SKU: 400500 | UPC: 808422005005
Borla 400500 Heavy Duty Truck Muffler - 3in Center Inlet/3in Center Outlet 6.75in Round x 24in Long Body Notched Necks
Borla 400500 is a specialty heavy duty muffler designed for trucks and SUVs needing a long body design. This universal reversible muffler features 3-inch center inlet and outlet with notched necks for straightforward clamp installation. It delivers the signature Borla Sound of Power plus gains in power, torque, fuel economy, and engine life.
Key Features
- T-304 Stainless Steel Construction: High-quality austenitic stainless steel resists rust with 100% welded build for maximum strength and durability.
- Free Flow Design: Enhances exhaust flow for better performance, quicker throttle response, and improved horsepower across the RPM range.
- Notched Necks: Allows easy clamp-in installation using one wide band clamp 18327 (sold separately) for secure, vibration-free fit.
- Reversible Design: Provides installation flexibility to match exhaust routing on various truck and SUV setups.
- High-Temperature CFF Acoustic Material: Controls sound for that aggressive yet refined Borla tone without drone.
Product Notes
- Overall length 28 inches; body 24 inches long x 6.75 inches round; main piping 3 inches.
- Alternate un-notched version available as 400436; for clamping un-notched, use three wide band clamps 18006.
- Ships in protective packaging; weight 14 lbs.
Installation Notes
- Professional installation recommended.
- Notched necks designed for one wide band clamp 18327 per side (clamps not included).
- Compatible with 3-inch exhaust systems; reversible for center-in/center-out configurations.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Various | Trucks & SUVs | 3in Exhaust Systems |
Why Choose Borla?
- Leader in stainless steel performance exhaust since pioneering systems for classics like Rolls-Royce and Ferrari.
- Engineered for real-world power gains, distinctive sound, and million-mile warranty.
- Made in the USA with precision welding and materials for lasting performance.
Frequently Asked Questions
-
Q: Is this muffler vehicle-specific?
A: No, Borla 400500 is a universal fit for trucks and SUVs with 3-inch exhaust systems, reversible design ensures compatibility. -
Q: What material is used and does it rust?
A: T-304 austenitic stainless steel provides rust resistance; natural mill finish can be brushed or polished. -
Q: What warranty covers this muffler?
A: Backed by Borla's Million-Mile warranty for defects in materials and workmanship.
Shipping & Handling
- Method: Standard ground shipping
- Availability: In stock - ships same or next business day
- Packaging: Securely boxed, approx. 30in x 8in x 8in
- Weight: 14 lbs
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