Injen 17-20 Honda Civic Si 1.5L Turbo (Sedan Only) 3in Cat-Back Stainless Steel Exhaust YMM_1993_1998_Porsche_911_V_993 and Z4 equipped with N54

and Z4 equipped with N54 engines from 2007 to 2009

integrated look that enhances your vehicle’s front end while supporting aerodynamic efficiency

delivering increased torque capacity and enhanced pedal feel

city traffic

Injen 17-20 Honda Civic Si 1.5L Turbo (Sedan Only) 3in Cat-Back Stainless Steel Exhaust YMM_1993_1998_Porsche_911_V_993 and Z4 equipped with N54The Injen Technology engineers are experts when it comes to performance, PERIOD. From Cars to Trucks to Powersports, Injen has a variety of exhaust systems to choose from. All of Injen Technology Performance exhaust systems are constructed from mandrel bent stainless steel tubing Mandrel bending ensures the tubing maintains its shapes and size throughout the entire length, providing smooth, unrestricted airflow. From the Investment cast flanges to the