If you are looking for a more aggressive sound and more power from your 1999-2004 Mustang GT 4.6L 2 valve, this Pypes off road x-pipe is exactly what you need. Not only will this mid-pipe free up some extra ponies under the hood of your Mustang, it will also add a much more aggressive exhaust note. Direct bol-on application makes this modification a no brainer for any Mustang enthusiast!
2004 Mustangs will need O2 extensions for the rear O2 sensors.
For off-road use only! Deleting or bypassing factory emissions equipment is illegal for use on public roadways.
If you're working on a Latemodel Mustang, Pypes' innovative products, and superior quality allow you to make your exhaust purchase with absolute confidence that you are getting the best materials, best fit and best value available anywhere. Pype's aftermarket performance exhaust components give your Mustang more horsepower and torque while adding a great new exhaust tone. These x-pipes, h-pipes, headers, and cat back kits are direct fit and 100% bolt on, making installation quick and easy.