Welcome to the #1 Diesel Performance Parts store!

Fleece Allison Transmission Cooler Lines (FPE-TL-LBZ-LMM) for 2006-2010 Duramax LBZ / LMM

$282.45

Purchase & earn 282 points!

The Fleece Allison Transmission Cooler Lines (FPE-TL-LBZ-LMM) are durable, high-performance replacements for the factory transmission lines in 2006–2010 GM Duramax LBZ and LMM trucks with Allison transmissions. Made from braided stainless steel with high-quality AN fittings, they offer improved reliability, leak prevention, and fluid flow, making them ideal for heavy-duty use and towing. These lines are a long-lasting upgrade over the stock rubber hoses, which are prone to wear and leaks.

Description

The Fleece Allison Transmission Cooler Lines (FPE-TL-LBZ-LMM) are a high-quality upgrade designed specifically for 2006-2010 GM Duramax LBZ and LMM trucks equipped with the Allison transmission. These heavy-duty lines offer superior durability and performance compared to the factory rubber hoses, which are known to degrade and leak over time. Constructed with braided stainless steel and high-quality AN fittings, these cooler lines ensure a secure, leak-free connection and improved fluid flow, helping to maintain optimal transmission temperatures under heavy load and towing conditions. Whether you’re replacing failing stock lines or upgrading for enhanced reliability, the Fleece Performance cooler lines provide a long-lasting solution engineered to withstand the rigors of diesel performance.

Additional information

Weight 5 lbs
Dimensions 15 × 14 × 3 in
Brand

Fitment

  • 2006 GM Silverado/Sierra 2500/3500 6.6L LLY/LBZ Duramax
  • 2007 GM Silverado/Sierra 2500/3500 6.6L LLY/LBZ Duramax (classic body style)
  • 2007.5 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax (new body style)
  • 2008 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax
  • 2009 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax
  • 2010 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax

Includes

  • 5/8″ ID Transmission Lines
  • (6) 7/8″-14 O-ring to -10AN fittings
  • (2) M22x1.5 to -10 AN Setrab fittings
  • (2) Large OD washers
  • Double hose clamps and locking cable ties

Installation

Warning

Proposition 65

This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.

[woo_vpf_ymm_filter view="" show_model="false" show_engine="false" show_category="false" show_keyword="false" show_my_vehicles="true" label_search="Search"]

Create Account

[gravityforms id=1 title=false description=false ajax=true]