The Borla XR-1 Sportsman is a compact racing muffler with a 2.5in center inlet and 2.5in center outlet on a 5in round body (15in body, 20in overall). XR-1 Raceline technology balances sound and power and the slim round profile suits door cars and roadsters with limited space. Un-notched necks for weld-in installation; T-304 stainless with CFF packing and a reversible design.
| Type | XR-1 Sportsman racing muffler |
| Inlet/Outlet | 2.5in inlet / 2.5in outlet |
| Configuration | Center / Center - un-notched (weld-in) |
| Body | Round - 5in diameter - 15in body - 20in overall |
| Material | T-304 austenitic stainless steel - reversible |
| Part Number | 401392 |
Shipping: In-stock orders placed before 4 PM EST ship the same day, with standard, expedited, and overnight options available at checkout. Backordered items ship as soon as our distributor restocks — contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
