Supersprint Rear Exhaust Quad 80mm Tailpipes - BMW 1 Series F20/F21 M135I/M140I E93 Many claims to 15-30hp+ have

Many claims to 15-30hp+ have been made over the years

it won't lose drive when one axle is unloaded (which happens more often than you'd think)

To be installed as a kit with 522204 or 522234

Alternative to 776103

Supersprint Rear Exhaust Quad 80mm Tailpipes - BMW 1 Series F20/F21 M135I/M140I E93 Many claims to 15-30hp+ haveSupersprint Rear exhaust right OO80 left OO80 The rear section is the first step of the R&D and the whole exhaust system optimization process. The sporty sound is achieved from the accurate selection of the piping sections, of the unique inner silencer design, and dedicated to the specific vehicle model. The same high care is kept in the choice of the outlet style, to ensure a pleasant car design customization The existing EEC approval ensures a total