Milltek BMW 1 Series 128ti 5 Door (F40 OPF/GPF Equipped) 2021-2023 GPF/OPF Bypass Exhaust - OE Fitment vehicle-12917-133867 doesn’t cost the earth and

doesn’t cost the earth and can be put back to standard within 10 minutes for Renault warranty purposes

toe and bump steer for improved suspension kinematics

Can be fitted with our Stage 2 induction kit

the signal from sensors is not disrupted and retains

Milltek BMW 1 Series 128ti 5 Door (F40 OPF/GPF Equipped) 2021-2023 GPF/OPF Bypass Exhaust - OE Fitment vehicle-12917-133867 doesn’t cost the earth andAll Milltek performance exhaust systems are manufactured from T304L stainless steel; giving you the satisfaction of knowing that our products are meant to last within some of the toughest environments. T304L is a highly durable form of stainless steel that is far less susceptible to degradation and discolouration than many others of its kind, while it will last almost indefinitely.