Borla 40575 XR-1 Stainless Multicore Racing Mufflers

XR-1 Multicore Muffler XR-1® Multi-Core Racing Muffler. 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval 16" Body 21" Overall Length. Compact size is perfect for applications with limited space but can be used on a wide range of vehicles including rotary engine equipped vehicles. It features BORLA®'S patented Multi-Core 3 tube design for maximum flow, horsepower and torque. The Multi-Core portion of XR-1® mufflers flows better than straight tubing. Reversible design for installation flexibility. T-304 Stainless steel will never rust. Natural mill finish can be brushed or polished prior to installation. 100% welded construction for strength. High temperature T-304 stainless steel wool packing 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. Universal muffler. Reversible Design. Compact design is perfect for applications with limited space Can be used on a wide range of vehicles including rotary engine equipped vehicles 3" Center Inlet/ 3" Center Outlet 4.25" x 7.88" Oval 16" Body 21" Overall Length Multi-Core 3 internal tube design. High temperature T-304 stainless steel wool for sound control.