Borla Thumper Oval Boomer Muffler (40057) delivers race-proven sound and power with universal fitment in durable T-304 stainless steel.
Designed for both the street and the track, the Borla Boomer Muffler features cutting-edge engineering that combines form and function. This fully polished, oval-shaped muffler utilizes Borla ’s patented technology to enhance sound and modestly increase horsepower. Manufactured from aircraft-grade T-304 austenitic stainless steel, it is built to endure extreme conditions while maintaining peak performance. With universal compatibility and a stylish finish, it's an ideal upgrade for performance enthusiasts seeking a bold exhaust note and a reliable component.
Key Features :
Features a 2.25-inch inlet and 4-inch round side outlet
Made from aircraft-grade T-304 stainless steel for superior durability
Utilizes Borla ’s patented race-winning muffler technology
Designed for both track and street use with universal fitment
Fully polished finish for premium appearance
Modest horsepower boost with improved exhaust flow
Covered by Borla 's Million-Mile Warranty
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