MilltekNon-Resonated Secondary Catalyst Bypass Mid-PipeFitment: BMW G87 M2

Overview

Milltek Secondary Catalyst Bypass for BMW G87 M2 (2023+). Direct factory fitment non-resonated system, engineered to eliminate secondary catalyst restriction on the M240i xDrive and M2 Competition platforms. T304L stainless steel construction, mandrel-bent tubing, OEM+ fitment using factory hangers and mounting points. No modification required.

Hand-finished T304L construction with CNC-formed joints. This non-resonated configuration is optimized for closed-course and track use, delivering measurable dyno gains by removing secondary catalyst backpressure. Compatible with Milltek Cat-Back and Turbo-Back systems for complete secondary-cat-delete solutions. EC type-approved component testing ensures durability and performance consistency.

Details

• BMW G87 M2 (2023–present)
• BMW G80 M340i (secondary cat bypass application)
• Non-resonated secondary catalyst elimination
• T304L stainless steel, hand-finished
• OEM hangers and factory fitment
• Direct bolt-on, no cutting or welding

Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.

See all BMW M2 G87 exhausts from Milltek.

Fitment