01-10 Duramax KBDP Transmission Lines

  • Sale
  • Regular price $189.95

KBDP transmission cooler line kit for Chevy / GMC Duramax 6.6l LB7 LLY LBZ & LMM trucks with the 5 or 6 speed Allison automatic transmission.

Did you know the transmission cooler lines on your Duramax are prone to leaking? Fix the problem before it becomes a headache!

Heavy Duty hydraulic hoses prevent leaks 
Cooler Transmission Temperatures
5/8" Hydraulic Hose Provides Maximum Flow
Hose rated @ 300 PSI Working & 1200 PSI Burst
*If you prefer, you can upgrade to 1500 PSI Working & 6000 PSI Burst rated hose.

Notice: Some radiators may require 20mm metric adapters. Often called setrab fittings.

Fits: 2001-2010 Chevy & GMC 2500 & 3500 applications with the 6.6l LB7 LLY LBZ & LMM Duramax diesel engine.

Note: Some early LB7’s have smaller 3/4”-16 threaded ports on the transmission. These fittings are not included unless requested at the time of ordering.


Cannot ship to California 


Have a Question?

Be the first to ask a question about this.

Ask a Question