For 1999-2013 Chevrolet Silverado GMC Sierra Gas Mishimoto Transmission Cooler

For 1999-2013 Chevrolet Silverado GMC Sierra Gas Mishimoto Transmission Cooler

Mishimoto Performance Transmission Cooler
Fits 1999-2013 Chevrolet Silverado and GMC Sierra GMT800 and GMT900
For gas vehicles with 4L60 / 4L65 / 4L70 / 4L80 / 4L85 / 6L80 transmission


There's no greater enemy for a transmission than heat. Whether your gas-powered 4LXX / 6L80 equipped 1999-2013 GMT800 or GMT900 Chevy Silverado / GMC Sierra is a dedicated tow vehicle, hardworking fleet truck, or a daily driver, you need to ensure that your transmission runs cool. Luckily, Mishimoto has developed a cooler to do just that.


The Mishimoto 1999-2013 Chevy Silverado/GMC Sierra performance transmission cooler utilizes a stacked-plate design for maximum durability and powerful cooling. With a massive core that’s 521% larger than stock, and a 278% increase in frontal area, the Mishimoto transmission cooler adds significant cooling capacity to your truck whether you’re towing a heavy load, or low-speed driving on the trail. Internal fins and louvered external fins circulate cool air and fluid throughout the core for optimal heat transfer.


Included with the Mishimoto transmission cooler are precision-machined -6ORB quick-disconnects that connect directly to the stock lines, or can be removed allow the use of -6AN lines. We also include a relocation bracket for the ambient air temperature sensor to keep full functionality of your truck. An adjustable mounting bracket makes installing this transmission cooler a breeze in an hour or less.


Like all Mishimoto products, this 1999-2013 Chevy Silverado / GMC Sierra transmission cooler is backed by the Mishimoto Lifetime Manufacturer Warranty with Accident Protection for worry-free cooling as long as you own it.


Key Features

Direct fit for 1999-2013 Chevrolet Silverado and GMC Sierra (GMT800 / GMT900)

521% increase in core volume for vastly improved cooling capacity

278% increase in frontal surface area transfers more heat at any speed

-6ORB quick-disconnects can easily be swapped for -6AN fittings

Stacked-plate core balances flow with effective cooling

Internal fins and external louvered fins maximize heat transfer

Adjustable bracket makes installation fast and easy

Includes ambient air temperature sensor relocation bracket

Patent Pending

Mishimoto Lifetime Manufacturer Warranty


Frequently Asked Questions - FAQ

This replaces the smaller, OEM unit mounted in the front of your vehicle.

This cooler will be replacing the OEM cooler. It will be utilizing the OEM thermostatic bypass to help with temperature regulation.

This does not fit Allison transmissions.


Full application list:

Cadillac Escalade ESV 6.2L V8 2007-2014

Cadillac Escalade ESV 6.0L V8 2003-2006

Cadillac Escalade EXT 6.2L V8 2007-2013

Cadillac Escalade EXT 6.0L V8 2002-2006

Cadillac Escalade 5.3L V8 2002-2005

Cadillac Escalade 6.2L V8 2007-2014

Cadillac Escalade 6.0L V8 2002-2006

Chevrolet Avalanche 1500 5.3L V8 2002-2006

Chevrolet Avalanche 2500 8.1L V8 2002-2006

Chevrolet Avalanche 5.3L V8 2007-2013

Chevrolet Avalanche 6.0L V8 2007-2009

Chevrolet Silverado 1500 Classic 4.3L V6 2007-2007

Chevrolet Silverado 1500 Classic 4.8L V8 2007-2007

Chevrolet Silverado 1500 Classic 5.3L V8 2007-2007

Chevrolet Silverado 1500 Classic 6.0L V8 2007-2007

Chevrolet Silverado 1500 HD Classic 6.0L V8 2007-2007

Chevrolet Silverado 1500 HD 6.0L V8 2001-2006

Chevrolet Silverado 1500 4.3L V6 1999-2013

Chevrolet Silverado 1500 4.8L V8 1999-2013

Chevrolet Silverado 1500 5.3L V8 1999-2013

Chevrolet Silverado 1500 6.2L V8 2009-2013

Chevrolet Silverado 1500 6.0L V8 2003-2013

Chevrolet Silverado 2500 HD Classic 6.0L V8 2007-2007

Chevrolet Silverado 2500 HD 6.0L V8 2001-2010

Chevrolet Silverado 2500 HD 8.1L V8 2004-2006

Chevrolet Silverado 2500 5.3L V8 1999-2000

Chevrolet Silverado 2500 6.0L V8 1999-2004

Chevrolet Silverado 3500 Classic 6.0L V8 2007-2007

Chevrolet Silverado 3500 HD 6.0L V8 2007-2010

Chevrolet Silverado 3500 6.0L V8 2001-2006

Chevrolet Silverado 3500 8.1L V8 2004-2006

Chevrolet Suburban 1500 5.3L V8 2000-2014

Chevrolet Suburban 1500 6.0L V8 2006-2009

Chevrolet Suburban 2500 6.0L V8 2000-2013

Chevrolet Suburban 2500 8.1L V8 2001-2006

Chevrolet Tahoe 4.8L V8 2000-2009

Chevrolet Tahoe 5.3L V8 2000-2014

Chevrolet Tahoe 6.2L V8 2008-2009

GMC Sierra 1500 Classic 4.3L V6 2007-2007

GMC Sierra 1500 Classic 4.8L V8 2007-2007

GMC Sierra 1500 Classic 5.3L V8 2007-2007

GMC Sierra 1500 Classic 6.0L V8 2007-2007

GMC Sierra 1500 HD Classic 6.0L V8 2007-2007

GMC Sierra 1500 HD 6.0L V8 2001-2006

GMC Sierra 1500 4.3L V6 1999-2013

GMC Sierra 1500 4.8L V8 1999-2013

GMC Sierra 1500 5.3L V8 1999-2013

GMC Sierra 1500 6.2L V8 2007-2013

GMC Sierra 1500 6.0L V8 2001-2013

GMC Sierra 2500 HD Classic 6.0L V8 2007-2007

GMC Sierra 2500 HD 6.0L V8 2001-2010

GMC Sierra 2500 HD 8.1L V8 2004-2006

GMC Sierra 2500 5.3L V8 1999-2000

GMC Sierra 2500 6.0L V8 1999-2004

GMC Sierra 3500 Classic 6.0L V8 2007-2007

GMC Sierra 3500 HD 6.0L V8 2007-2010

GMC Sierra 3500 6.0L V8 2001-2006

GMC Sierra 3500 8.1L V8 2004-2006

GMC Yukon XL 1500 5.3L V8 2000-2014

GMC Yukon XL 1500 6.2L V8 2007-2014

GMC Yukon XL 1500 6.0L V8 2001-2009

GMC Yukon XL 2500 6.0L V8 2000-2013

GMC Yukon XL 2500 8.1L V8 2001-2006

GMC Yukon 4.8L V8 2000-2009

GMC Yukon 5.3L V8 2000-2014

GMC Yukon 6.2L V8 2007-2014

GMC Yukon 6.0L V8 2001-2006

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