MILLTEK SSXBM1040 Cat-back Twin 90mm GT90 BMW 1 Series M140i 3&5 Door (F20&F21 LCI) ymm_17 This radiator cap can support

This radiator cap can support the reliable cooling performance under severe driving conditions

The CSF BMW B58 upgraded heat exchanger for F-series vehicles will be especially important to install in upgraded turbo applications and/or vehicles running high performance tuning software

Base Outside Diameter O2 (mm): 86

and meet the ARP "ZERO defect - ZERO failure" quality standard

MILLTEK SSXBM1040 Cat-back Twin 90mm GT90 BMW 1 Series M140i 3&5 Door (F20&F21 LCI) ymm_17 This radiator cap can supportDescription MILLTEK SSXBM1040 Cat back Twin 90mm GT90 BMW 1 Series M140i 3&5 Door (F20&F21 LCI) The Cat Back systems are designed as direct replacements for the original exhaust, offering improved sound and aesthetics. Multiple configurations are available, allowing the owner to select the desired increase in exhaust volume or a more aggressive tone. All products are manufactured from 304L aircraft grade stainless steel, ensuring durability in harsh