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American Racing Headers 1-7/8 in. Long Tube Headers w/ Catted X-Pipe (99-04 GT)

Item 404101
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Market Price $2,147.99 You Save 12% ($247.49)
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$1,900.50 (pair)

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Ship to: Ashburn - 20149
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      Product Information

      Features, Description, Specs & Installation


      • Long Tube Headers
      • Catted X-Pipe
      • 1-7/8" Primaries
      • 3/8" Flanges
      • 304 Stainless Steel Construction
      • 100% Leak Free
      • Merge Collectors w/ Scavenger Spikes
      • Increases Horsepower and Torque
      • High-Flow 200 Cell Metallic Substrate Cats
      • Intended for Off-Road Use Only
      • Made in the USA
      • Expert Installation
      • Limited Lifetime Warranty
      • Fits 1999-2004 Ford Mustang GT's


      Bump Up the Performance. These American Racing Headers 1-7/8 in. Long Tube Headers w/ Catted X-Pipe - will give your Mustang a serious bump in horsepower and torque. For Mustang owners who refuse to settle for inferior quality or performance, these headers are manufactured entirely in the USA and will deliver superior gains across the RPM range.

      Exhaust Sound. These headers produce a classic muscle car, low and raspy, drone-free sound experience.

      Catalytic Converters. The header systems X-pipe comes equipped with ultra high-flow 200 cell metallic substrate cats.

      A Stainless Steel Party. These ARH headers feature a 100% leak free, 1-piece, long tube design 1-7/8" primary tubes and 3" collectors. The merge collectors come standard with welded scavenger spikes, and 3/8" flanges bring tig welded and hand ported inlets to the party. these full-length headers are constructed entirely of durable 304 stainless steel.

      No Tuning. No custom tuning or reprogramming is required for this header system to function properly.

      Not CARB Certified. These headers are intended for off-road use only.

      Installation. Professional installation is recommended, but those with an expert level of mechanical ability can generally complete the task in around 6 hours.

      Limited Lifetime Warranty. This product is backed by a limited lifetime warranty against defects in materials and workmanship. See manufacturer's website for details.

      Application. The American Racing Headers 1-7/8 in. Long Tube Headers w/ Catted X-Pipe will fit 1999-2004 Ford Mustang GT's.

      Fitment: 1999 2000 2001 2002 2003 2004 Details

      MPN# MT2-99178300LSWC

      CA Residents: WARNING: Cancer and Reproductive Harm -

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      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (2) Headers
      • (1) Catted X-Pipe

      Will It Fit My Mustang

      • Bullitt - 01
      • GT - 99, 00, 01, 02, 03, 04

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