Mishimoto
Mishimoto MMTCGMT99 Transmission Cooler for Chevrolet Silverado And GMC Sierra
- SKU:
- 20803502
- MPN:
- mmtcgmt99
- Availability:
- Usually ships the same or next business day. In stock at our CA, GA, KS, MI, PA, TX, WA warehouses.
- Shipping:
- Calculated at Checkout
- Stock Update:
- 04/24/2026 11:08:24 PM PST
- Stock Update:
- 04/24/2026 11:08:24 PM PST
Description
This item is brand-new, factory sealed.
Performance Transmission Cooler, Compatible with Chevrolet Silverado/GMC Sierra 1999-2013- Direct fit for 1999-2013 Chevrolet Silverado and GMC Sierra
- 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
- Patent Pending; Mishimoto Lifetime Warranty
- Manufacturer: ?Mishimoto
- Brand: ?Mishimoto
- Model: ?MMTC-GMT-99
- Item Weight: ?15.16 pounds
- Product Dimensions: ?37 x 4 x 17 inches
- Is Discontinued By Manufacturer: ?No
- Manufacturer Part Number: ?MMTC-GMT-99
There's no greater enemy for a transmission than heat. Whether your 1999-2013 GMT800 or 900 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.----Our 1999-2013 Chevy Silverado/GMC Sierra performance transmission cooler utilizes a stacked-plate design for maximum durability and powerful cooling. With a massive core thats 521% larger than stock, and a 278% increase in frontal area, the Mishimoto transmission cooler adds significant cooling capacity to your truck whether youre 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, our 1999-2013 Chevy Silverado/GMC Sierra transmission cooler is backed by our Lifetime Warranty with Accident Protection for worry-free cooling as long as you own it.
Warranty Information