Borla Cat-back TM & Rear Section exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA Sound of Power respected by motoring enthusiasts everywhere.
Each system is built from premium 300-series austenitic stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer-controlled CNC manufacturing ensures an accurate fit. Best of all, BORLA stands behind every system with a Million-Mile Warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand.
Aggressive Plus Sound
Increased exhaust flow for better performance
Horsepower and torque increased by 7 – 10%
Better fuel economy at cruising speeds
Definite performance tone at cruise with a throaty, aggressive sound during acceleration
Custom designed for each application
Patented straight-through muffler design reduces backpressure while absorbing sound waves
Mandrel-bent stainless steel tubes with diameters optimized for reduced restriction while maintaining exhaust gas speed
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