Connecting your Speed Engineering longtube headers to the factory axle-back on your C5 Corvette? This is the X-pipe that completes the system. Built from 3" mandrel bent 304 natural stainless steel with TIG-welded construction and 3" stainless band clamps included — a clean, direct-fit connection between your longtube headers and the existing axle-back on 1997–2004 C5 Corvette and C5 Z06 applications.
⚠️ Important: This X-pipe is designed to work with Speed Engineering longtube headers only. It is NOT compatible with factory exhaust manifolds.
Features:
- 3" Mandrel Bent Tubing — Consistent diameter throughout for maximum exhaust flow
- True X-Pipe Design — Balances exhaust pulses between banks for improved tone and mid-range power
- 3" Stainless Band Clamps Included
- 304 Natural Stainless Steel Construction — Corrosion resistant, heat tolerant, and built to last
- Compatible with 5.7L LS1 and LS6 Engines
- Dyno Proven
Vehicle Applications:
Chevrolet C5 Corvette — LS1/LS6
- 1997 Chevrolet Corvette C5 (RWD) — 5.7L LS1
- 1998 Chevrolet Corvette C5 (RWD) — 5.7L LS1
- 1999 Chevrolet Corvette C5 (RWD) — 5.7L LS1
- 2000 Chevrolet Corvette C5 (RWD) — 5.7L LS1
- 2001 Chevrolet Corvette C5 (RWD) — 5.7L LS1
- 2002 Chevrolet Corvette C5 (RWD) — 5.7L LS1
- 2003 Chevrolet Corvette C5 (RWD) — 5.7L LS1
- 2004 Chevrolet Corvette C5 (RWD) — 5.7L LS1
Chevrolet C5 Corvette Z06 — LS6
- 2001 Chevrolet Corvette C5 Z06 (RWD) — 5.7L LS6
- 2002 Chevrolet Corvette C5 Z06 (RWD) — 5.7L LS6
- 2003 Chevrolet Corvette C5 Z06 (RWD) — 5.7L LS6
- 2004 Chevrolet Corvette C5 Z06 (RWD) — 5.7L LS6
FAQ
Will this X-pipe work with my factory exhaust manifolds?
No. This X-pipe is designed for use with Speed Engineering longtube headers only and is not compatible with factory exhaust manifolds.
What size tubing does this X-pipe use?
3" diameter, mandrel bent for consistent flow throughout. 3" stainless band clamps are included for installation.
Does this fit the C5 Z06?
Yes. This X-pipe fits both the standard C5 Corvette (LS1) and the C5 Z06 (LS6) through the 2004 model year.
What is the difference between this X-pipe and the C6 X-pipe kit?
This kit is designed for the 1997–2004 C5 Corvette platform with LS1 and LS6 engines. The C6 platform uses a different chassis and exhaust routing — see the dedicated C6 X-pipe kit for those applications.
What material is this X-pipe made from?
304 natural stainless steel with mandrel-bent tubing and TIG-welded construction. 3" stainless band clamps are included.
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).
