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Heating and Cooling Oil and Fluid Coolers

Mishimoto

Mishimoto 01-03 Chevrolet / GMC 6.6L Duramax (LB7) Transmission Cooler

$549.00 $498.95 Save $50.05

SKU: M00C MMTC-DMAX-01SL

In Stock
In Stock
Ships by Aug 4
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: MMTC-DMAX-01SL

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 It's durable construction, this transmission cooler is significantly larger than the stock core. The Mishimoto transmission cooler boasts a 174-percent greater core volume, and 192-percent 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:

  • 192-percent greater external fin surface area over stock cooler
  • Mishimoto Lifetime Warranty
  • Direct-fit for all 2001-2003 Chevrolet/GMC 6.6L Duramax
  • CNC-machined adapters make it easy to connect Mishimoto cooler to stock fluid lines or AN lines
  • 174-percent greater core volume than stock cooler

~(14 lbs. 29X11X4)~ Chevrolet/GMC 6.6L Duramax (LB7) Transmission Cooler 2001-2003

MIA's Description

The Mishimoto MMTC-DMAX-01SL Transmission Cooler is a direct-fit stacked-plate design transmission cooler for 2001-2003 Chevrolet/GMC 6.6L Duramax (LB7) with Allison transmission, offering significantly increased core volume and fin surface area for enhanced cooling.

Fitment

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Specifications

BrandMishimoto
Part NumberM00C MMTC-DMAX-01SL

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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