1999-04 Mustang Pypes Off-Road 2.5" H-Box Mid Pipe GT by Pypes

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  • Pypes Mustang Off-Road 2.5" H-Box Mid Pipe (99-04)
Pypes Mustang Off-Road 2.5" H-Box Mid Pipe (99-04)

Add more power and a deeper sound to your 1999-2004 Mustang GT with this Pypes Off-Road 2.5" H-Box Mid Pipe from Late Model Restoration!

Item #PYP-HFM17

Your Price: $369.99

Market Price:$453.06
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  • Increased Air Flow
  • Increased Horsepower
  • Easy Bolt On Application


  • 16 Gauge Mandrel Bent 409 Stainless Steel
  • H-Box Center Chamber

What's in the Box

  • (1) Off-Road H-Box Mid Pipe

Product Description

1999-2004 Pypes Off-Road 2.5" H-Box Mid Pipe
If you're looking for a great way to increase horsepower, and sound in your 1999-2004 Mustang GT's exhaust, then look no further than this Pypes Off-Road 2.5" H-Box Mid-Pipe! Constructed of 16 gauge mandrel bent 409 stainless steel featuring a H-Box center chamber that is guaranteed to add more power, and a new deeper sound to your Mustang compared to traditional H-Pipes. This kit is a true bolt-on application that comes included with all necessary hardware which makes installation a breeze!

It is recommended that you buy an custom tune, or a set of MIL eliminators to turn off the rear O2 sensors to prevent a check engine light.
ALL OFF ROAD pipes do not have any catalytic converters and are manufactured and represented ONLY for the purpose of OFF ROAD-RACE USE ONLY.
These High Performance pipes are NOT EPA Street Legal in any state.

- Fits: 1999-2004 Mustang GT

Pypes Exhaust Warranty - Click Here

-Legal in California only for racing vehicles which may never be used upon a highway.
-It is illegal to remove a properly functioning catalytic converter.
-Not Legal for sale or installation on vehicles operated on public roads in California.

Product Videos

1999-2004 Mustang GT Pypes H-Box Mid-Pipe - Review & Sound Clips

Check out our YouTube channel for even more tech tips, installation videos, how-tos, and more. The best place to go for anything Mustang related!

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Vehicle Applications

Ford Mustang - 1999 (99) - 2000 (00) - 2001 (01) - 2002 (02) - 2003 (03) - 2004 (04)

About This Brand

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.

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