Maxton Design V2 Rear Bumper Diffuser Valance/Lip Splitter – Gloss Black (Piano Black) – BMW 1 Series F40 M Sport (M‑Pack) & M135i/M135i xDrive 2019‑on – Twin Exit Lower Bumper Insert/Rear Apron – ABS OEM+ carbon this kit delivers seamless in‑car

this kit delivers seamless in‑car damping control plus optional smartphone tuning for road and track confidence

2014 or 2015 models

with drivers reporting confident deceleration

giving you the confidence to push hard at track days and club events while staying compliant for the journey there and back

F22 F23 rear rotor vented

Maxton Design V2 Rear Bumper Diffuser Valance/Lip Splitter – Gloss Black (Piano Black) – BMW 1 Series F40 M Sport (M‑Pack) & M135i/M135i xDrive 2019‑on – Twin Exit Lower Bumper Insert/Rear Apron – ABS OEM+ carbon this kit delivers seamless in‑carRear lower diffuser insert in piano black for BMW 1 Series F40 M Sport package and BMW M135i (2019 onwards) Give your F40 hatch a sharper, motorsport inspired rear end with this Version 2 rear lower valance from Maxton Design. Finished in deep piano black, this rear apron adds an OEM plus aesthetic with a clean, purposeful profile that complements the factory bumper lines on both the M Sport package and the M135i. Manufactured from automotive grade