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MMTCL-DMAX-06 Mishimoto Transmission Cooler Lines - GM 2006 - 2010

Mftr. Part#: MMTCL-DMAX-06
Manufacturer: Mishimoto
The transmission mated to your 2006-2010 LLY/LBZ/LMM Duramax is essential to everything your truck does, and keeping it cool is crucial.. Mishimoto's cooler line kit completely replaces the OEM lines with 2,000 psi rated industrial hydraulic lines.

PRODUCT DETAILS (click to expand)

Mftr. Part#MMTCL-DMAX-06
Dimensions:0.63" x 46.45" x 0.63"

PRODUCT SPECS (click to expand)

Attribute nameAttribute value
Product TypeTransmission Cooler Lines
Line Size5/8"
Transmission TypeAllison A1000


Upgrading your transmission cooler with a Mishimoto high performance cooler is a good start, but the fluid still needs to get to the cooler. That's where this 2006 - 2010 GM 6.6L LLY/LBZ/LMM Duramax Transmission Line Kit comes in.

These high-performance lines are constructed with a durable PTFE line that's wrapped in a high-strength nylon braid. The PTFE line is extremely oil and heat resistant for durability in even the harshest environments.


  • Working pressure of 2,000 psi and burst pressure of 6,000 psi
  • High-flow -10AN lines and fittings ensure high flow while preventing leaks
  • Includes -10AN to M22x1.5 fittings for use with many aftermarket radiators