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Stainless Works 1-5/8 in. Catted Long Tube Headers (05-10 GT w/ SW Cat-Back)

AmericanMuscle no longer carries the Stainless Works 1-5/8 in. Catted Long Tube Headers (05-10 GT w/ SW Cat-Back). Please check out 2010-2014 Mustang Long Tube Headers for an updated selection.
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Features & Details

  • Increases Horsepower and Torque
  • Long Tube Header Design
  • 3-Inch High Flow Catalytic Converters Included
  • 3-Inch Lead Pipes to Connect to Stainless Works Cat-back
  • 3/8-Inch Thick Flanges and Smooth Flow Collectors
  • Includes 24-Inch O2 Extensions
  • 304 Polished Stainless Steel Construction
  • Intended for Off-Road Use Only
  • Calibration Required for Operation
  • Professional Installation Required
  • Limited Lifetime Warranty
  • Fits 2005-2010 GT Mustangs with SW Cat-Back
Increases Horsepower and Torque. Boost the performance of your Mustang by installing this Stainless Works 1-5/8 Inch Catted Long Tube Headers. These Headers will substantially improve the exhaust flow of your 5.0L Coyote powered Mustang thus increasing the rear wheel horsepower and torque.

Exceptional Construction. Stainless Works Headers are crafted from sturdy, TIG welded T304 stainless steel, strong enough to handle off-road pressure while also overcoming high temperatures.

Calibration Required. Installation of these Stainless Works Catted Long Tube Headers requires the use of a Handheld Tuner to reprogram the vehicle’s computer for optimal operation. Reprogramming your Mustang’s computer will give you a chance to enjoy the highest performance standards of these headers.

Not CARB Certified: Stainless Works 1-5/8” Catted Long Tube Headers are not CARB certified. They are illegal to use in California or any other state adopting California emission standards. They are intended for off-road use only.

Professional Installation. You will need the skills of a mechanic to install these Stainless Works Headers to your Mustang. They have been designed as a direct bolt-on and come with all the necessary mounting hardware. It takes approximately 14 hours to install.

Warranty. Stainless Works 1-5/8 Inch Catted Long Tube Headers are backed by a limited lifetime warranty, but a proof of purchase must be provided for the warranty to be valid.

Application. Stainless Works Catted Long Tube Headers are specially designed to fit 2005-2010 GT Mustangs with SW Cat-Back.

Fitment: 2005 2006 2007 2008 2009 2010 Details

CA Residents: WARNING: Cancer and Reproductive Harm -

What's in the Box
  • (2) Headers
  • (4) Clamps
  • (2) O2 Extensions
  • Installation hardware
Installation Info
Will it fit my Mustang?

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Customer Reviews (1) Write a Review

Overall Rating 5

out of 5 stars

Installation Time:Shop Install

Installation Cost:$250-$500

  • Loudness / Volume 5 5
  • Exhaust Note 5 5
  • Fit & Finish 5 5
  • Bang For Your Buck 5 5

  • 5/5

    Installation Time: Shop Install

    Installation Cost: $250-$500

    February 07, 2018


    My buddy has this same exact setup and I mean his car is so loud I can hear him about a mile or two away and I love it


    Year: 2010 Submodel: GT

    Helpful (4)

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