aFe Catless Downpipe BMW F30 328i (N20) Honda Drive on the street at

Drive on the street at your own risk

and they will tell you that the best bang for the buck handling mod you can give your STI is a high-performance swaybar

Honda Civic Si 2006-2012

unlike drilling

aFe Catless Downpipe BMW F30 328i (N20) Honda Drive on the street atThis aFe Power Cat Delete Down Pipe eliminates the catalytic converter for maximum exhaust flow for the popular F30 BMW 328i with the N20 turbo motor. In recent dyno testing, this race pipe produced 13hp and 29lbs. x ft. torque and outflowed the factory down pipe by 287%. This system uses a 4" diameter tube and progressively tapers to increase exhaust velocity and usable torque. This high performance race pipe is constructed out of lightweight, TIG