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FPE-TL-LML-1114 Fleece Performance Transmission Cooler Set - GM/Chevy 6.6L Duramax 2011-2014

Mftr. Part#: FPE-TL-LML-1114
UPC: 670875717749
Manufacturer: Fleece Performance
Replace your leaking transmission lines for your 2011-2014 GMC/Chevy 6.6L LML 2500/3500HD Duramax truck.

PRODUCT DETAILS (click to expand)

Mftr. Part#FPE-TL-LML-1114
Weight (lbs.):6.00 lbs.
Dimensions:5.00" x 14.00" x 14.00"

PRODUCT SPECS (click to expand)

Attribute nameAttribute value
Truck Type/ModelDuramax
BrandFleece Performance
Product TypeTransmission Cooler Lines


Fleece Performance's heavy duty, high flow, flexible transmission lines for your 2011-2014 GMC/Chevy Duramax 6.6L LML truck will increase overall flow and help to protect against future failures as they offer an increased diameter over stock lines and use heavy-duty hose wrap.


  • 5/8" Diameter hose
  • Burst proof polyester hose wrap
  • Increased diameter compared to stock hose


  • Double hose clamps, locking cable ties, and fir tree cable clamps
  • (3) 5/8" ID Transmission Lines with AN Fittings
  • (2) Large OD Washers
  • (6) 7/8" -14 0-ring to -10AN Fittings
  • Not for use on Cab and Chassis applications