73/91  Air Filter (5.0L, 5.9L)

Engine: 5.9L

74/86  Air Filter (2.5L, 2.8L, 4.2L)

Engine: 4.2L

78/91  Air Intake Duct

Engine: 4.2L, 5.9L
With 5.9L (V8-360) Engine
With 4.2L (6-258) Engine
With Heavy Duty Intake
Air Intake Duct (Fresh Air)