Description
Designed for vehicles racing at venues requiring a muffler, but can be used on other applications. Reversible design for installation flexibility. Patented Multicore design for maximum power. Recommend for high horsepower applications. T-304 Stainless steel will never rust. 100% welded construction for strength. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. 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.
Specifications:
| _ASM | XR-1? Multi-Core Racing Muffler For Venues Requiring A Muffler – 2.5″ Center Inlet/ 2.5″ Center Outlet 6.25″ Round x 14″ Long Body 18.5″ Overall Length. Universal Part. Reversibile Design. |
| _DEF | Exhaust Muffler |
| _DES | XR-1 Multicore Muffler |
| _EXT | XR-1? Multi-Core Racing Muffler For Venues Requiring A Muffler – 2.5″ Center Inlet/ 2.5″ Center Outlet 6.25″ Round x 14″ Long Body 18.5″ Overall Length. Universal Part. Reversibile Design. |
| _INV | BorlaXR-1 Multi-Core Muffler |
| _MKT | Designed for vehicles racing at venues requiring a muffler, but can be used on other applications. Reversible design for installation flexibility. Patented Multicore design for maximum power. Recommend for high horsepower applications. T-304 Stainless steel will never rust. 100% welded construction for strength. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. 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. |
| _SHO | XR-1 Multi-Core |


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