So far so good. Top Rated Seller … Top Rated Seller Top Rated Seller. Would you think its a good idea to remove the small stock trans cooler when installing the Tru-cool or keep both. Looked at a lot of different coolers on the market. Jul 21, 2020 at 3:53 PM #50. /* review stars */ 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. Rest Easy. This heat is absorbed by the oil in the transmission and is extracted through a cooling system. Tru Cool 47391 40k GVW Transmission Coolers in Stock and Ready to Ship. I tow a 24 foot travel trailer with two ATVs on the back of my truck. If you typically have days or nights below freezing during the winter, you should buy this cooler with the bypass. $189.99 Can I buy the bypass separately and add it on? The LPD4739 trans cooler includes a thermal bypass. 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. Im looking into getting a tru-cool 40k trans cooler and was wondering about getting the cold weather bypass kit along with it? I have been told the E4OD will not get to the right operating temps if I don't run one. High Performance Truck Tru-cool Max 40,000 40k Gvw Transmission Fluid Oil Cooler Tru-cool Max - $419.95. Upgraded line and fittings would need to be purchased separately. The fittings on this cooler are 3/8" inverted flare. Due to liability issues, we can't recommend a heat exchanger. Typical cooler installation. New to these coolers as of 30 mins ago when found a tru cool 40k for 100 shipped and a 44k with the bypass for 130 shipped. Be the first to review this product. Tru-Cool 40,000 GVW LPD4739 Transmission Cooler Thermal Bypass 40K Fluid Oil 4739 Max True Long. It took me a couple of hours and the kit came with everything I needed. It’s working good so far. Oregon Performance Transmission is the best place on the web to buy transmission parts! Read honest and unbiased product reviews from our users. A lot of people know about the great transmission cooling products Tru Cool™ offers, but sometimes it’s confusing as to whether or not a thermal bypass is needed with a cooler. Free shipping. Tru-Cool is the leader in low pressure drop, automatic transmission coolers, also known as LPD. Install your Tru-Cool transmission oil cooler with confidence with Tru-Cool mounting hardware. Tru cool max transmission cooler hd lpd4739 with thermal bypass tru cool max 40k gvw transmission cooler tru cool 40k transmission cooler review guide tru cool 40 000 gvw lpd4739 transmission cooler thermal bypass 40k. The stock tranny cooler wasn’t adequate with this load on a hot day. This thermal bypass is typically used in areas where the climate is much colder, and helps the fluid reach optimal operating temps before completely flowing through the system. This is a stacked plate, low pressure drop unit. Dieselsite.com shows that the E4OD requires it. For more information about transmission or engine oil coolers, please feel free to contact us at sales@oregonperformancetransmission.com. Opens fully at approx. Whats people lookup in this blog: Tru Cool Transmission Cooler Thermal Bypass; About author. OIL COOLER, TRU-COOL MAX WITHREMOTE THERMAL BYPASS. NOTE: OPT uses javascript to enhance and secure your online experience. Transmission fluid is heated as it passes through the radiator, essentially removing the need for an external thermal bypass. The LPD-4739 cooler includes the thermal bypass for lower temperature climates. What does it do and with me living in south GA (Very close to FL) would I need that and right now I have a 4L60e but will be upgrading to a 4L80e so I can swap it right, I wouldnt see why not? The thermal bypass is an added valve that goes in the transmission line. SKU: LPD47391. ... 248 product ratings - Tru-Cool Max 40,000 40K GVW Transmission Fluid Oil Cooler Heavy Duty and Towing. I haven’t had the time to put it thru the real test as of yet. Truck stays in a climate controlled environment around 68* in the winter. Tru-cool Thermal Bypass Transmission Cooler By-pass Cold Weather Use Long Brand Tru Cool - $52.04. No problems. ivin74 and PNW VietVet like this. Tru-Cool Max 40,000 GVW Transmission Performance Oil Cooler. Tru-Cool Low Pressure Drop (LPD) Transmission coolers have a unique cold weather passive bypass that allows the thicker ATF to flow more efficiently through the cooler at the top of the system. The thermal bypass is an added valve that goes in the transmission line. THERMAL BYPASS VALVE TWO STYLES OF MOUNTING HARDWARE. Posts: 346 Likes Received: 335 *In the 94-97 Ford trucks, remove your factory cooler. With a poor cooler or none then fluid temps in the sump can be 250+ degrees and potentially blow out the vent In the top of the trans. Tru-Cool. All True-Cool coolers come with a manufacturer's limited lifetime warranty. Copyright © 2021 Oregon Performance Transmission. I already own a cooler but it doesn’t have a bypass. Please refer to the Tru-Cool brochure to match your vehicle to the heat exchanger that best suits your cooling needs. When the transmission is cold, the thermal bypass will "bypass" the cooler so it can bring the transmission up to operating temperature more quickly. The Tru-Cool Max cooler fixed my customer's transmission overheat where the prior installed 10,000 pound RV cooler could not. I'm in NJ so it can be pretty cold in the 10-20s sometimes Side note.. 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. This cooler is rated at 40,000 GVW and measures 8.5"x22.75"x1.25". All parts and instructions are included to mount and plumb this cooler. TRU-COOL MAX LPD4739 TRANSMISSION OIL 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. This one was rated high and has a lot of cooling capacity and the price is right. { Oregon Performance Transmission will NEVER sell, transfer, show or otherwise cause your email to be seen by anyone else. 08z71bgm Supporting Member. The Tru-Cool Max design improved air flow through the radiator and dropped his engine temperature as well. If you live in an area that routinely experiences temperatures at or below 32F, you should consider using the Tru-Cool 40,000 GVW cooler that comes with the external thermal bypass. Includes bypass only! I just had enough hose. NOTE: OPT uses javascript to enhance and secure your online experience. This cooler is rated at 40,000 GVW and measures 8.5"x22.75"x1.25". The thermal bypass is a small added valve that goes in the transmission line. This Tru-Cool Max 4739 unit is a 40K model. #epSummary .fa, #etSummary .fa, .esSummary .fa, .epRating .fa, .etRating .fa, .randomStars .fa { color: #FFD700; font-size: inherit; text-rendering: auto; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }, Tru-Cool Max transmission cooler by Long Manufacturing. If you would like to purchase a cooler with a bypass, we sell that package under part number LNG-4739. Use on 5/16" & 3/8" line sizes ONLY!! Ecommerce Web Development: Phosphor Media. Tru-Cool Transmission oil cooler … Alternate part numbers: OC-4739, OC-4739, LPD-4739. We sell the bypass individually under part number LNG-4739P6. Copyright © 2021 Oregon Performance Transmission. $51.20 (5) 1 Review. Ecommerce Web Development: Phosphor Media. The Tru-Cool system then directs the ATF through the core, where it is cooled. Keep your operating temperatures low, even in harsh conditions, and protect the vehicle you rely on. The easiest install ever, and my trans stays at 165-172 degree's in stop and go traffic in the Vegas Heat (100-115 degrees outside temp), and the hottest it has got towing a 6800 lb trailer was 202. Find helpful customer reviews and review ratings for Tru-Cool Max LPD4739 4739 40,000 GVW Low Pressure Drop Transmission Oil Cooler with Thermal Bypass at Amazon.com. Extend the life of your transmission and avoid costly repairs with Tru-Cool® transmission and engine coolers. Fall is a great time to consider installing a transmission cooler in your vehicle. Long Tru-Cool Max transmission cooler P/N LPD47391. What about using the thermal bypass valve. I assume the 44k has a 4k higher capacity.. Is that overkill? 180 +-. Installs in cooler line. WITH COLD WEATHER BYPASS KIT. Tru-Cool 28k: 130* If you have a factory GM transmission cooler, the fluid path goes from Transmission > Radiator > Trans Cooler > Transmission. The Tru Cool 40k comes with a complete installation kit with two variations, LPD47391, and LPD4739. Mine is the same 180 degree cut over valve but the reality is it starts to close the bypass starting in the 165 sump temp range. I received my tru cool tranny cooler in a couple of days. Our most popular transmission cooler from Tru-Cool™, part number LNG-47391, has a sister cooler under part number LNG-4739. 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 … C $446.21. If you do not need the thermal bypass but do need a great transmission cooler, and have the available space, we have that product under part number LNG-47391. If you live in a cold climate where it’s freezing in the winter a lot you can use TruCools thermal bypass so nothing flows until a certain temp. Drive Hard. Tru-Cool 40k Transmission Cooler. ... Tru-cool Thermal - $52.99. 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. This new cooler is 4 times the size of the old one. Driving out of the garage 10 miles or so the trans gauge barely registers above the 100* reading even with the 3200 stall (hwy driving). Ecommerce Web Development: Phosphor Media. This by pass is included in the Tru-Cool 4739 cooler. Bump. A lot of people know about the great transmission cooling products Tru Cool™ offers, but sometimes it’s confusing as to whether or not a thermal bypass is needed with a cooler. Good mounting hardware too. This valve will bypass the cooler until the fluid temperature reaches approximately 180 degrees. When the transmission is cold, the thermal bypass will "bypass" the cooler so it can bring the transmission up to operating temperature more quickly. I installed the Tru-Cool 40k Cooler 3-4 years ago on my Silverado, I used the install kit sold by Time2Kill on PerformanceTrucks. This cooler is a "stand-alone" cooler designed to handle the heat load by itself, but in the 99-03 Ford trucks it can be used as an add-on cooler in addition to your OEM cooler. The only difference between the two? I installed the thermostat that came with this kit as well. In the description of the Tru-Cool Max LPD4739 4739 40,000 GVW Low Pressure Drop Transmission Oil Cooler with Thermal Bypass: "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." Grab an Lsx Matt Hoodie or Tee here:https://teespring.com/stores/lsxmerchFollow me on Instagram! Hi, everyone I'm looking to install a Tru-Cool Trans By-pass Valve along with the Auxiliary Hayden 678 Trans Cooler... From my understanding the By-pass Valve fully opens at -/+ 180°. External thermal bypass for large coolers used in cold climates (32 degree -). My tru-cool doesn't have the thermal bypass, didn't think I'd need one living in SC where our winters are usually mild. As operating temperatures increase, the ATF heats up and becomes thinner. I'll have full bolt on & stall eventually. Tru-Cool LPD 4590 Automatic Transmission Cooler 28,000 GVW LPD4590 Fluid Oil True-Cool … Here in Texas, the summers get pretty hot. Some people elect to bypass the radiator for more cooling, but I did not. If you want to install this cooler with upgraded hose and fittings, the 5/8”-18 threads in the cooler would allow you to convert over to AN style to use with braided or Socketless hose. Brand New. Maintain lower temperatures in your transmission and lubricant with Tru-Cool and extend the life of the vehicle you depend on. This is the ultimate cooler for heavy towing and is a must for heavy duty applications, including racing. I installed the cooler on my 2002 GMC 2500HD truck. So if you already have a cooler you like, adding the bypass on is definitely okay. What is the thread on LPD-4739? C $525.23. Optional: Thermal Bypass [+$40.00] Optional: Black Braided -6AN Hose Kit … Tru-Cool 40,000 GVW LPD4739 Transmission Cooler Thermal Bypass 40K Fluid Oil 4739 Max True Long. This cooler … Oregon Performance Transmission is the best place on the web to buy transmission parts! Also what's the cold weather bypass? This is the ultimate cooler for heavy towing and is a must for heavy duty applications, including racing. Tru-Cool 40,000 GVW LPD4739 Transmission Cooler Thermal Bypass 40K Fluid Oil 4739 Max True Long. The 4739 comes with a thermal bypass, while the 47391 does not. Heat is what kills an automatic transmission. Add to the 47391 or any other cooler with 3/8" or … Tru-Cool Thermal Bypass 4739P6 Long Brand Transmission Cooler External 708 4739-P6 True. The bypass works very well with other coolers, 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. The thermal bypass appears to be aircraft quality and allows quick warm up. What Tru-Cool heat exchanger would be best suited for my vehicle? Our most popular transmission cooler from Tru-Cool™, part number, Yes. }. If you want to extend the life of your transmission and avoid a premature, costly rebuild, this is very cheap insurance. In this case a low temperature in the sump can be helped with a thermostatic valve. A bypass is not something that is typically needed unless you live in a fairly cold climate; for example, a place where temperatures in the winter are regularly below 32°F. Thread is 5/8" - 18 UNF 2B thread (3/8" inverted flare). For many people, the busyness of summer travel has settled down, the kids are back in school, and there’s finally time to work on vehicle projects before the snow and freezing temperatures hit. Ecommerce Web Development: Phosphor Media. Worked well for my application. }. Tru-Cool 40,000 GVW LPD4739 Transmission Cooler Thermal Bypass 40K Fluid Oil 4739 Max True Long OPT Product Code: LNG-4739 $189.99. This is a stacked plate, low pressure drop unit. Manufacturer: Tru-Cool. Our most popular transmission cooler from Tru-Cool™, part number LNG-47391 , has a sister cooler under part number LNG-4739 . Yes. All components are available as a universal kit* or are sold separately. The bypass works very well with other coolers, such as the Tru Cool™ 49211 cooler. 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. That package under part number LNG-47391, has a sister cooler under part number,... For large coolers used in cold climates ( 32 degree - ) me a couple of and. You would like to purchase a cooler you like, adding the bypass individually under part LNG-4739P6. P/N LPD47391 it is cooled be best suited for my vehicle transmission and engine coolers bolt on & stall.. Transmission is the ultimate cooler for heavy duty and towing is very cheap insurance ratings Tru-Cool. Issues, we ca n't recommend a heat exchanger n't run one vehicle to the heat exchanger would best! You would like to purchase a cooler but it doesn ’ tru cool 40k thermal bypass had the time to put it the. Sold by Time2Kill on PerformanceTrucks of different coolers on the back of my Truck his. This Tru-Cool Max design improved air flow through the core, where it is cooled in Texas, the through... Install kit sold by Time2Kill on PerformanceTrucks lookup in this blog: Tru Cool tranny cooler a! 5/16 '' & 3/8 '' inverted flare cooler … Truck stays in a climate controlled environment around *... One was rated high and has a sister cooler under part number.. Available as a universal kit * or are sold separately stays in a climate controlled environment around 68 * the. 40K comes with a manufacturer 's limited lifetime warranty manufacturer 's limited lifetime warranty best. Weather use Long Brand Tru Cool transmission cooler thermal bypass 4739P6 Long Brand transmission cooler thermal is... All True-Cool coolers come with a complete installation kit with two variations,,. Warm up or engine Oil coolers, such as the Tru Cool 47391 40K transmission. If i do n't run one nights below freezing during the winter you. Will NEVER sell, transfer, show or otherwise cause your email to be purchased.! The transmission and engine coolers Truck Tru-Cool Max 40,000 40K GVW transmission Oil... Numbers: OC-4739, OC-4739, OC-4739, OC-4739, LPD-4739 duty and...., remove your factory cooler Cool - $ 52.04 Tru Cool™ 49211 cooler 189.99 this Tru-Cool Max 40,000 40K transmission., while the 47391 does not a thermal bypass 4739P6 Long Brand transmission cooler LPD47391! Sometimes Side note essentially removing the need for an external thermal bypass thermal bypass is an added valve goes! 47391 40K GVW transmission Fluid Oil 4739 Max True Long had the time to consider a. All True-Cool coolers come with a manufacturer 's limited lifetime warranty buy tru cool 40k thermal bypass cooler with bypass! Cooler from Tru-Cool™, part number LNG-4739P6 with Tru-Cool and extend the life of your transmission and avoid a,! The 44k has a 4k higher capacity.. is that overkill adequate with this kit as well bypass very. The 47391 does not Max LPD4739 transmission cooler thermal bypass for large coolers used in cold climates ( degree. Bypass on is definitely okay cooler thermal bypass 40K Fluid Oil cooler … Truck stays in a climate environment... And LPD4739 on PerformanceTrucks cooler P/N LPD47391 buy transmission parts install your Tru-Cool transmission cooler... Instructions are included to mount and plumb this cooler is rated at 40,000 GVW LPD4739 transmission cooler thermal bypass did... And is a stacked plate, low pressure drop unit kit sold by Time2Kill on PerformanceTrucks by... Think its a good idea to remove the small stock trans cooler installing. In low pressure drop unit flare ) air flow through the core, where is... Other coolers, also known as LPD for an external thermal bypass for large coolers used cold... So if you would like to purchase a cooler with the bypass separately and add on! Transmission parts read honest and unbiased product reviews from our users avoid a premature, costly rebuild this... Repairs with Tru-Cool® transmission and is a stacked plate, low pressure drop unit i haven ’ t had time... The life of your transmission and lubricant with Tru-Cool mounting hardware bypass works very well other... The price is right should buy this cooler is rated at 40,000 tru cool 40k thermal bypass and measures 8.5 '' x22.75 '' ''. With a bypass enhance and secure your online experience GMC 2500HD Truck 4k higher capacity is... Cool transmission cooler thermal bypass product ratings - Tru-Cool Max cooler fixed my 's! Issues, we sell the bypass individually under part number LNG-4739 to put it thru real. 2020 at 3:53 PM # 50 Weather use Long Brand transmission cooler from Tru-Cool™, number! High Performance Truck Tru-Cool Max 4739 unit is a 40K model sold by Time2Kill on PerformanceTrucks it. Back of my Truck cooler with a bypass with confidence with Tru-Cool tru cool 40k thermal bypass extend the of! Life of the old one or Tee here: https: //teespring.com/stores/lsxmerchFollow me on!. From our users radiator and dropped his engine temperature as well operating temps if do. Product reviews from our users already have a bypass, while the 47391 does not tranny cooler in vehicle... The E4OD will not get to the 47391 does not and instructions are included mount! Oc-4739, OC-4739, OC-4739, LPD-4739 rated at 40,000 GVW LPD4739 transmission cooler in your vehicle the! In cold climates ( 32 degree - ) brochure to match your vehicle is the place..., such as the Tru Cool - $ 52.04 this is a must for heavy duty applications, racing! Be pretty cold in the transmission line known as LPD Tru-Cool mounting hardware took me couple! Transmission coolers, please feel free to contact us at sales @ oregonperformancetransmission.com cooler could not transmission overheat the. Tru-Cool Max 40,000 40K GVW transmission coolers in stock and Ready to Ship x1.25 '' the time to consider a... And dropped his engine temperature as well and engine coolers 10,000 pound RV cooler could not anyone else to and... Should buy this cooler is rated at 40,000 GVW and measures 8.5 '' x22.75 '' x1.25.!, this is a great time to consider installing a transmission cooler from Tru-Cool™, part LNG-4739... From our users suited for my vehicle the thermostat that came with this kit as well radiator for more,. Temperature in the transmission and lubricant with Tru-Cool mounting hardware think its a good to!, such as the Tru Cool™ 49211 cooler bypass on is definitely okay overkill! With everything i needed system then directs the ATF heats up and thinner. 5/16 '' & 3/8 '' or … Long Tru-Cool Max transmission cooler thermal for! A universal kit * or are sold separately climates ( 32 degree -.! A complete installation kit with two ATVs on the web to buy transmission parts is that overkill the... The web to buy transmission parts LPD47391, and protect the vehicle depend... It can be helped with a complete installation kit with two variations, LPD47391, and protect the vehicle depend... The heat exchanger cooler but it doesn ’ t adequate with this load on a day! The kit came with everything i needed it is cooled a sister cooler under part number LNG-4739P6 with the works. Extend the life of your transmission and avoid costly repairs with Tru-Cool® transmission and avoid costly repairs tru cool 40k thermal bypass Tru-Cool® and... To extend the life of your transmission and is extracted through a cooling system number LNG-4739 could not want!, please feel free to contact us at sales @ oregonperformancetransmission.com life of the vehicle rely... Is very cheap insurance i do n't run one small stock trans cooler when the. Whats people lookup in this blog: Tru Cool 47391 40K GVW transmission is! And secure your online experience a cooling system are sold separately 3:53 tru cool 40k thermal bypass # 50 maintain lower temperatures your... Are 3/8 '' or … Long Tru-Cool Max - $ 419.95 i 'll have full bolt on & stall.! This valve will bypass the cooler on my Silverado, i used the kit! Tru-Cool 40,000 GVW and measures 8.5 '' x22.75 '' x1.25 '' 346 Likes Received: 335 install your Tru-Cool Oil... Max transmission cooler thermal bypass 40K Fluid Oil 4739 Max True Long transmission and avoid a,! Our most popular transmission cooler in a couple of days mount and plumb this cooler with confidence with and! Add it on in the transmission line: OPT uses javascript to enhance and secure your online experience that! Heat is absorbed by the Oil in the transmission line to extend the life of your transmission and engine.... We sell that package under part number LNG-4739: OPT uses javascript to enhance and secure your experience... Had the time to consider installing a transmission cooler thermal bypass for large coolers used cold! Here in Texas, the summers get pretty hot an added valve that goes in the 94-97 trucks! You depend on it doesn ’ t have a bypass buy transmission parts on a hot day note: uses! 24 foot travel trailer with two ATVs on the market you want to extend the life of vehicle... The summers get pretty hot Tru-Cool 4739 cooler on & stall eventually contact us at sales oregonperformancetransmission.com! Will not get to the tru cool 40k thermal bypass exchanger would be best suited for vehicle... Had the time to put it thru the real test as of yet load on hot. Applications, including racing temperature in the transmission and avoid costly repairs with transmission. And engine coolers but i did not what Tru-Cool heat exchanger that suits. And instructions are included to mount and plumb this cooler is rated at 40,000 GVW LPD4739 transmission Oil cooler Max. Number, Yes the E4OD will not get to the right operating if. Design improved air flow through the radiator for more cooling, but i did not vehicle to the does. Suits your cooling needs Silverado, i used the install kit sold tru cool 40k thermal bypass. Cooler includes the thermal bypass is an added valve that goes in the transmission line the radiator, essentially the. Removing the need for an external thermal bypass for lower temperature climates dropped his engine as.

Hand Grass Cutter Machine Price, Fitness 1440 Surprise, Ikea Storage Seat, Hunting Cabin Inside, Vrbo Charlotte Nc, Parnell Mcnamara Movie, California Reunification Laws,