; HomeHeavy Duty Truck PartsEngines & Engine PartsEngine AssysCaterpillarC15Core 2005 CAT C15 (DUAL TURBO-ACERT-EPA04) Engine Assy Core 2005 CAT C15 (DUAL TURBO-ACERT-EPA04) Engine Assy Unfortunately this part is temporarily unavailable. View other Caterpillar C15 Engine Assys