Borla Sportsman XR-1 Oval Muffler - Inlet: 4" - Outlet: 4" - Case Dimensions: 16" x 4-1/2" x 7-7/8"

Reversible design for installation flexibility. T-304 Stainless steel will never rust. 100% welded construction for strength. Free Flow design for improved performance.

Borla is the pioneer and leader in the design and manufacture of stainless steel performance exhaust. We began two decades ago as a manufacturer of exhaust systems for such "concours classics" as Rolls-Royce and Ferrari cars and have evolved into the premier manufacturer of today's performance vehicles for the street, off-road, and racing.

Borla is proud to offer a true "Made in the USA" product sold around the world.; Borla's XR-1 raceline products are the choice of today's hottest racers.; Everywhere you look, Borla's spirit of innovation and excitement screams with the same high-volume clarity as our unrivaled exhaust systems.; Straight-through, free-flow design for maximum flow and power.; Reversible for installation flexibility.; We are a company of motorheads, and it shows in our products, customer service, industry-leading Million Mile Warranty, and culture. On weekends, the same Borla employees who built your exhaust or helped you with technical support can be found competing at tracks, drag strips, off-road events and car shows.; All welded construction for maximum durability.; Unlike any other exhaust brand, Borla's systems are designed from scratch on a vehicle-by-vehicle basis. Every car or truck has unique mechanical and acoustical properties, all taken into account as we spend countless hours optimizing muffler body shapes, internal core configurations, flow dynamics, sound and more.; For many applications, Borla gives you a variety of choices for the volume and character of your exhaust note ? from a subdued rumble to an all-out roar.; Utilize high temperature continuous filament fiber (CFF) for sound control.; Constructed using T-304 stainless steel for long life and sharp appearance, and features all welded construction for maximum durability.; Everything we've learned from racing and street performance over nearly four decades is reflected in each product that leaves our facilities.; Along with the distinctive Borla "Sound of Power" recognized by motoring enthusiasts everywhere, upgrading your ride with a Borla exhaust gives you a boost in power and torque, improved fuel economy, longer engine life and refined motorsport styling. But most of all, Borla gives you the intoxicating rush that comes with every squeeze of the throttle, the thrill of raging power with every shift, and a hear