Borla 400480 ProXS Universal Oval Muffler, 2.5-Inch Offset Inlet and Center Outlet

ProXS Muffler 2.5" Offset Inlet/ 2.5" Center Outlet, 4" x 9.5" Oval, 14" Long Body, 19" Overall Length. Notched necks for easy clamp-on installation using 1" wide band style clamps 18325 (clamps not included). Reversible design for installation flexibility. High-quality T-304 austenitic stainless steel for superior corrosion resistance. 100% welded construction for strength. Free Flow design for improved performance. High-temperature continuous-filament fiber (CFF) acoustic material for sound control. Natural mill finish can be brushed or polished prior to installation. Best of all, it's made in the USA and backed by BORLA(r)'s Million-Mile warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand. ProXS Muffler 2.5" Offset Inlet/ 2.5" Center Outlet, 4" x 9.5" Oval, 14" Long Body, 19" Overall Length. Universal Part. Reversible Design. Notched Necks. Million Mile Warranty

• Alternate muffler with Un-Notched necks is 40358. If clamping, use 3" wide band clamps 18004.
• 2.5" Offset Inlet/ 2.5" Center Outlet, 4" x 9.5" Oval, 14" Long Body, 19" Overall Length
• Notched necks are designed for clamp in installation. Use 1" wide band clamps 18325.
• Universal muffler. Reversible design.

The Borla 400480 ProXS muffler delivers dependable exhaust sound control and efficient gas flow for a wide range of custom and universal exhaust applications. It features a 2.5-inch offset inlet and 2.5-inch center outlet in a compact oval configuration, making it a practical choice for performance exhaust systems where installation flexibility is important. The reversible design allows the muffler to be positioned to suit the vehicle and exhaust layout.

Constructed from high-quality T-304 austenitic stainless steel, the Borla ProXS muffler provides excellent corrosion resistance and long-term durability. Its fully welded construction helps maintain strength under demanding driving conditions, while the free-flow design supports improved exhaust performance. High-temperature continuous-filament fiber acoustic material helps manage exhaust sound without compromising the muffler’s performance-oriented design. The natural mill finish may be brushed or polished before installation.

Notched necks support clamp-on installation with compatible 1-inch-wide band clamps, such as Borla 18325; clamps are not included. For an un-notched alternative, consider Borla 40358 with 3-inch-wide band clamps. This is a universal muffler and does not include vehicle-specific fitment hardware. The Borla 400480 is made in the USA and backed by Borla’s Million-Mile Warranty. Professional installation is recommended to ensure proper alignment, clearance, and secure exhaust connections.

What's Included: One Borla ProXS universal muffler. Installation clamps and additional exhaust hardware are not included.

Features:

• T-304 Stainless Steel: Provides excellent corrosion resistance and durable performance in demanding exhaust environments.
• Free-Flow Design: Supports efficient exhaust gas flow for performance-oriented applications.
• Reversible Configuration: Allows installation flexibility by accommodating different exhaust system layouts.
• Notched Necks: Enable clamp-on installation with compatible 1-inch-wide band clamps.

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1