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Time Saver Mishimoto Mmtc-dmax-06sl Transmission Cooler | 2006-2010 Gm Silverado/sierra 2500hd/3500hd 6.6l Duramax Massive 70% Savings [91VESNlu]

$64.99 $207.99 -69%

GM 6.6L Duramax Mishimoto Transmission Cooler Features: Direct-fit transmission cooler Stacked plate design for maximum performance cooling 84% greater core volume and 125% greater fin surface area Connects to factory transmission cooling lines Compu

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Time Saver Mishimoto Mmtc-dmax-06sl Transmission Cooler | 2006-2010 Gm Silverado/sierra 2500hd/3500hd 6.6l Duramax Massive 70% Savings [91VESNlu]

GM 6.6L Duramax Mishimoto Transmission Cooler Features:
  • Direct-fit transmission cooler
  • Stacked plate design for maximum performance cooling
  • 84% greater core volume and 125% greater fin surface area
  • Connects to factory transmission cooling lines
  • Computer Numerical Control Machined Adapters
  • Backed by Limited Lifetime Warranty
  • Accident Protection
  • Direct-fit brackets and tailor-made hoses

Direct-Fit and Steadfast Cooling with the 6.6L Duramax Mishimoto Transmission Cooler

Having a optimally cooled transmission can make the difference between a smooth riding vehicle and janky gear shifts. Ensure smoother gear shifts with the 6.6L Duramax Mishimoto Transmission Cooler! Featuring an 84% greater core volume and a 125% increase in greater fin surface area, oncoming air is met with a large perforated design that encourages maximum cooling all across the transmission. The high-performance cooling technology is followed by a durable construction that uses a high-strength stacked plate design and CNC machined adapters that make it easy to connect the Mishimoto cooler. Additionally, the design elements of the Duramax Mishimoto cooler enables direct-fitment to your factory or AN cooling lines with the CNC machined adapters, tailor-made hoses, and direct fit brackets. Backed by a limited lifetime warranty and accident protection, picking up the 6.6L Duramax Mishimoto Transmission Cooler is an excellent upgrade choice for drivers who require enhanced cooling and optimized transmission health/operation.

Fitment:

  • Fitted for Chevy and GMC 6.6L Duramax Engines

What Our Customers Say

February 5, 2026

Absolutely no complaints!

The product is a very good quality brand.

- Kasen V..

February 5, 2026

Absolutely no complaints!

It's a very well-made product, great quality and very well-executed.

- Zeke H..

February 5, 2026

Absolutely no complaints!

The product is of excellent quality and a great piece of work.

- Maren S..

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