The Fleece FPE-TL-LML-1114 Heavy Duty Transmission Cooler Lines are direct-fit replacement lines for your 2011-2014 GM 6.6L Duramax LML. These transmission lines will replace your leaking trans lines with heavy duty, better flowing, flexible lines. This kit is a complete replacement set of lines available for your Duramax truck. These lines will increase overall flow and protect against future failures as they offer an increased diameter over stock and heavy-duty hose wrap.

• 5/8" Diameter Hose
• Burst Proof Hose Wrap
• Increased Diameter Over Stock Hose

(2) Large OD washers

(6) 7/8""-14 O-ring to -10AN fittings

(3) 5/8"" ID transmission lines with AN fittings

Double hose clamps, locking cable ties, and fir tree cable clamps