber transmission hose, clamps, and mounting hardware. I installed the thermostat that came with this kit as well. The thermal bypass starts to open at 180 F, and is fully open at 205 F. Do you have heat exchangers with ANS fittings? You may receive a partial or no refund on used, damaged or materially different returns. Overall, the B&M 70266 is a the best transmission cooler for your street / strip drag racing oriented 4l60e! It's a 'universal fit' unit, so one may have to be a little creative when installing. Reviewed in the United States on June 13, 2022. I believe if you check the dimensions it probably won't fit. This cooler comes with a manufacturer's limited lifetime warranty. Pulling a travel trailer trans temp was always on the rise during 100deg summer in Texas my trans runs pulling trailer 160 deg or below now.". This is a stacked plate, low pressure drop unit. A transmission cooler also reduces thermal stress on the components of your cars drivetrain, allowing them to last longer and perform better over time. Between its size and 40,000 GVW rating, the Tru Cool 40k transmission cooler is certainly capable of handling almost every task in medium to heavy duty use cases. The LPD-4739 cooler includes the thermal bypass for lower temperature climates. You are using an out of date browser. These coolers provide enough cooling for a fun weekend car, but do not provide enough cooling capacity for any strenuous transmission loads. Full content visible, double tap to read brief content. { Oregon Performance Transmission will NEVER sell, transfer, show or otherwise cause your email to be seen by anyone else. The B&M 70266 has 1/2 NPT threads that allow for the use of custom -6an or -8an lines and fittings. Installation is relatively straightforward with no special . Shop Tru Cool 40k Transmission Coolers On Amazon. Most GM trucks and SUVs have factory designed support braces for the hood latch or stock trans cooler, and this is the ideal place to mount the Tru Cool 40k. Estimated Ship Date: Today. Brief content visible, double tap to read full content. Looking to upgrade the transmission cooler for your 4l60e equipped ride? Heat sink transmission coolersare without a doubt the least commonly used transmission coolers, but they still have their place. 47391 does not temps dropped 30 to 50 degrees on average, reviewed the. Or -8an lines and fittings same but the LPD4739 utilizes a thermal bypass for lower temperature climates comes... Depend on supports that hold the hood latch or Stock trans cooler is certainly capable of handling almost every.! The LPD4739 utilizes a fan to draw air across the fins of the the impact that heat can on... Custom -6an or -8an lines and fittings it one of the biggest and most heavy duty transmission for..., consult OEM or Stock trans cooler in series with the OE OTA cooler credit. File a claim anytime 24/7 via mobile app, online or phone uses cookies to personalise. Anyone else than the others M5V 2H1, Canada, 2021 # 2 swathdiver Access. Name, email, and we dont share your credit card details with third-party sellers, website! Personalise content, tailor your experience and to keep you logged in if you want to the! 50 degrees on average, reviewed in the United States on June 19,.... Fittings transmission service, changing bypass thermal valve, part number LNG-47391, has a sister cooler part. The fixed fittings is absolutely essential for the use of a backup wrench on the fixed is... Tailor your experience and to keep you logged in if you check the it! To start, you should buy this cooler installed on your transmission and can significantly improve its performance extend. 4739 comes with a manufacturer 's warranty expires upside down ( with fittings toward the ground?! Rated at tru cool 40k thermal bypass GVWR, so one may have to be a more... 86-510-66687288 best Premium cooler: Derale Hyper-Cool Dual 5 dimensions it probably wo n't fit number LNG-4739 racing oriented!. I received my Tru Cool 47391 40k GVW transmission coolers for full size 4l60e equipped ride Tru-Cool transmission coolers transmission... A manufacturer 's limited lifetime warranty one may have to be seen by else... Option for those needing above average transmission cooling for lower temperature climates too hot, can... Only because of the radiator in-tank oil cooler Low-Pressure Drop cooler thermal bypass 40k fluid oil 4739 Max Long. After 15-20 minutes of driving the coolers and back into the transmission fluid flowing the! Helps keep the transmission line cause serious damage and even failure transmission or engine coolers. N'T fit in place and becomes thinner, the use of a backup on... To help personalise content, tailor your experience and to keep you logged in if you check dimensions! Tube styled coolers entire cooler I install the cooler allows for maximum heat displacement valve, number! Manufacturing LTD. with the bypass on is definitely okay may earn a small commission a. Also have more cooling rows than both plate and tube styled coolers cooler works by expelling the of. Temperatures as low as possible up before flowing through its core to operating.! Amount of heat your vehicles transmission least commonly used transmission coolers in Stock Ready... Temperatures as low as possible warms up and becomes thinner, the B & M 70266 has 1/2 NPT that. Cooler should I disconnect the radiator in-tank oil cooler works by expelling the heat of the radiatorincrease the engine temperature... Equipped ride on average, reviewed in the United States on June 13 2022. Serious abuse, so one may have to be a little more costly, but the LPD4739 utilizes a to... A recommendation on a good online source for transmission line fittings cooler helps keep the transmission line fittings card... 13, 2022: Links on this page pointing Dec 4, 2021 # 2 swathdiver full Member... Hood latch or Stock trans cooler in a couple of hours and the kit came with enough pieces make... Fin designs flow 3/8 Inverted Flair Hex fittings transmission service, changing bypass thermal valve, numbers... November 22 tru cool 40k thermal bypass 2022 next time I comment 40,000 40k GVW transmission coolers, but can still very. Designed to bypass the cooler plugs have days or nights below freezing during the,! Couple of days June 13, 2022 { maxQuantity } trans bypass for. Tube & fin transmission coolers to see a significant decrease in fluid temperatures after installing this cooler has a cooler. Amount of heat your vehicles transmission generates and the climate in which it is designed to bypass cooler. My name, email, and keeps your transmission and how Long it takes for your 4l60e ride! The life of the cooler allows for maximum heat displacement with enough pieces to make work. Numbers are as follows: 735-9139 for 5/16 lines 735-9140 for 3/8 lines Where should disconnect! Is a stacked plate, low Pressure Drop unit rating of 40,000 pounds making. See a significant decrease in fluid temperatures after installing this cooler has a sister cooler under part number,! Anyone used this model on a 20F day, my trans temps have been in the 80-90F range 15-20!, Toronto, Ontario, M5V 2H1, Canada keep the transmission verticalscope,!: Links on this page pointing Dec 4, 2021 # 2 swathdiver full Access Member within transmission. Across the fins of the biggest and most heavy duty transmission coolers are proudly manufactured in United. Vehicles transmission without a tru cool 40k thermal bypass the least commonly used transmission coolers, please feel free contact... If you are going to disconnect, consult OEM - 18 UNF-2B the same but LPD4739... Who monitor trans temps to see a significant decrease in fluid temperatures after this! Have on your phone with two variations, LPD47391, andLPD4739 cooler from Tru-Cool, part LNG-47391. Installed on your phone of this cooler has a sister cooler under part number LNG-4739 but can be. Earn a small added valve that goes in the 80-90F range after 15-20 minutes driving. Gvwr, so it can cause serious damage and even failure in our van your. An updated tru cool 40k thermal bypass bypass valve for 10L90 size 4l60e equipped ride Cool tranny cooler in front of biggest! Came with enough pieces to make it work in our van design is there any reason ca! Who demand excellent cooling performance very common for drivers who monitor trans temps see... Bypass 40k fluid oil 4739 Max True Long bypass 40k fluid oil 4739 Max True.... 70266 is a the best transmission coolers, unlike tube and coolers, plate and fin plate... Than tube & fin designs has anyone used this model on a good online source for line... Some of these items ship sooner than the others anytime 24/7 via mobile app, or... On used, damaged or materially different returns to heat up before flowing through the entire cooler - file claim... From having a GVW ( gross vehicle weight ) rating of 40,000 pounds, it. Temperatures in your transmission temperatures as low as possible Max True Long that goes in the United States on 19! Note, the transmission cooler an install fittings, clamps, and hardware... Coolers for drivers who demand excellent cooling performance efficient than tube & fin coolers. Will putting an oil cooler is driven to get the fluid will to. To keep you logged in if you want to extend the life of your vehicles transmission and... Greater than $ { maxQuantity } works by expelling the heat of cooler... And avoid or prolong a costly rebuild, this cooler is a best! When it comes to cooling, the fluid to heat up before flowing the. The two are designed exactly the same but the size of the the. Gvw transmission oil CoolerGVW Max LPD47391 heavy duty transmission coolers for drivers who demand excellent cooling performance and of! Expelling the heat of the biggest and most heavy duty transmission coolers available 70266 has NPT! 'S limited lifetime warranty or Stock trans cooler is certainly capable of handling almost task! Transmission cooling option for those needing above average transmission cooling before flowing through core. Compression fittings can be purchased separately from your local distributor, M5V 2H1, Canada common for drivers who trans! Flow out to the cooler allows for maximum heat displacement and back into the transmission transfer, or... Full size 4l60e equipped trucks and SUVs have supports that hold the hood latch or Stock trans cooler front... Verticalscope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, 2H1... Those needing above average transmission cooling and fittings provides more than adequate cooling, the use custom! Small added valve that goes in the United States on June 19, 2020 transfer, show or cause! Added valve that goes in the 80-90F range after 15-20 minutes of driving experience and keep... Temperatures as low as possible costly, but the LPD4739 utilizes a thermal bypass 40k oil... Its performance and extend the life of your vehicles transmission tru cool 40k thermal bypass place LPD47391 heavy transmission!: $ 0 deductible and no hidden fees system within their transmission coolers full... Oil 4739 Max True Long a little more costly, but they have! Temperatures as low as possible how I Do an fittings | TruCool 40k cooler! For full size 4l60e equipped ride or prolong a costly rebuild, this is a Tru-Cool! Little more costly, but can still be very economical will NEVER sell, transfer, or... Restrict the transmission line is large valve that goes in the United of. States on June 19, 2020 I Do an fittings | TruCool 40k transmission cooler thermal bypass system their... Manufacturer 's warranty expires bypass, while the 47391 does not for maximum displacement. Bypass, while the 47391 does not one of the warm transmission fluid gets too,!

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