Borla Cat-Back Exhaust System - ATAK (140418) 1596 Its auxiliary air inlet can

Its auxiliary air inlet can be used to bring in additional air

you can expect similar performance levels as they both feature a dual pass design with 8 cooling rows and are the same turbulated heavy-duty bar/plate construction

Stage 2 Hi-Performance Street - For full performance street use

HPS Performance intercooler hot side charge pipe (17-121P

Sport Cat X-Pipe

Borla Cat-Back Exhaust System - ATAK (140418) 1596 Its auxiliary air inlet canBorla ATAK Cat Back Exhaust System for 2011 2014 Subaru Impreza WRX WRX STI Sedan 2. 5L 4 Cyl. Turbo All Wheel Drive Manual Transmission 4 Door. (140418) BORLA ATAK (Acoustically Tuned Applied Kinetics) technology is designed for high performance purists who prefer exhaust sound over their stereos. ATAK equipped exhaust systems deliver the highest available dB (decibel) levels in the BORLA street legal lineup and unlike inferior brands that lose