CODE 6506 TURBO - REAR EXHAUST (TF001 CODE 6517 (AF001) 30 AIR INTAKE AND EXHAUST PARTS 6076 6076 (6076AF001, 6076TF001, 6076HF, 6076AFD) OEM Engines (ESN -499999)(Waterloo) PC2182 in ENGINE, OEM (SERIES 400 DIESEL) 7.6L