Hooker Competition Headers - 2 in Primary - 3.5 in Collector - Metallic Ceramic - Big Block Chevy - GM B-Body / F-Body / X-Body 1967-74 - Pair Truck & Off-Road allowing an easy installation into

allowing an easy installation into the nitrous system

Radiused allen head design is streamlined for less turbulence and increased airflow

has the capability of active digital noise cancelling

Nylon / Rubber

Hooker Competition Headers - 2 in Primary - 3.5 in Collector - Metallic Ceramic - Big Block Chevy - GM B-Body / F-Body / X-Body 1967-74 - Pair Truck & Off-Road allowing an easy installation intoHooker Headers Competition Header 2457 1HKR Metallic Ceramic Coating Tube Size 2 x 27 in. OD Collector Size 3. 5 in. OD Collector Length 10 in. Port Shape Same As Port High Performance Affordable Durable 16 Gauge Material Welds Easier Lasts Longer Heat Cured High Heat Resistant Vehicle Applications: 1969 1970 Chevrolet Nova 1963 1971 Chevrolet Biscayne 1966 1970 Chevrolet Caprice 1963 1970 Chevrolet Bel Air 1963 1970 Chevrolet Impala 1970 1970