Milltek BMW M140i Exhaust 3&5 Door GPF Back Resonate Burnt Ti 19 on SSXBM1114
BMW 1 Series M140i 3 & 5 Door (F20 & F21 LCI). (SSXBM1114). Milltek Sport Authorised Dealer. A Milltek Stainless Steel GPF Back Exhaust System -. Milltek Sport exhausts are produced in high quality type 304 aircraft grade stainless steel.