How to service and repair the air-cooled transmission oil cooler on Toyota 4Runner?

To service and repair the air-cooled oil cooler first, drain automatic transmission fluid. To remove the oil cooler assembly, first, loosen the clip to disconnect the oil cooler hose. Next, loosen the clip to disconnect the transmission oil cooler hose. Then, disconnect the oil cooler sub tube. Finally, remove one bolt and 4 bolts securing oil cooler assembly. For installation, first, install the oil cooler assembly with a bolt and 4 bolts. The torque is 5.0 Nm (51 kgf/cm, 40 in. lbs.). Subsequently, the instalation follows the transmission oil cooler hose and clip, the oil cooler sub tube, and finally the oil cooler hose and clip. Following installation, add the automatic transmission fluid and check the level.

How to remove the A750E automatic transmission oil cooler with the trailer towing system on Toyota Tundra?

To disconnect the A750E automatic transmission oil cooler with trailer-drawing equipment, first remove the front bumper assembly; for steel type bumper, detach it as specified for that type, and for resin type bumper, follow the instructions for removal of that type. After that, disconnect the two cooler hoses. Detach the No. 2 transmission oil cooler inlet and outlet hoses by loosening the flexible hose clamp and subsequently detach the No. 1 oil cooler inlet and outlet hoses. Subsequently, removing 2 bolts takes off the oil cooler tube. The oil cooler assembly is removed by unscrewing 3 bolts from the oil cooler, 2 bolts from the oil cooler support. Finally, the No. 1 and No. 2 oil cooler air ducts are separated by removing 4 bolts.

OEM Toyota Transmission Oil Cooler

Trans Oil Cooler

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85 Transmission Oil Coolers found

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Toyota Transmission Cooler Part Number: 32907-02040
$41.45 MSRP: $57.70
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Product Specifications
- Other Name: Tube Sub-Assembly, Oil Cooler Outlet; Auto Trans Oil Cooler Hose/Tube/Line; Cooler Pipe; Tube Sub-Assembly, Oil Cooler W/O Hose
Fits the following Toyota Models:
- Corolla | 2009-2013 | Base, L, LE, S, XLE | 4 Cyl 1.8 L GAS
- Matrix | 2009-2013 | Base | 4 Cyl 1.8 L GAS
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Toyota Transmission Cooler Part Number: 33493-52040
$233.10 MSRP: $332.82
You Save: $99.72 (30%)
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Product Specifications
- Other Name: Cooler, Transmission; Oil Cooler; Cooler, Transmission Oil
Fits the following Toyota Models:
- Corolla | 2014-2022 | 50th Anniversary Special Edition, L, LE, LE Eco, Le Eco Plus, S, SE, Special Edition, XLE, XSE | 4 Cyl 1.8 L GAS
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Toyota Transmission Cooler Part Number: 33490-34010
$387.02 MSRP: $567.18
You Save: $180.16 (32%)
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Product Specifications
- Other Name: Cooler Assembly, Transmission Oil With Thermostat; Automatic Transmission Oil Cooler; Oil Cooler; Cooler Assembly, Transmission Oil
Fits the following Toyota Models:
- Sequoia | 2008-2022 | Limited, Nightshade, Platinum, SR5, TRD Pro, TRD Sport | 8 Cyl 4.6 L GAS, 8 Cyl 5.7 L FLEX, 8 Cyl 5.7 L GAS
- Tundra | 2007-2021 | 1794 Edition, Base, Limited, Nightshade, Platinum, SR, SR5, Trail, TRD Pro | 8 Cyl 5.7 L FLEX, 8 Cyl 5.7 L GAS
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Toyota Transmission Cooler Part Number: 32910-0E090
$389.97 MSRP: $571.51
You Save: $181.54 (32%)
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Product Specifications
- Other Name: Cooler Assembly, Oil; Automatic Transmission Oil Cooler
Fits the following Toyota Models:
- Highlander | 2020-2022 | L, LE, Limited, Platinum, XLE, XSE | 6 Cyl 3.5 L GAS
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Toyota Transmission Cooler Part Number: 32920-04040
$405.07 MSRP: $593.64
You Save: $188.57 (32%)
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Product Specifications
- Other Name: Cooler Assembly, Oil With Hose; Automatic Transmission Oil Cooler; Oil Cooler; Cooler Assembly, Oil W/Hose
Fits the following Toyota Models:
- Tacoma | 2016-2023 | Limited, SR, SR5, Trail, Trail Special Edition, TRD Off-Road, TRD Pro, TRD Sport | 6 Cyl 3.5 L GAS
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Toyota Transmission Cooler Part Number: 33493-42060
$423.00 MSRP: $619.91
You Save: $196.91 (32%)
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Product Specifications
- Other Name: Cooler, Transmission; Automatic Transmission Oil Cooler; Cooler, Transmission Oil(ATF Warmer)
Fits the following Toyota Models:
- RAV4 | 2009-2012 | Base, Limited, Sport | 4 Cyl 2.5 L GAS
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Toyota Oil Cooler Part Number: 32920-0E040
$497.01 MSRP: $728.36
You Save: $231.35 (32%)
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Product Specifications
- Other Name: Cooler Assembly, Oil With Hose; Automatic Transmission Oil Cooler; Transmission Cooler; Cooler Assembly, Oil W/Hose
Fits the following Toyota Models:
- Highlander | 2011-2013 | Base, Limited, Plus, SE | 4 Cyl 2.7 L GAS, 6 Cyl 3.5 L GAS
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Toyota Transmission Cooler Part Number: 32920-04010
$597.91 MSRP: $876.24
You Save: $278.33 (32%)
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Product Specifications
- Other Name: Cooler Assembly, Oil With Hose; Automatic Transmission Oil Cooler; Automatic Transmission Oil Cooler Assembly; Cooler Assembly, Oil W/Hose
- Manufacturer Note: TOWING PACKAGE-WITH
Fits the following Toyota Models:
- Tacoma | 2005-2011 | Base, Pre Runner, X-Runner | 6 Cyl 4.0 L GAS
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Toyota Oil Cooler Part Number: 32920-48062
$647.96 MSRP: $949.59
You Save: $301.63 (32%)
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Product Specifications
- Other Name: Cooler Assembly, Oil With Hose; Automatic Transmission Oil Cooler; Transmission Cooler; Cooler Assembly, Oil W/Hose
- Manufacturer Note: TOWING PACKAGE-5000LBS
- Replaces: 32920-48061, 32920-48060
Fits the following Toyota Models:
- Highlander | 2008-2010 | Base, Limited, SE, Sport | 6 Cyl 3.5 L GAS
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Toyota Transmission Cooler Part Number: 32970-34030
$220.76 MSRP: $315.19
You Save: $94.43 (30%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Cooler Assembly, Transmission Oil With Thermostat; Automatic Transmission Oil Cooler; Thermostat Unit; Cooler Assembly, Transmission Oil W/Thermostat
- Manufacturer Note: TOWING PACKAGE-WITH
Fits the following Toyota Models:
- Sequoia | 2011-2012 | Limited, Platinum, SR5 | 8 Cyl 5.7 L FLEX, 8 Cyl 5.7 L GAS
- Tundra | 2011-2021 | 1794 Edition, Base, Limited, Nightshade, Platinum, SR, SR5, Trail, TRD Pro | 8 Cyl 5.7 L FLEX, 8 Cyl 5.7 L GAS
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Toyota Transmission Cooler Part Number: 33493-52010
$258.15 MSRP: $368.58
You Save: $110.43 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cooler, Transmission; Oil Cooler; Cooler, Transmission Oil
Fits the following Toyota Models:
- Corolla | 2014-2022 | 50th Anniversary Special Edition, L, LE, LE Eco, Le Eco Plus, S, SE, Special Edition, XLE, XSE | 4 Cyl 1.8 L GAS
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Toyota Transmission Cooler Part Number: 33493-42090
$273.88 MSRP: $391.04
You Save: $117.16 (30%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Cooler, Transmission; Automatic Transmission Oil Cooler; Oil Cooler; Cooler, Transmission Oil(ATF Warmer)
Fits the following Toyota Models:
- RAV4 | 2013-2018 | Adventure, LE, Limited, Platinum, SE, XLE | 4 Cyl 2.5 L GAS
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Toyota Transmission Cooler Part Number: G125A-33010
$298.11 MSRP: $425.64
You Save: $127.53 (30%)
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Product Specifications
- Other Name: Cooler, Motor Cooling; Inverter Cooler; Oil Cooler
Fits the following Toyota Models:
- Avalon | 2019-2022 | Hybrid Limited, Hybrid XLE, Hybrid XSE, Hybrid XSE Nightshade | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
- Camry | 2018-2024 | Hybrid LE, Hybrid SE, Hybrid SE Nightshade, Hybrid XLE, Hybrid XSE | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
- Crown | 2023-2025 | Limited, Nightshade, XLE | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
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Toyota Cooler Assembly, Transmission Oil Part Number: 33493-34030
$307.08 MSRP: $438.44
You Save: $131.36 (30%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Cooler, Transmission
Fits the following Toyota Models:
- Sequoia | 2008-2012 | Limited, SR5 | 8 Cyl 4.6 L GAS
- Tundra | 2010-2019 | Base, Limited, Platinum, SR, SR5 | 8 Cyl 4.6 L GAS
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Toyota Transmission Cooler Part Number: 33493-42030
$303.35 MSRP: $433.12
You Save: $129.77 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cooler, Transmission; Automatic Transmission Oil Cooler; Cooler, Transmission Oil(ATF Warmer)
Fits the following Toyota Models:
- RAV4 | 2006-2008 | Base, Limited, Sport | 4 Cyl 2.4 L GAS
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Toyota Transmission Cooler Part Number: 33493-F4010
$327.24 MSRP: $467.22
You Save: $139.98 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cooler, Transmission; Oil Cooler; Cooler, Oil
Fits the following Toyota Models:
- C-HR | 2018-2022 | LE, Limited, Nightshade, XLE, XLE Premium | 4 Cyl 2.0 L GAS
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Toyota Transmission Cooler Part Number: 33490-34020
$345.87 MSRP: $493.82
You Save: $147.95 (30%)
ADD TO CART
Product Specifications
- Other Name: Automatic Transmission Oil Cooler; Cooler Assembly, Transmission Oil
Fits the following Toyota Models:
- Sequoia | 2008-2009 | SR5 | 8 Cyl 4.7 L GAS
- Tundra | 2007-2009 | Base, Limited, SR5 | 6 Cyl 4.0 L GAS, 8 Cyl 4.7 L GAS
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Toyota Transmission Cooler Part Number: 32907-02060
$74.05 MSRP: $103.94
You Save: $29.89 (29%)
ADD TO CART
Product Specifications
- Other Name: Tube Sub-Assembly, Oil Cooler Outlet; Auto Trans Oil Cooler Hose/Tube/Line; Cooler Pipe; Tube Sub-Assembly, Oil Cooler W/O Hose
Fits the following Toyota Models:
- Corolla | 2009-2010 | XRS | 4 Cyl 2.4 L GAS
- Matrix | 2009-2013 | S, XRS | 4 Cyl 2.4 L GAS
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Toyota Oil Cooler Part Number: 33493-60020
$307.08 MSRP: $438.44
You Save: $131.36 (30%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cooler, Transmission; Automatic Transmission Oil Cooler; Cooler Assembly, Transmission Oil
Fits the following Toyota Models:
- Tacoma | 2016-2023 | Limited, Nightshade, SR, SR5, Trail, Trail Special Edition, TRD Off-Road, TRD Pro, TRD Sport | 6 Cyl 3.5 L GAS
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Toyota Transmission Cooler Part Number: 33493-06021
$307.08 MSRP: $438.44
You Save: $131.36 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cooler, Transmission; Automatic Transmission Oil Cooler; Oil Cooler; Cooler, Transmission Oil(ATF Warmer)
- Replaces: 33493-06020
Fits the following Toyota Models:
- Avalon | 2019-2022 | Limited, Touring, TRD, XLE, XSE, XSE Nightshade | 6 Cyl 3.5 L GAS
- Camry | 2018-2024 | L, LE, SE, SE Nightshade, TRD, XLE, XSE | 4 Cyl 2.5 L GAS, 6 Cyl 3.5 L GAS
- Highlander | 2017-2022 | L, LE, LE Plus, Limited, Limited Platinum, Platinum, SE, XLE, XSE | 6 Cyl 3.5 L GAS
- RAV4 | 2019-2025 | Adventure, LE, Limited, TRD Off-Road, XLE, XLE Premium | 4 Cyl 2.5 L GAS
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Toyota Transmission Oil Cooler

OEM parts deliver unmatched quality you can rely on. They pass extensive quality control inspections. Toyota produces them to the official factory specifications. This process helps prevent defects and imperfections. So you can get exceptional lifespan and a flawless fit. Need new OEM Toyota Transmission Oil Cooler? You'll love our wide selection of genuine options. Shop in minutes and skip the hunt. Our prices are unbeatable, you'll save time and money. It's easy to shop and find the right piece. Our committed customer service team gives professional help from start to finish. Every part includes a manufacturer's warranty. We ship quickly, your parts will arrive fast at your door.

Toyota Transmission Oil Cooler maintains the ideal operating temperature of transmission fluid to protect smooth shifts on every drive. Toyota, established in Japan in 1937, is now a well-trusted global automaker that is known for lean production, smart problem solving, and constant innovation. From the TNGA platform that enhances handling to the Hybrid Synergy Drive that extends fuel savings, Toyota leads with technology that seems simple and reliable. The recent RAV4 Plug-in Hybrid is a good example of how the brand couples efficiency with solid performance, while durable build quality makes owners confident their cars will last. These advantages trickle down throughout compact cars, SUVs, and trucks and offer brand fans a combination of economy, safety, and pleasure. To preserve that reliable driving nature, the Transmission Oil Cooler is a kind of tiny radiator for the gearbox. Hot fluid emerges from the transmission and travels through narrow passages in the Toyota Transmission Oil Cooler to release heat to coolant or passing air and then returns cooler and thicker, ready to lubricate gears under load. Designs may incorporate tube and fin, plate and fin, or stacked plate construction, all of which attempt to transfer heat rapidly. By keeping fluid at a temperature close to 175 degrees Fahrenheit, the Transmission Oil Cooler maintains seal integrity, prevents varnish, and enables sure towing or hill climbing on the entirety of the Toyota lineup.

Toyota Transmission Oil Cooler Parts and Q&A

Cooler Assembly, Oil
32910-60150
Q: How to service and repair the air-cooled transmission oil cooler on Toyota 4Runner?
A:
To service and repair the air-cooled oil cooler first, drain automatic transmission fluid. To remove the oil cooler assembly, first, loosen the clip to disconnect the oil cooler hose. Next, loosen the clip to disconnect the transmission oil cooler hose. Then, disconnect the oil cooler sub tube. Finally, remove one bolt and 4 bolts securing oil cooler assembly. For installation, first, install the oil cooler assembly with a bolt and 4 bolts. The torque is 5.0 Nm (51 kgf/cm, 40 in. lbs.). Subsequently, the instalation follows the transmission oil cooler hose and clip, the oil cooler sub tube, and finally the oil cooler hose and clip. Following installation, add the automatic transmission fluid and check the level.
Transmission Cooler
33490-34020
Q: How to remove the A750E automatic transmission oil cooler with the trailer towing system on Toyota Tundra?
A:
To disconnect the A750E automatic transmission oil cooler with trailer-drawing equipment, first remove the front bumper assembly; for steel type bumper, detach it as specified for that type, and for resin type bumper, follow the instructions for removal of that type. After that, disconnect the two cooler hoses. Detach the No. 2 transmission oil cooler inlet and outlet hoses by loosening the flexible hose clamp and subsequently detach the No. 1 oil cooler inlet and outlet hoses. Subsequently, removing 2 bolts takes off the oil cooler tube. The oil cooler assembly is removed by unscrewing 3 bolts from the oil cooler, 2 bolts from the oil cooler support. Finally, the No. 1 and No. 2 oil cooler air ducts are separated by removing 4 bolts.