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SKU: 400480 | UPC: 808422004800
Borla ProXS Muffler 2.5in Offset Inlet/ 2.5in Center Outlet 4in x 9.5in Oval x 14in Long Body Notched Necks #400480
The Borla 400480 ProXS Muffler is a universal performance part for custom exhaust systems on cars, trucks and SUVs. This reversible oval design features a 2.5" offset inlet and 2.5" center outlet (or reverse) with notched necks for clamp-on fit. It delivers aggressive Borla sound, increased horsepower and torque, better fuel economy and motorsport looks.
Key Features
- T-304 Stainless Steel: Premium austenitic material resists rust for lasting durability in all conditions.
- 100% Welded Construction: Provides structural strength to handle high-performance demands without failure.
- Notched Necks & Reversible Design: Enables simple clamp-on install and flexible routing for any custom setup.
- Free Flow with CFF Acoustic Core: Enhances exhaust scavenging for power gains and precise sound tuning without drone.
- Compact Oval Body: 4" height x 9.5" width x 14" length fits tight spaces, 18" overall length.
Product Notes
- Direct bolt-on compatibility with 2.5" piping using standard clamps.
- Natural mill finish ready for brushing or polishing to match vehicle style.
- Made in USA with Million-Mile warranty for peace of mind.
Installation Notes
- Professional installation recommended.
- Uses notched pipe ends for secure clamp attachment, no welding needed.
- Reversible orientation supports center inlet/offset outlet or offset inlet/center outlet configurations.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | All | Custom Exhaust Applications |
Why Choose Borla?
- Two decades pioneering stainless steel exhaust for street, off-road and racing.
- Proven power gains, torque increases and signature exhaust tone worldwide.
- Engineered for precision fit, flow and million-mile reliability.
Frequently Asked Questions
-
Q: Does the 400480 fit specific vehicles?
A: Universal design works on any vehicle with 2.5" exhaust piping via custom fabrication for optimal routing. -
Q: What material and finish does it have?
A: T-304 stainless steel construction with mill finish that polishes easily for custom appearance. -
Q: What warranty covers this muffler?
A: Backed by Borla's Million-Mile warranty against defects in materials and workmanship.
Shipping & Handling
- Method: UPS or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective box 20" L x 10" W x 6" H
- Weight: 7 lbs
Read More
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