XR-1 Raceline


Find mufflers that fit your vehicle:

Search XR-1 Mufflers

Search all (ProXS, CrateMuffler, Specialty & XR-1 Raceline)

  • T-304 stainless steel will never rust — our thickest material.
  • 100% welded construction is track-tough.
  • Free-flow design for improved performance.
  • XR-1's race-proven design attenuates sound without restricting flow.
  • Patented Multicore Collector, and Bullet Racing mufflers feature steel wool packing for sound control.
  • Sportsman mufflers feature high temperature continuous filament fiber (CFF) acoustic material for sound control.
  • Natural mill finish can be brushed or polished prior to installation.
  • Reversible design for installation flexibility.
  • Recommended for high-horsepower racing applications.


? ? ? ?