Photo 1 of Diesel Fuel Injector Return line Rail Kit Compatible with 2004-2010 Chevy GMC 6.6L LLY LMM LBZ Duramax Engine

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Photo 1 of Diesel Fuel Injector Return line Rail Kit Compatible with 2004-2010 Chevy GMC 6.6L LLY LMM LBZ Duramax EnginePhoto 2 of Diesel Fuel Injector Return line Rail Kit Compatible with 2004-2010 Chevy GMC 6.6L LLY LMM LBZ Duramax Engine