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Performance M

Maxton Design Gloss Black Side Skirts Diffusers V.1 with Flaps for BMW M8 Gran Coupe F93 (2019+) & BMW 8 Series Gran Coupe G16 M Pack/M Sport - Side Skirt Extensions Splitters

Maxton Design Gloss Black Side Skirts Diffusers V.1 with Flaps for BMW M8 Gran Coupe F93 (2019+) & BMW 8 Series Gran Coupe G16 M Pack/M Sport - Side Skirt Extensions Splitters

£187.95
£187.95
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Heads-up on cancellations & returns: if you cancel an order or return an item, you won't get back 100% of what you paid. We apply a 10% restocking fee, the outbound shipping is non-refundable, and we have to pass on Shopify / PayPal payment processing fees; these aren't returned to us when we refund you. International orders also lose on exchange-rate spread in both directions. If the original packaging is damaged or missing, a reboxing charge applies. For international orders specifically, if you refuse to pay our shipping invoice or supply a prepaid label after placing the order, the same deductions apply. We're upfront about this — please be sure of your purchase before ordering.

Premium High Gloss Rocker Extensions with Flaps V.1 for BMW M8 Gran Coupe F93 and BMW 8 Series Gran Coupe G16 M Pack 2019 onwards

Give your Gran Coupe a sharper, lower, more purposeful stance with this Maxton Design V.1 rocker extension kit. Finished in a deep high gloss black with contrasting matte winglets, this upgrade delivers clean OEM plus styling with motorsport attitude. Perfect for drivers who want sleek side profile enhancement, subtle aero-inspired detail and a quality finish that looks right at home on a BMW flagship.

Compatible vehicles

  • BMW M8 Gran Coupe F93 2019 onwards
  • BMW 8 Series Gran Coupe G16 with M Pack 2019 onwards

What’s included

  • Pair of high gloss black rocker extensions
  • Pair of matte black flaps in Racing Durability specification
  • Silver mounting screws for the flaps

Note: Flaps require self assembly using the supplied screws.

Why enthusiasts choose this upgrade

  • Made by Maxton Design for a precise contour match to F93 and G16 M Pack sill lines
  • High gloss black finish for a premium, factory-style appearance
  • Winglet accents add a bold motorsport look without overpowering the car’s design
  • Durable ABS construction engineered to cope with everyday road use
  • Transforms the side view with a lower, wider, more aggressive aesthetic
  • Designed specifically for these models for confident fitment

Material and finish

Manufactured from ABS plastic for strength and flexibility. Each item is delivered with a protective film to help prevent marks during transit. Remove the film after installation to reveal the fresh, clean finish.

Fitting and support

Professional installation is recommended for the best alignment and finish. UK fitting available with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

View the Maxton Design fitting manual

Feedback from our customers

We have fitted this V.1 kit on customer cars and the response has been excellent. Owners love the mirror-like gloss, the way the winglets finish the edge of the sill and the quality feel of the ABS parts. It is a straightforward way to add presence to the M8 and 8 Series Gran Coupe while keeping the look refined.

Search terms to help you find the right product

BMW F93 rocker extensions, BMW 8 Series G16 M Pack side lips, piano black sill blades, BMW Gran Coupe side skirt add ons, BMW M8 ground effects, BMW G16 sill spoilers, Maxton side lips V1, BMW 8GC side aero, gloss black rocker trims, BMW M Sport package side lips, BMW F93 GC sill extensions, exterior styling for BMW 8 Series Gran Coupe.

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