Genuine AC Schnitzer Side Skirts / Sill Extensions for BMW Z4 G29 M Sport – Matte Black PU-RIM Polyurethane – Rocker Panels Side Blades Aero Skirts OEM Fit Pair – Fits sDrive20i, sDrive30i, M40i – Z4 Ground Effects Body Kit Trim 5171329310

Authentic AC Schnitzer Sill Extensions for BMW Z4 G29 M Sport in Matt Black PU-RIM

Give your BMW Z4 G29 a sharper, lower visual edge with genuine AC Schnitzer rocker extensions. Precision engineered for the M Sport package, these matte black PU-RIM sill trims deliver a purposeful, motorsport-inspired side profile with true OEM-style fitment. Expect premium materials, perfect alignment and a factory-quality finish that elevates your roadster’s stance without compromising everyday usability.

Highlights

• Authentic AC Schnitzer aero components designed specifically for BMW Z4 G29 M Sport
• High quality PU-RIM polyurethane construction for durability, impact resistance and factory-like flexibility
• Matte black surface looks great unpainted and is ready for colour-coding if desired
• Direct-fit add-on with model-specific contours for tight panel gaps and clean lines
• Complements AC Schnitzer front splitters, rear diffusers and spoilers for a cohesive look
• Supplied as a matched left and right pair with multilingual instructions

Real-world feedback

We have installed these AC Schnitzer sill extensions on customer Z4s and the fit is spot on. Owners consistently praise the premium finish, the transformation in side profile and the way the pieces integrate with the M Sport styling. It is a top-tier styling upgrade for drivers who want genuine German aero parts and a tidy, OEM-plus appearance.

Compatibility

• BMW Z4 G29 with M Sport exterior package
• Engine variants: sDrive20i, sDrive30i, M40i
• Also known as rocker panel extensions, side blades, aero skirts, side sills

What is included

• 1 x pair of AC Schnitzer sill extensions in matt black PU-RIM
• Installation guide in German and English

Installation

Estimated fitting time is approximately 50 minutes. Professional installation is recommended for the best finish. MJ Modifications in Warwickshire offers fitting services; request a quote at info@mjmodifications.co.uk.

Part number

5171329310

Manufacturer and warranty

Manufacturer: AC Schnitzer

Warranty: All AC Schnitzer products sold in the UK carry a two-year manufacturer warranty, or until the end of the 3 year BMW warranty period, whichever is longer.

Why this upgrade

Looking to enhance the side profile of your G29 without compromising quality? These AC Schnitzer rocker covers deliver premium styling, an aggressive stance and long-term durability. They are the ideal choice for anyone searching for BMW Z4 body styling, G29 side blades, M Sport rocker trims, Z4 ground effects, performance aesthetic upgrades and OEM-fit polyurethane sill extensions.

Search terms customers use

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