Borla 08-12 BMW 328i Sdn E90 2.0L RWD Dual Left Rear Exit Touring Cat-Back Exhaust

System features polished T-304 stainless steel tips.

BORLA® Cat-Back™ & Axle-Back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower.

Increased exhaust velocity adds power, driving excitement, fuel economy, and an aggressive exhaust note without drone.

Each system is built from premium T-304-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.