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- 1999-04 Mustang Cobra American Racing 1 3/4" Long Tube Headers w/ X Pipe - Non Catted - High Boost Apps
- These long tube headers feature 304 stainless steel construction, thick 3/8" flanges, merge style collectors with scavenging spikes, 1 5/8 diameter primary tubes for GT Mustangs and 1 3/4" diameter primary tubes for GT and GT500's.
- These headers sets include direct bolt in X-pipe crossovers in your choice of high flow cats or off-road type with no cats.
- These headers have outstanding fit and provide an excellent performance gain over the factory exhaust.
- Gains of 15 to 20 horsepower are common on naturally aspirated applications and 25 to 40 horsepower on supercharged applications over the factory exhaust.
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