XR-1(r) Multi-Core Bullet Racing Muffler. 2.5" Center Inlet/ 2.5" Center Outlet (no neck) 3.5" Round x 14" Long Body 16.75" Overall Length. Designed for use on compact applications where no tail pipe or turn down is needed, or weld on your own tail pipe or turn down. Can be used on vehicles with rotary engines. It features BORLA(r)'S patented Multi-Core 3 tube design for maximum flow, horsepower, and torque. The Multi-Core portion of XR-1(r) mufflers flows better than straight tubing. Recommend for high horsepower applications. T-304 Stainless steel for superior corrosion resistance. 100% welded construction for strength. high temperature T-304 stainless steel wool for sound control. There is no BORLA(r) logo embossment on this part. Best of all, it's made in the USA. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand.
Our aircraft-quality high quality austenitic stainless steel bullet-shaped muffler is another proven race winner. This extremely compact multi-core XR-1 muffler is used for everything from hot street cars to street rods. They fit in very constrictive areas.
XR-1 Multi-Core Bullet Racing Muffler - 2.5" Center Inlet/ 2.5" Center Outlet (no neck) 3.5" Round x 14" Long Body 16.75" Overall Length. Universal Part.
Multi-Core 3 tube internal design. High temperature T-304 stainless steel wool for sound control.
2.5" Center Inlet/ 2.5" Center Outlet (no neck) 3.5" Round x 14" Long Body 16.75" Overall Length
Use on compact applications where no tail pipe or turn down is needed, or weld on your own
Borla Midgets / 3/4 Midgets / Mini Sprints / Dwarf Cars XR-1 Racing Bullet Muffler
Bullet style muffler with neck on inlet end only
Universal muffler. No BORLA(r) logo embossement.
XR-1® Stainless Racing Bullet Mufflers
XR-1 Multicore Bullet Muffler
BORLA XR-1 Multi-Core Muffler
Million Mile Warranty
Exhaust Muffler
XR-1 Multi-Core
Muffler
XR-1
