Designed for Hooker Competition 2452HKR header back applications. This system uses 2.25-inch 16-gauge aluminized tubing to reduce back-pressure and improve engine efficiency. The system is mandrel bent to eliminate any crush sections in the tubing to help maximize the exhaust flow for better performance.
Hooker Hooker Header Back Exhaust System 16522HKR
Specifications:
| Brand | Hooker |
| Category | Exhaust |
| Emission Code | 4 |
| Exhaust Series | Hooker |
| Material | Aluminized Steel |
| 1174 | None |
| Product Type | Exhaust System |
| Sound Level | Pipe Only |
| Sub Category | Exhaust and Tail Pipes |
| System Type | Header-back |
| Tips | None |
| Tubing Diameter | 2.25 |
| Type of Exhaust | Header-Back |
| Warning | California Proposition 65 |
| Brand | Hooker |
| Category | Exhaust |
| Emission Code | 4 |
| Exhaust Series | Hooker |
| Material | Aluminized Steel |
| 1174 | None |
| Product Type | Exhaust System |
| Sound Level | Pipe Only |
| Sub Category | Exhaust and Tail Pipes |
| System Type | Header-back |
| Tips | None |
| Tubing Diameter | 2.25 |
| Type of Exhaust | Header-Back |
| Warning | California Proposition 65 |
| Description_ABR | SYS CHEV TRU |
| Description_SHO | SYS CHEV TRUCK HDR D |
| Description_INV | CHEV TRUCK HDR DUAL |
| Description_ASC | Designed to work with header number 2452HKR.Will not fit with stock manifolds that exit straight down. |
| Description_DES | Hooker Header Back Exhaust System |
| Description_EXT | 1963-1972 1/2, 3/4, 1-Ton Truck (2WD), 1969-1972 Chevy / GMC Blazer / Suburban / Carryall / Yukon / 1-Ton Crew Cab (2WD): 265-400; Fits Long Wheelbase Only |
| Description_MKT | Designed for Hooker Competition 2452HKR header back applications. This system uses 2.25-inch 16-gauge aluminized tubing to reduce back-pressure and improve engine efficiency. The system is mandrel bent to eliminate any crush sections in the tubing to help maximize the exhaust flow for better performance. |
| Description_FAB | Mandrel Bent Tubing Eliminates Restrictions in Bends and Improves Exhaust Flow |
| Description_FAB | Reduces Backpressure |
| Description_FAB | Improves Engine Efficiency |
| Description_FAB | Hardware Included |
| Description_FAB | Instructions Included |
| Description_FAB | Fits Long Wheelbase Only |
| Description_ABR | SYS CHEV TRU |
| Description_SHO | SYS CHEV TRUCK HDR D |
| Description_INV | CHEV TRUCK HDR DUAL |
| Description_ASC | Designed to work with header number 2452HKR.Will not fit with stock manifolds that exit straight down. |
| Description_DES | Hooker Header Back Exhaust System |
| Description_EXT | 1963-1972 1/2, 3/4, 1-Ton Truck (2WD), 1969-1972 Chevy / GMC Blazer / Suburban / Carryall / Yukon / 1-Ton Crew Cab (2WD): 265-400; Fits Long Wheelbase Only |
| Description_MKT | Designed for Hooker Competition 2452HKR header back applications. This system uses 2.25-inch 16-gauge aluminized tubing to reduce back-pressure and improve engine efficiency. The system is mandrel bent to eliminate any crush sections in the tubing to help maximize the exhaust flow for better performance. |
| Description_FAB | Mandrel Bent Tubing Eliminates Restrictions in Bends and Improves Exhaust Flow |
| Description_FAB | Reduces Backpressure |
| Description_FAB | Improves Engine Efficiency |
| Description_FAB | Hardware Included |
| Description_FAB | Instructions Included |
| Description_FAB | Fits Long Wheelbase Only |
This Part Fits:
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1969 | Chevrolet | Blazer | Base | |
| 1969 | Chevrolet | Blazer | Base | |
| 1970 | Chevrolet | Blazer | Base | |
| 1971 | Chevrolet | Blazer | Base | |
| 1972 | Chevrolet | Blazer | Base | |
| 1963 | Chevrolet | C10 Pickup | Base | |
| 1964 | Chevrolet | C10 Pickup | Base | |
| 1965 | Chevrolet | C10 Pickup | Base | |
| 1966 | Chevrolet | C10 Pickup | Base | |
| 1966 | Chevrolet | C10 Pickup | Base | |
| 1967 | Chevrolet | C10 Pickup | Base | |
| 1967 | Chevrolet | C10 Pickup | Base | |
| 1968 | Chevrolet | C10 Pickup | Base | |
| 1968 | Chevrolet | C10 Pickup | Base | |
| 1969 | Chevrolet | C10 Pickup | Base | |
| 1970 | Chevrolet | C10 Pickup | Base | |
| 1971 | Chevrolet | C10 Pickup | Base | |
| 1972 | Chevrolet | C10 Pickup | Base | |
| 1969 | Chevrolet | C10 Suburban | Base | |
| 1970 | Chevrolet | C10 Suburban | Base | |
| 1971 | Chevrolet | C10 Suburban | Base | |
| 1972 | Chevrolet | C10 Suburban | Base | |
| 1963 | Chevrolet | C20 Pickup | Base | |
| 1964 | Chevrolet | C20 Pickup | Base | |
| 1965 | Chevrolet | C20 Pickup | Base | |
| 1966 | Chevrolet | C20 Pickup | Base | |
| 1966 | Chevrolet | C20 Pickup | Base | |
| 1967 | Chevrolet | C20 Pickup | Base | |
| 1967 | Chevrolet | C20 Pickup | Base | |
| 1968 | Chevrolet | C20 Pickup | Base | |
| 1968 | Chevrolet | C20 Pickup | Base | |
| 1969 | Chevrolet | C20 Pickup | Base | |
| 1970 | Chevrolet | C20 Pickup | Base | |
| 1971 | Chevrolet | C20 Pickup | Base | |
| 1972 | Chevrolet | C20 Pickup | Base | |
| 1969 | Chevrolet | C20 Suburban | Base | |
| 1970 | Chevrolet | C20 Suburban | Base | |
| 1971 | Chevrolet | C20 Suburban | Base | |
| 1972 | Chevrolet | C20 Suburban | Base | |
| 1963 | Chevrolet | C30 Pickup | Base | |
| 1964 | Chevrolet | C30 Pickup | Base | |
| 1965 | Chevrolet | C30 Pickup | Base | |
| 1966 | Chevrolet | C30 Pickup | Base | |
| 1966 | Chevrolet | C30 Pickup | Base | |
| 1967 | Chevrolet | C30 Pickup | Base | |
| 1967 | Chevrolet | C30 Pickup | Base | |
| 1968 | Chevrolet | C30 Pickup | Base | |
| 1969 | Chevrolet | C30 Pickup | Base | |
| 1970 | Chevrolet | C30 Pickup | Base | |
| 1971 | Chevrolet | C30 Pickup | Base | |
| 1972 | Chevrolet | C30 Pickup | Base | |
| 1967 | GMC | C15/C1500 Pickup | Base | |
| 1967 | GMC | C15/C1500 Pickup | Base | |
| 1968 | GMC | C15/C1500 Pickup | Base | |
| 1968 | GMC | C15/C1500 Pickup | Base | |
| 1969 | GMC | C15/C1500 Pickup | Base | |
| 1970 | GMC | C15/C1500 Pickup | Base | |
| 1971 | GMC | C15/C1500 Pickup | Base | |
| 1972 | GMC | C15/C1500 Pickup | Base | |
| 1972 | GMC | C15/C1500 Pickup | Base | |
| 1969 | GMC | C15/C1500 Suburban | Base | |
| 1970 | GMC | C15/C1500 Suburban | Base | |
| 1971 | GMC | C15/C1500 Suburban | Base | |
| 1972 | GMC | C15/C1500 Suburban | Base | |
| 1972 | GMC | C15/C1500 Suburban | Base | |
| 1967 | GMC | C25/C2500 Pickup | Base | |
| 1967 | GMC | C25/C2500 Pickup | Base | |
| 1968 | GMC | C25/C2500 Pickup | Base | |
| 1968 | GMC | C25/C2500 Pickup | Base | |
| 1969 | GMC | C25/C2500 Pickup | Base | |
| 1970 | GMC | C25/C2500 Pickup | Base | |
| 1971 | GMC | C25/C2500 Pickup | Base | |
| 1972 | GMC | C25/C2500 Pickup | Base | |
| 1972 | GMC | C25/C2500 Pickup | Base | |
| 1969 | GMC | C25/C2500 Suburban | Base | |
| 1970 | GMC | C25/C2500 Suburban | Base | |
| 1971 | GMC | C25/C2500 Suburban | Base | |
| 1972 | GMC | C25/C2500 Suburban | Base | |
| 1972 | GMC | C25/C2500 Suburban | Base | |
| 1967 | GMC | C35/C3500 Pickup | Base | |
| 1967 | GMC | C35/C3500 Pickup | Base | |
| 1968 | GMC | C35/C3500 Pickup | Base | |
| 1968 | GMC | C35/C3500 Pickup | Base | |
| 1969 | GMC | C35/C3500 Pickup | Base | |
| 1970 | GMC | C35/C3500 Pickup | Base | |
| 1971 | GMC | C35/C3500 Pickup | Base | |
| 1972 | GMC | C35/C3500 Pickup | Base | |
| 1972 | GMC | C35/C3500 Pickup | Base | |
| 1970 | GMC | Jimmy | Base | |
| 1970 | GMC | Jimmy | Base | |
| 1971 | GMC | Jimmy | Base | |
| 1972 | GMC | Jimmy | Base | |
| 1972 | GMC | Jimmy | Base |