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Part
#XR-1 Raceline - Multi-Core Part # 4ALEXR1993
XR-1® Multi-Core Racing Muffler (6 Core) - 3" Center Inlet/ 3" Center Outlet 5" x 6.25" Oval x 13.5" Long Body 18.5" Overall Length. Universal Part. Reversible Design.
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XR-1® Multi-Core Racing Muffler. This muffler design was run by the entire field at the 2023 Busch Light Clash At The Coliseum race. The part number 4ALEXR1993 that is used on this muffler is a nod to our co-founder Alex, the XR-1® Multi-core Muffler, and the year that the patent for the BORLA® Multi-Core muffler design was issued. 3" Center Inlet/ 3" Center Outlet 5" x 6.25" Oval x 13.5" Long Body 18.5" Overall Length. Designed for applications where a 5" X 6.25" oval body can be used. It features BORLA®'S patented Multi-Core 6 tube design for maximum flow, horsepower, and torque. The Multi-Core portion of XR-1® mufflers flows better than straight tubing. recommend for high horsepower applications. Reversible design for installation flexibility. Heavy duty 16 gauge body. T-304 Stainless steel for superior corrosion resistance. Brushed finish can be polished prior to installation. 100% welded construction for strength. High-temperature continuous-filament fiber (CFF) acoustic material 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.
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 www.P65Warnings.ca.gov
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