XR-1 Raceline - Multi-Core Part # 400024

Muffler Tubing Size: 2.5"

XR-1® Multi-Core Racing Muffler For Venues Requiring A Muffler - 2.5" Center Inlet/ 2.5" Center Outlet 6.25" Round x 14" Long Body 18.5" Overall Length. Universal Part. Reversible Design.

Price : $256.99
Summit Racing Equipment
Buy from Borla (USA credit cards only):
International customers contact us for shipping quote.

Designed for vehicles racing at venues requiring a muffler, but can be used on other applications. Reversible design for installation flexibility. Patented Multicore design for maximum power. Recommend for high horsepower applications. T-304 Stainless steel will never rust. 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

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Available for this vehicle

Technical Specs
Muffler Config Muffler Shape Muffler Tubing Size Case Dimensions Muffler Oal
Center/Center Round 2.5" 14" X 6.25" 18.5"
Shipping Info
Boxed Weight Box Size
10 26 x 12 x 12