Borla Cat-Back Exhaust System - S-Type (140121) 1542 Here are the details for

Here are the details for each component and the design ethos behind them:

Fabspeed Motorsport USA has the most experience with Porsche air-cooled and wasser-cooled GT3 cars

and comes as a set of two

Eliminate the heavy and restrictive factory catalytic converters with HJS German Tri-metallic imported 200 cell 92% flow high flowing stainless steel downpipes for maximum power and an exhilarating sound

Borla Cat-Back Exhaust System - S-Type (140121) 1542 Here are the details forBorla S Type Cat Back Exhaust System for 2004 2009 Mazda 3 Sedan Hatch 2. 3L 4 Cyl. Automatic Manual Transmission Rear Wheel Drive 4 5 Door. (140121) Upgrading your factory exhaust system to a Borla stainless steel performance exhaust system with a more efficient and less restrictive design can improve sound (adding more enjoyment driving your vehicle) and increase engine horsepower and torque throughout the RPM range (allowing quicker acceleration to