Alpha N Carbon Rear Diffuser V2 - BMW G90 | G99 M5 R8 (42) torque output and wear protection

torque output and wear protection

Optimal fit

START STOP OFF | The engine start stop function can be deactivated (can be set in the menu)

giving a stronger fixing method than using the OE wheel bolts

Product Type OEM Resonator Delete Fitment Years 2016 - 2018 Fits To OEM Only Model Fitment M140i F20

Alpha N Carbon Rear Diffuser V2 - BMW G90 | G99 M5 R8 (42) torque output and wear protectionAlpha N's V2 carbon rear diffuser for the G90 M5 or G99 M5 Touring is significantly more aggressive and functional vs the more OE styled V1 piece. Featuring an integrated "underbody floor" section around the center of the diffuser, the V2 carbon piece both increases downforce and reduces drag vs the V1 variant. All Alpha N exterior parts are focused on functional aerodynamic improvements, and the G9X M5 V2 rear diffuser is no exception while also