Milltek OPF-Back System Road - BMW F80 M3 | F82 | F83 M4 M3 (E92 / E93) Innovative 2 core in-series design

Innovative 2 core in-series design

2 x O-ring

TTE Reinforced axial and radial bearing

UV-Resistant Clear Coat

Made in USA

Milltek OPF-Back System Road - BMW F80 M3 | F82 | F83 M4 M3 (E92 / E93) Innovative 2 core in-series designGPF OPF Back Our range of Cat Back systems are perfectly suited to cater for anyone looking to improve their sound and aesthetics, designed as a direct replacement for the original system, available in multiple configurations enabling the owner to choose the increase in volume of their exhaust and or add a more suitably aggressive tone. All our products are made from 304L Aircraft Grade stainless steel. This quality material will ensure that your Cat