Complete your Mustang GT longtube header build with Speed Engineering's 3" X-pipe kit. Built from 304 natural stainless steel with mandrel-bent tubing, TIG-welded construction, and 3" band clamps included. Dyno proven and designed to work exclusively with Speed Engineering longtube headers on 2015–2023 Mustang GT 5.0L Coyote applications.
⚠️ Important: This X-pipe is designed to work with Speed Engineering longtube headers only. It is NOT compatible with factory exhaust manifolds or any factory exhaust manifold equipment.
Features:
- 3" Mandrel Bent Tubing — Consistent diameter throughout for maximum exhaust flow
- X-Style Crossover Design — Balances exhaust pulses between banks for improved tone and mid-range power
- 3" Band Clamps Included
- 304 Natural Stainless Steel Construction — Corrosion resistant, heat tolerant, and built to last
- Compatible with 5.0L Coyote V8 Engines
- Dyno Proven
Vehicle Applications:
Ford Mustang GT — 5.0L Coyote
- 2015 Ford Mustang GT — 5.0L Coyote
- 2016 Ford Mustang GT — 5.0L Coyote
- 2017 Ford Mustang GT — 5.0L Coyote
- 2018 Ford Mustang GT — 5.0L Coyote
- 2019 Ford Mustang GT — 5.0L Coyote
- 2020 Ford Mustang GT — 5.0L Coyote
- 2021 Ford Mustang GT — 5.0L Coyote
- 2022 Ford Mustang GT — 5.0L Coyote
- 2023 Ford Mustang GT — 5.0L Coyote
Frequently Asked Questions:
Q: Will this X-pipe work with my factory exhaust manifolds? No. This X-pipe is designed to work with Speed Engineering longtube headers only. It is not compatible with factory exhaust manifolds or any factory exhaust manifold equipment.
Q: What size tubing does this X-pipe use? This X-pipe uses 3" mandrel bent tubing throughout with 3" band clamps included for installation.
Q: What engines is this X-pipe compatible with? This X-pipe is compatible with the 5.0L Coyote V8 engine found in 2015–2023 Ford Mustang GT models.
Q: What material is this X-pipe made from? 304 natural stainless steel with mandrel-bent tubing and TIG-welded construction.
Q: Is this X-pipe street legal? No. This is a race-only product intended for closed-course competition use only. Installation on a street-driven vehicle may violate the Clean Air Act (42 U.S.C. 7522(a)(3)).
⚠️ Race Use Only: This product is manufactured and sold for installation on vehicles used solely for competition. Once installed, the vehicle may not be used, registered, or licensed for use on a public road or highway. Installation on a street-driven vehicle may violate the Clean Air Act 203(a)(3), 42 U.S.C. 7522(a)(3).