Hooker HKR6921 Headers - 71-73 Mustang 351C

Hooker HKR6921 Headers - 71-73 Mustang 351C is listed by Motorstate as a Headers for catalog matching by brand, part number, and product name. Use this source-backed listing when comparing Hooker components in the Headers category. The manufacturer part reference is 6921HKR, while the Motorstate part number is HKR6921. Confirm the part number, brand, and product category against your vehicle or build requirements before ordering. No vehicle compatibility is stated here unless it is present in separate fitment data.