The Borla XR-1 Sportsman is a compact racing muffler with a 3.5in center inlet and 3.5in 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 a reversible design.
| Type | XR-1 Sportsman racing muffler |
| Inlet/Outlet | 3.5in inlet / 3.5in 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 | 40086 |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. 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.
