The BORLA® sound of power. Its been described as asonic shot of adrenaline. An intoxicating concert ofsteel, gears and combustion that echoes from thespeedways, deserts and highways of the world.The sound of more victory laps than any otherbrand, the BORLA® exhaust note has become the quintessentioal soundtrack of high-performance motoring. And like all good automotive designs there is function behing the form. As any driving enthusiast knows, the sound of an exhaust provides more than just ear candy. Its a communications conduit between car and driver. A link between human and machine. The exhaust sound provides accoustic feedback of engine rpm to aid the driver in critical decisions such as gear selection or throttle input in rev-match shifting. At BORLA®, we understand this concept better than any exhaust manufacturer. Combining patented technology with computer modeling, extensive prototyping and advanced sound analysis tools. BORLA® engineers spend countless hours tuning exhaust systems to best reflect the personality and performance of vehicle applications. The result is an enhanced driving experience. With unrivaled clarity, the BORLA® exhaust note can help a driver stay within the powerband through a difficult section, using the exciting sensory feedback of sound. With unrivaled clarity the Borla exhaust note can help a driver stay within the powerband through a difficult section, using the exciting sensry feedback of sound.

Borla Cat-Back And Axle-Back multi-core technology is designed 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 T-304 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.

2011-2014 Subaru Impreza WRX/ WRX STI Sedan 2.5L Turbo 4 Cyl. All Wheel Drive Manual Transmission 4-Door

Borla 11-14 Subaru Impreza WRX/STI Sedan 4dr ATAK SS Catback Exhaust

WRX STI SEDAN 2011 2.5L TURBO

ATAK Cat-Back Exhaust System.

Cat-Back™ ATAK System

Million Mile Warranty

Borla-Cat-Back System

Exhaust System Kit

Borla - Cat-Back

ExhstSysKt

Cat-Back