BMW 1 Series & M135i F20 F21 Pre-LCI EVO-1 Gloss Black Rear Diffuser by ZAERO (2011-2015) E Class W212 laminar flow path from the

laminar flow path from the filter to the M3’s intake plenum

For the best fit and finish

Unlike other solutions available that require a plate to be welded in

Additional 14-18 hp on a stock vehicle

We are now able to tune the F90 M5 gearbox TCU to work in conjunction with our ECU tunes

BMW 1 Series & M135i F20 F21 Pre-LCI EVO-1 Gloss Black Rear Diffuser by ZAERO (2011-2015) E Class W212 laminar flow path from theZAERO Design has been making high quality rear diffusers for BMWs in recent years. Their latest creation is the Gloss Black Rear Diffuser for BMW M135i Pre LCI F20 F21. This diffuser is made from ABS plastic and gives your car a sporty, aggressive look that will turn heads everywhere you go. When it comes to quality, ZAERO Design is second to none. Their products are made to last and backed by a 100% satisfaction guarantee. So don't wait any longer,