Performance M
Maxton Design Gloss Black Side Skirt Extensions / Side Skirt Diffusers / Side Splitters & Rocker Panel Sill Extensions for BMW 7 Series G12 Long Wheelbase (LWB) M Sport (M Pack) 2015-on
Maxton Design Gloss Black Side Skirt Extensions / Side Skirt Diffusers / Side Splitters & Rocker Panel Sill Extensions for BMW 7 Series G12 Long Wheelbase (LWB) M Sport (M Pack) 2015-on
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Gloss Black Rocker Extensions for BMW 7 Series G12 LWB with M Sport 2015 onwards
Give your executive saloon a sharper, lower and more purposeful stance with these Maxton Design gloss black rocker panel extensions. Precisely contoured for the BMW 7 Series G12 long wheelbase with the M Sport package, they integrate cleanly with the factory sills to deliver that OEM plus look enthusiasts want while adding subtle aero presence along the lower body line.
Why this upgrade
- Vehicle-specific shaping for the G12 long wheel base M Sport, no universal gaps or guesswork
- Deep gloss black finish that ties in perfectly with M styling details for a high-end, premium appearance
- Durable ABS construction that balances rigidity and impact resistance for daily use
- Includes fixings and an instruction guide for a straightforward, tidy installation
- Visually elongates and lowers the side profile for a sportier silhouette without compromising practicality
Compatibility
Fits BMW 7 Series G12 Long Wheelbase models with M Sport trim, 2015 onwards. LWB only.
What is included
- Left and right lower sill extensions
- Mounting hardware
- Fitting manual
Fitting manual: Download here
Material and finish
Manufactured from ABS plastic for exterior use. Supplied in gloss black with a protective transport film. Trial fit first, then remove the film to reveal a smooth, mark-free surface.
Installation and support
Professional fitting is recommended for best alignment and retention. MJ Modifications offers fitting at our Warwickshire workshop. For a quote, email info@mjmodifications.co.uk.
Tried and trusted
We have installed these on customer G12 long wheelbase cars and the feedback on fit, finish and the transformed side profile has been consistently excellent. A simple bolt-on that makes a big difference to presence and road stance.
Looking for this product under different terms
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