Transform the profile of your F-series M car with CT Carbon rocker extensions in premium dry carbon. These sleek aero side blades deliver an aggressive, track-inspired look with an OEM-plus fit, finished in a deep high-gloss shine that pairs perfectly with other exterior styling upgrades.
Vehicle compatibility:
- 2014 to 2020 BMW F80 M3 saloon
- 2014 to 2020 BMW F82 M4 coupe
- 2014 to 2020 BMW F83 M4 convertible
Why enthusiasts choose this upgrade:
- Dry carbon construction for a lightweight, motorsport-feel aesthetic
- High-gloss finish for a mirror-like sheen that elevates the factory body lines
- Precision fit for the F80, F82 and F83 chassis to enhance stance and road presence
- Perfect complement to front lips, rear diffusers and boot spoilers for a complete aero kit
- Durable surface suitable for daily use and show-ready presentation
Also known as: rocker panel extensions, sill extensions, side splitters, aero blades, side lips, ground-effects side pieces. Ideal search terms include BMW F80 M3 side splitters, BMW F82 M4 rocker extensions, BMW F83 M4 cabriolet sill extensions, dry carbon side blades, F-series M3 M4 exterior styling, performance body kit upgrade.
Made by CT Carbon, these pieces are crafted from high-quality dry carbon composite and finished in a premium gloss for a clean, uniform weave appearance that complements other carbon accents on your car.
Fitment and installation:
- Designed specifically for the factory sills on the F80 M3, F82 M4 and F83 M4
- Professional fitting recommended for the best alignment and finish
- For installation, book with MJ Modifications in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk
Trusted by our community: we run these on our own builds and customer feedback has been outstanding for fit, finish and the instant visual impact. If you are chasing that sharp, road-and-track-ready look for your BMW M3 or M4, this is the sill extension upgrade that ties the whole exterior together.
