New Fuel Injector Return Line Kits for Duramax 6.6L LLY LBZ LMM 2004.5-2010

Pair of Fuel Injector Return Line Kits for 2004.5-2010 Duramax 6.6L LLY LBZ LMM

Pair of Fuel Injector Return Line Kits for Duramax 6.6L 2004.5-2010 LLY LBZ LMM

Diesel Fuel Injector Return Line Left + Right Set for Duramax 6.6L LLY LBZ LMM

Injector Fuel Return Hose Kit for 2004.5-2010 GM Duramax Engine 6.6L LLY LBZ LMM

Injector Fuel Return Hose Kit for 2004.5-2010 6.6L LLY LBZ LMM GM Duramax Engine

Diesel Injector Fuel Return Hose line Kit for Duramax 6.6L LLY LBZ LMM 2004-2010

New Fuel Injector Return Line Pair Set For 6.6L Duramax LLY LBZ LMM Diesel