This top quality Standard Secondary Air Injection Pipe generally fits Chevrolet - GMC - Pontiac vehicles and includes models such as Blazer - K5Blazer - C10 - C10Suburban - C20 - C20Suburban - C30 - ElCamino - K10 - K10Suburban - K20 - K20Suburban - K30 - P20 - P30 - C10Pickup - C20Pickup - C30Pickup - K10Pickup - K20Pickup - K30Pickup - C1500 - C1500Suburban - C2500 - C2500Suburban - C3500 - K1500 - K1500Suburban - K2500 - K2500Suburban - K3500 - C15Suburban - C25Suburban - Caballero - Jimmy - K15Suburban - K25Suburban - P2500 - P3500 - Sprint - C15/C1500Pickup - C15/C1500Suburban - C25/C2500Pickup - C25/C2500Suburban - C35/C3500Pickup - K15/K1500Pickup - K15/K1500Suburban - K25/K2500Pickup - K25/K2500Suburban - K35/K3500Pickup with trims including . Engine types may include 5.7 V8 GAS CARB - 6.6 V8 GAS CARB - 5.0 V8 GAS CARB - 5.7 V8 GAS FI - 7.4 V8 GAS CARB - 2.2 L4 GAS FI. This part fits vehicles made in the following years 2007 - 1984 - 1983 - 1982 - 1981 - 1980 - 1979 - 1978 - 1977 - 1976 - 1975 1974 1973.