Mishimoto 01-03 Chevrolet / GMC 6.6L Duramax (LB7) Transmission Cooler - MMTC-DMAX-01SL
Keep your 2001-2003 Chevy/GMC 6.6L Duramax transmission cool with the Mishimoto Transmission Cooler. Designed for maximum durability and efficiency, this cooler features:
- Direct fit for 2001-2003 Chevrolet/GMC 6.6L Duramax (LB7)
 - Stacked-plate construction for superior cooling
 - 174% greater core volume and 192% greater fin surface area than stock
 - Easy installation with CNC-machined adapters and direct-fit brackets
 - Lifetime Warranty with Accident Protection
 
There's no greater enemy for a transmission than heat. Whether your 2001-2003 Chevy/GMC 6.6L Duramax is a dedicated tow vehicle, hardworking fleet truck, or a daily driver with a liking for the drag strip, you need to ensure that your transmission runs cool.  Luckily, Mishimoto has developed a direct-fit transmission cooler to do just that. Our 2001-2003 Chevy/GMC 6.6L Duramax transmission cooler utilizes a stacked-plate design for maximum durability and powerful cooling. Aside from its durable construction, this transmission cooler is significantly larger than the stock core. The Mishimoto transmission cooler boasts a 174% greater core volume, and 192% greater fin surface area than the stock 2001-2003 Duramax transmission cooler.  The included CNC-machined adapters connect directly to the stock transmission cooler lines for leak-free cooling. Direct-fit brackets and tailor-made hoses make installation easy. Like all Mishimoto products, this transmission cooler is backed up by our Lifetime Warranty with Accident Protection for worry-free cooling as long as you own it.
Features:
- Direct fit for all 2001-2003 Chevrolet/GMC 6.6L Duramax (LB7)
 - Stacked-plate construction for maximum durability and superior cooling
 - CNC-machined adapters make it easy to connect Mishimoto cooler to stock fluid lines or AN lines
 - 174% greater core volume than stock cooler
 - 192% greater external fin surface area over stock cooler
 - Patent #D900,161
 - Mishimoto Lifetime Warranty
 
- (1) Mishimoto Stacked Plate Transmission Cooler
 - (2) CNC-Machined Quick-Disconnect to Hose Barb Adapters
 - (2) Stock-style Quick-Disconnect Fittings
 - (2) Transmission Hoses
 - (2) Mounting Brackets
 - (4) Worm Gear Clamps
 - (1) Zip Tie
 - Mounting Hardware
 - Mishimoto Lifetime Warranty
 
- SKU: MMTC-DMAX-01SL
 - Core Height: 5.78
 - Rows: 13
 - Core Thickness: 1.25
 - Core Length: 27.95
 
- Engine Codes
- 6.6L Duramax
 
 - Chassis Codes
- LB7
 
 
- This kit fits with early 2003 trucks with orange clips. Late 2003 trucks with purple clips should use MMTC-DMAX-03
 
| Brand | Mishimoto | 
|---|---|
| upc | 811580034077 |