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Realize the full power of the original American muscle car by letting all six liters breathe through these specially designed mid-pipe header extensions. They slip over the Pacesetter header collectors, bolting onto all OEM and Aftermarket Cat-backs for the 2004 GTO. Built from aluminized steel, these babies make power! Must be used with Pacesetter headers for proper fit.
Notes :
Now Shipping! Must be used with Pacesetter Version 2 headers for proper fit. For offroad use only and not for use on pollution-controlled vehicles. Cats available separately. See our selection!
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