Catalytic Converter System
Catalytic Converter(s) and Muffler if attached as
assembly **
Diesel Particulate Filter assembly
(7.8L Isuzu Diesel)
Exhaust Manifold
(C/K Trucks < 14,000 GVWR 8.1L)
Exhaust Manifold (7.8L Isuzu Diesel)
Exhaust Manifold with Catalytic Converter if
attached as assembly *
Exhaust Manifold Gasket
Exhaust Pipes and/or Mufflers (when located
between catalytic converters and exhaust
manifold)
Exhaust Pipes and/or Mufflers (when located
between catalytic converters and exhaust
manifold - 7.8L Isuzu Diesel)
Exhaust Throttle (7.8L Isuzu Diesel)
Positive Crankcase Ventilation (PCV) System
Oil Filler Cap
PCV Filter
PCV Oil Separator
PCV Valve
Exhaust Gas Recirculation (EGR) System
EGR Feed and Delivery Pipes or Cast-in Passages
EGR Valve
EGR Valve Assembly (7.8L Isuzu Diesel)
EGR Valve Cooler (6.6L DURAMAX
®
Diesel)
EGR Cooler (7.8L Isuzu Diesel)
EGR Vacuum Pump Assembly (6.6L DURAMAX
®
Diesel)
Secondary Air Injection System
Air Pump
Check Valves
12