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SKU: 400024 | UPC: 808422000246
Borla 400024 XR-1 Multi-Core Racing Muffler - Universal 2.5in Center Inlet/Outlet
The Borla 400024 XR-1 Multi-Core Muffler is a universal stainless steel racing muffler designed for vehicles competing at tracks requiring mufflers while suitable for high-performance street applications. Featuring a reversible design and patented Multi-Core technology, it fits 2.5-inch exhaust systems on most cars, trucks, and racing vehicles. Gain noticeable increases in horsepower and torque, plus the signature Borla exhaust note that excites enthusiasts.
Key Features
- Patented Multi-Core Design: Increases flow for maximum power while using high-temperature CFF acoustic material to control sound levels effectively.
- T-304 Stainless Steel Construction: Resists rust and corrosion with 100% welded build for superior strength and longevity.
- Reversible 2.5in Center Inlet/Outlet: Provides installation flexibility on straight-through or offset exhaust configurations.
- Compact Round Body: 6.25in diameter x 14in long body with 19in overall length suits tight racing chassis spaces.
- Made in USA: Built by Borla, the exhaust leader with decades of motorsport victories and innovation.
Product Notes
- Ideal for high-horsepower applications needing a muffler for compliance at sanctioned racing events.
- Use high-quality clamps or welding for secure attachment to existing 2.5in piping.
- Ships in protective Borla packaging to prevent damage.
Installation Notes
- Professional installation recommended.
- Reversible ends allow adaptation to left- or right-side flow directions.
- Compatible with standard 2.5in exhaust clamps, hangers, and tubing; no special hardware needed.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | All Vehicles | 2.5in Exhaust Systems |
Why Choose Borla?
- Leaders in stainless steel exhaust since the 1970s, starting with classics like Ferrari and Rolls-Royce.
- Proven in racing with more wins than any other exhaust brand worldwide.
- Engineered for precision fit, power gains, and durable performance.
Frequently Asked Questions
-
Q: Will this muffler fit my vehicle?
A: Yes, universal design with 2.5in center inlet/outlet fits any vehicle with compatible 2.5in exhaust piping, including cars, trucks, and race cars. -
Q: What material is used in construction?
A: T-304 stainless steel throughout for rust resistance, strength, and heat tolerance in demanding racing conditions. -
Q: What warranty coverage applies?
A: Borla provides a lifetime warranty against defects in materials and workmanship for the original purchaser.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Original Borla box, 20in L x 8in W x 8in H
- Weight: 8.8 lbs (shipping weight 10 lbs)
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