Put the foot down, and feel the difference!

Increase Power and Performance with these American Racing Headers and Green Cats - which is 100% American made 

American Racing Headers Green Catted Headers allow you to fit headers without having to do a tune.  If you choose to have a tune done to your car then greater HP gains can be achieved.

The latest generation of Mustangs brought performance and handling to a whole new level, but power and torque as still waiting to be unleashed from an anemic factory exhaust. With header systems in 1-3/4" and 1-7/8" can achieve performance gains up to 40 RWHP.

Designed to work for Stock Catback Systems, without any cutting or welding.

ARH entire product line is made of 304 stainless steel, providing excellent resistance to corrosion, heat and the elements in any environment.  Attention to detail drives every stage of their process, from prototyping to production.  ARH exhaust systems have been race proven time and time again with championships to show it!

Product Features:

  • 100% Made in the USA - 
  • Made entirely of 304 stainless steel 
  • 3/8" thick laser-cut flanges for a warp-free seal
  • Hand-ported TIG welded inlets
  • Optimized primary tube routing for superior fit and performance
  • Merge collectors complete with welded scavenger spikes
  • Catted systems feature metallic substrate catalytic converters for extreme durability
  • Our headers will connect directly to your factory exhaust, Borla, Corsa etc.
  • All header kits come complete with gaskets, fasteners, Oxygen Sensor Extensions etc. 

Important Notes:
- Mustang will require tuning upon installation of these Headers & Cats, please contact us to ensure your Mustang gets a proper tune done by those who have been working with late-model Mustangs for over 25 years
- New Mustang Motorsport Driveline Warranty can be added upon tuning of your Mustang upon assessment to ensure you're fully covered for all Naturally Aspirated setups!
- Utilising this system will void your Ford Driveline Warranty
- Utilising this system with a supercharger will void your Mustang Motorsport Driveline Warranty

- This system has flange fittings, if being fitted to an aftermarket or OEM sytem flanges will have to be added at extra cost.


Installation Information:
Tools Required: Workshop Tools
Time of Install: About 8-10 Hours
Level of Difficulty: Tech Required

Brand American Racing Headers
Unit Of Measure ea

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