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From then, delivery is generally is the same day / 2 days (depending on your location). Cut off time 2 PM PST.

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Borla ProXS 2.25" Offset/Center 19"x4"x9.5" Muffler - 400483

Borla ProXS 2.25" Offset/Center 19"x4"x9.5" Muffler - 400483

This muffler is reversible. You can mount it with the center inlet, offset outlet or turn it around and mount it offset inlet and center outlet.

Precision-manufactured by the pioneers in exhaust performance, Borla ProXS mufflers feature proven, high performance technology that is surprisingly affordable. These silencers are manufactured from rust-resistant, aircraft-quality T-304 stainless steel. They'll deliver more power, improved fuel economy, prolonged engine life, and a street-commanding growl that conveys performance. Borla ProXS mufflers are available in a variety of inlet and outlet size/quantity/location configurations.


Increased exhaust flow for better performance
Deeper exhaust tone
Patented straight-through muffler design reduces backpressure while absorbing sound waves
Made from the finest austenitic stainless steel for long-lasting durability
All welded construction
Backed by the exclusive Borla Million-Mile warranty
Proudly made in the USA
T-304 stainless steel will never rust
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
Reversible design for installation flexibility

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