Fabspeed 335i and 435i(F30/F32) Muffler Bypass Exhaust System(FS.BMW.F3X.MBEABP) 15940 with computer-designed premufflers

with computer-designed premufflers

and the Audi Motorsports Team

1/8" NPT M to -4AN M

In order to appreciate the improvement in the design we must take a closer look at the stock system:

Fabspeed 335i and 435i(F30/F32) Muffler Bypass Exhaust System(FS.BMW.F3X.MBEABP) 15940 with computer-designed premufflersUp the aggression and drop weight while unleashing the visceral tones of the N55 engine There are loud exhausts, there are great sounding exhausts. When you have a loud AND great sounding system. 335i OH MY! The N55 has a great voice to match the power it produces, and we wanted to let it sing. Our Muffler Bypass Exhaust System deletes the rear muffler, shedding 14 lbs in the process. This is an exhaust for those who like it aggressive. Expectan