Hooker Competition Headers - 1.625 in Primary - 3 in Collector - Metallic Ceramic - Small Block Chevy - GM A-Body / B-Body / F-Body / X-Body 1964-94 - Pair JB110020 2020 GMC Sierra 2500 HD

2020 GMC Sierra 2500 HD Crew Cab Pickup Vehicle has carpeted factory storage box

comes with Y-pipe to connect to your factory exhaust

along with an EDM oiling hole

External Oil Pump

1959-1959 DeSoto Firedome

Hooker Competition Headers - 1.625 in Primary - 3 in Collector - Metallic Ceramic - Small Block Chevy - GM A-Body / B-Body / F-Body / X-Body 1964-94 - Pair JB110020 2020 GMC Sierra 2500 HDHooker Headers Competition Header 2466 1HKR Metallic Ceramic Coating Tube Size 1 5 8 in. OD Collector Size 3 in. OD Port Shape Same As Port Fits Angle Plug Heads High Performance Affordable Durable 16 Gauge Material Welds Easier Lasts Longer Heat Cured High Heat Resistant Vehicle Applications: 1989 1991 Chevrolet R3500 1968 1968 Chevrolet Chevy II 1975 1986 Chevrolet C20 1971 1974 Chevrolet C30 Pickup 1991 1994 Chevrolet Commercial Chassis 1975 1986