Muffler
XR-1 Multicore Racing Muffler
XR-1 Multicore Racing Muffler; Venues Requiring Muffler; Center/Center; 2.5 in. Inlet; 2.5 in. Outlet; 14 in. x 6.25 in. Round Body; 19 in. Overall Length; T-304 Stainless Steel;
- Body Height: 6.250 in.
- Body Length: 14.000 in.
- Body Width: 6.250 in.
- Inlet Connection Type: Pipe
- Inlet Inside Diameter: 2.500 in.
- Inlet Outside Diameter: 2.500 in.
- Inlet Position: Center
- Inlet Type: Single Center
- Main Piping Diameter: 2.500 in.
- Material: 304 Stainless Steel
- Muffler Count: 1
- Outlet Outside Diameter: 2.500 in.
- Outlet Position: Center
- Outlet Type: Single Center Outlet
- Overall Length: 19.000 in.
- Shape: Round
- Tip Quantity: 0
- WARNING CA Proposition 65: Yes
- WARNING CA Proposition 65 Message: WARNING: This product in the physical form it is sold does not present a hazard. However; operations including; but not limited to welding; brazing; or thermal cutting can expose you to chemicals including Chromium; Nickel; Cobalt; Arsenic; Cadmium and Lead which are known to the State Of California to cause cancer; birth defects and other reproductive harm. For more information go to
- Race Muffler
- Patented Multi-Core Technology
- Million Mile Warranty
BORLA XR-1 Raceline products are the choice of todays hottest drag and oval track racers. Featuring a patented uninerrupted-flow design and multicore technology. BORLAs XR-1 mufflers actually outflow a straight piece of pipe in repeated testing. XR-1 race products are light weight and constructed of high quality austenitic stainless steel for track-tough durability. They meet the strictest noice requirements and use sound absorbing stainless steel pcking to protect against burnout. Hands down, BORLAs XR-1 Raceline offers the best balance of sound and power.
BORLA(R) PERFORMANCE INDUSTRIES is the pioneer and leader in the design and manufacture of premiumT-304 austenitic stainless steel performance exhaust. We began over four 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.