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

NEW Diesel Injector Fuel Return Hose Line Kit for Duramax 6.6L LLY LBZ LMM

Diesel Injector Fuel Return Hose Line Kit for Duramax 6.6L LLY LBZ LMM 04-10

Fuel Injector Return Line Kit Diesel for Duramax 6.6L LLY LBZ LMM 04-10

Upgraded Diesel Fuel Injector Return Line for Duramax 6.6L LLY LBZ LMM

Upgraded Quality Diesel Fuel Injector Return Line for Duramax 6.6L LLY LBZ LMM

Upgraded Diesel Fuel Injector Flow Return Line Kit for Duramax 6.6L LLY LBZ LMM

Diesel Injector Fuel Return Hose Line Kit for Duramax 6.6L LLY LBZ LMM 04-10