BMW M3 G81 Touring & 3 Series G21 EVO-S Gloss Black Rear Spoiler by ZAERO (2021+) SLK-Class (R170) We had identified the shortcomings

We had identified the shortcomings of the GT3 RS' chassis

For longevity and applications under 1000 hp we still recommend using OEM pistons

satisfying backfires during downshifts

2 x Suspension Secrets spring cups which reset the bump-to-droop ratio of the damper and prevent the damper from bottoming out

BMW M3 G81 Touring & 3 Series G21 EVO-S Gloss Black Rear Spoiler by ZAERO (2021+) SLK-Class (R170) We had identified the shortcomingsEVO S Rear Spoiler for BMW 3 Series G21 & M3 G81 Touring Elevate the rear profile of your BMW 3 Series or M3 Touring with the EVO S Rear Spoiler. Designed for a perfect fit, it integrates seamlessly into your vehicles lines, delivering a custom tailored OEM+ look that combines dynamic styling with sporty sophistication. Ideal for drivers seeking a distinctive upgrade that enhances both aesthetics and individuality. German Engineering, OEM