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1970-1972 Pontiac Grand Prix 455 CID
Provides equal distribution of clamping force while eliminating pipe distortion
The system includes an H-pipe crossover to balance out the exhaust pressures
Notes: Fits coupes and convertibles
1967-1970 Ford Mustang Long Tube Headers Hooker Super Competition 6114-1HKR EDITPICS 1970-1972 Pontiac Grand Prix 455Overview With Hooker Super Competition the objective has always been to make the maximum horsepower and to put it at the optimum point in the power curve. It takes a lot of time and money to do the job right. We will sometimes spend up to 2 to 3 times more just to make the Super Competition header work only 5 to 10% better. That commitment to excellence has made Hooker Headers the winningest header manufacturer in automotive drag racing history.
