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American Racing 1.75 inch x 3 inch Headers with 3 inch X Pipe and Connection Pipes Pontiac GTO 04-06


American Racing Headers

Model #GTX-04134300LSNC

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This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles.

Purchasing this product requires you to sign our Vehicle Compliance Waiver here.

American Racing Headers is a great example of what culminates when highly skilled fabricators, with a complete understanding of motorsports and the science behind the parts they create, come together to take on a new world of high performance.

Taking the Bull by the Horns approach, American Racing Headers was formed to prove that superior quality and outstanding performance can and will be the keys to success. A staff with 40 plus years of combined high performance exhaust fabrication experience see to it that only the finest components and craftsmanship go into every header system.

ARH GTO systems are here to make a statement. Manufactured in 304 stainless steel, these headers are available with 1-3/4 inch or 1-7/8 inch primaries. Merge collectors with scavenger spikes are standard along with the bullet proof high flow metallic substrate cats. Systems are available as a 3 inch X-Pipe option. Expect outstanding performance gains throughout the RPM range and a fit and finish second to none.


  • Stainless Steel Construction
  • 1.75 inch x 3 inch Headers
  • 3 inch X Pipe and Connecton Pipe
  • Limited Lifetime Warranty
  • Pontiac GTO 2004-2006
  • Pictures used for marketing purposes only, actual product may vary.

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Vehicle Engine Notes
Pontiac GTO

Items can be returned within 60 days of receipt. If items were shipped in error or damaged in transit, American Racing Headers and Exhaust will pay for all return charges, and waive any restocking fees. However, if American Racing Headers and Exhaust shipped your order per your specifications but you would still like to return items, return shipping charges are the customer's responsibility, and a 20% re-stocking fee will apply. No refunds will be made until returns pass inspection. If the ARH system has been purchased through a dealer, please contact that dealer for their returns policy. If there are any problems during installation please contact ARH immediately, no modifications should be done without consulting an ARH representative. Any unauthorized modifications will void the warranty. Please contact us for a Return Authorization Number (RMA) and shipping instructions. For more information on our limited warranty please call 631-608-1986.

Since sound is subjective, we do not warranty for sound. Please do not return your American Racing Headers© product if you do not like the sound level. There are several ways to adjust the sound level. Please call for more information if needed.

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