SKU: 401383 | UPC: 808422013833
Borla 401383 XR-1 Multi-Core Racing Muffler 2.5in Center Inlet / 2.5in Center Outlet 4in Round x 14in Body - Universal Fit
The Borla 401383 XR-1 Multi-Core Muffler delivers aggressive racing sound and performance gains for any vehicle. This universal muffler features a compact 4-inch diameter by 14-inch long body with 19-inch overall length and 2.5-inch center inlet/outlet, ideal for cars with limited ground clearance. Gain horsepower, torque, better fuel economy and extended engine life with its patented design.
Key Features
- Multi-Core Technology: Patented core design with high-temperature CFF acoustic material reduces sound while preserving full horsepower and torque.
- T-304 Stainless Steel Construction: 100% welded for maximum strength, corrosion resistance and a polishable mirror finish.
- Compact Low-Profile Design: 4in round x 14in body suits classic cars and modern vehicles with tight spaces or ground clearance issues.
- Reversible Non-Directional: Install in any orientation for flexible universal applications.
- Made in USA: Engineered by the leading exhaust manufacturer for proven durability and racing heritage.
Product Notes
- Universal part fits most exhaust systems; measure for inlet/outlet compatibility.
- Polish stainless steel body for custom shine if desired.
- Ships in protective packaging to prevent damage.
Installation Notes
- Professional installation recommended.
- Reversible design simplifies positioning; use clamps or welding based on setup.
- Compatible with standard exhaust hangers and hardware.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | All | Performance Vehicles |
Why Choose Borla?
- Pioneer in stainless steel exhaust since 1979 for street, off-road and racing.
- Designs deliver power increases and iconic exhaust note worldwide.
- Precision manufacturing ensures fit and longevity in demanding conditions.
Frequently Asked Questions
-
Q: Will this muffler fit my specific vehicle?
A: Yes, as a universal 2.5in center inlet/outlet muffler with reversible design, it adapts to most cars, trucks and performance builds; confirm pipe sizing. -
Q: What material and finish does it have?
A: Built from T-304 stainless steel for rust resistance and strength; buff to mirror polish or leave satin. -
Q: What sound and power changes to expect?
A: Produces deep, aggressive racing tone with no power loss, plus gains in HP, torque and efficiency over stock.
Shipping & Handling
- Method: UPS Ground / FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Secure Borla box, 21in L x 7in W x 7in H
- Weight: 8 lbs
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