Elevate the profile of your BMW 8 Series or M8 with 3DDesign’s premium CFRP rocker extensions. Crafted from pre-preg carbon fibre for superb rigidity and a clean, motorsport-inspired finish, these aero sill blades sharpen the side silhouette, enhance road presence and deliver that sought-after OEM-plus look. If you’re searching for BMW 8 Series G14 G15 carbon rocker extensions, BMW M8 F91 F92 carbon sill extensions, carbon fibre side blades or BMW 8 Series body kit upgrades, this is the high-quality solution enthusiasts choose.
Built by 3DDesign to integrate with factory lines, this carbon fibre upgrade offers a precise, model-specific fit for 2019-onward platforms. The result is a lower and wider stance, refined side aero and a premium visual upgrade that pairs perfectly with other carbon components. We run these on customer builds and feedback has been consistently excellent for fit, finish and durability.
Why choose this carbon upgrade
- Pre-preg CFRP construction for strength, consistency and a high-end carbon weave
- Model-specific rocker panel extensions designed for a clean, factory-style fit
- Transforms side profile with sleek aero styling and a performance look
- Ideal for BMW 8 Series G14 G15 and BMW M8 F91 F92 carbon styling searches
- Perfect addition to an OEM-plus carbon fibre body kit or ground effects package
Kit contents
- Pair of 3DDesign carbon fibre rocker extensions: left and right
- Fitting hardware set
Vehicle compatibility
- BMW 8 Series 2019+, G14 G15
- BMW M8 2019+, F91 F92
Fitting and support
Professional installation recommended. For expert fitting, book with MJ Modifications in Warwickshire. Request a quote: info@mjmodifications.co.uk.
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