Borla ProXS Muffler (400480) offers a universal-fit design built for performance and durability. Constructed from high-quality 300 Series austenitic stainless steel, this muffler combines performance-enhancing engineering with affordability. It’s designed to deliver a deep, aggressive exhaust note while withstanding years of use under a variety of driving conditions. The 14in x 4in x 9.5in oval shape features a center/offset inlet and outlet configuration, making it ideal for custom and replacement applications across a wide range of domestic and import vehicles.
Key Features :
Universal fitment for cars and trucks across multiple platforms
Built from corrosion-resistant 300 Series austenitic stainless steel
Oval body measures 14in x 4in x 9.5in for versatile installation
Center inlet and offset outlet support various exhaust layouts
Engineered for aggressive exhaust tone without excessive drone
Value-focused design from a trusted performance exhaust brand
Covered by Borla ’s Million Mile Warranty
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