OEM Part Number: 97328733, 98062291, 97328732, 98045649, 98045648, 97380859, 904-122
Fitment: Specifically designed for Duramax LLY, LBZ, and LMM diesel engines (2004.5-2010), NOT for LB7.
Material & Design: Upgrades to durable aluminum fittings (no plastic) to eliminate breakage risks. Includes components to service both left and right engine sides, with universal DT660023 kit design.
Function: Resolves fuel leakage issues by replacing worn return lines, fittings, and clamps. Improves fuel system reliability and prevents engine damage from leaks, suitable for stock and modified Duramax setups.
Package Include: 6 x "T" return connectors, 2 x 90 degree return connector, 8 x Return connector O-rings, 8 x Return connector retaining clips (For GM P/N 97359750), 14 x line clamps, Return Line Hose sufficient for both sides. Please check for the details to make sure this part will fit.