Improves Flow For More Power.
Improve the horsepower and torque of your 4.6L GT Mustang by replacing those restrictive stock factory cats with a brand new Pypes H-Pipe that features high-flow catalytic converters. The Pypes high flow catted H-pipe will significantly improve your Mustang's exhaust flow for a notable increase in horsepower and torque.Muscle Car Rumble.
This free flowing Pypes h-pipe for the GT Mustang will not only increases power, but it also adds a deep muscle car rumble to the sound of your exhaust with its classic "H" crossover pipe design.Modular Construction.
Pypes unique three piece modular construction makes it quick and easy to add or remove catalytic converters to your exhaust system in just minutes, depending on your driving needs.Durable Stainless Steel Construction.
Pypes uses sturdy 16 gauge 409 stainless steel mandrel bent 2.5" tubing for improved exhaust flow and features welded reinforcement plates for additional strength. The included High flow catalytic converters far out perform the restrictive stock factory cats to provide a significant increase in horsepower and torque.Application.
This Pypes Catted H-pipe is designed as a direct bolt-on for the 1999 to 2004 4.6L GT Mustangs with either aftermarket short tube headers or the stock factory manifolds and a dual catback exhaust installed.
Technical note: 2004 Mustangs require the use of 24" O2 sensor plug-in extender wires.
1999, 2000, 2001, 2002, 2003, 2004 Details >>