APR 3" (76mm) to 2.36" (60mm) Exhaust Reducer F30 · F34 340i 3.0L Turbo I6 [B58] We recommend doing this at

We recommend doing this at least once per year or every 5 to 10 thousand miles as part of a regular maintenance routine

With a modified exhaust or windows down you’ll probably never hear it

5mm) Cast Stainless Steel Exhaust Y Splitter

Our beautiful carbon fiber air-dam directs air into our massively oversized 7" filter with frontal inlet

The system can be run simultaneously with JB4 Mobile and other bluetooth apps

APR 3" (76mm) to 2.36" (60mm) Exhaust Reducer F30 · F34 340i 3.0L Turbo I6 [B58] We recommend doing this atAPR's premium line of exhaust reducers are now available! Perfect for the do it yourself enthusiast transitioning their system from one size to another, this simple reducer offers an easy solution. The reducer is made from a single swedged T304 stainless steel pipe and reducers from 76mm (3") to 60mm (2. 36") in a compact design. Features: T304 stainless steel construction Single swedged pipe Reduces from 76mm (3) to 60mm (2. 36) Compact design What's