Performance M
Maxton Design Gloss Piano Black Side Skirt Extensions / Splitters (Pair) for BMW 3 Series F30 Saloon/Sedan 2012-2014 Pre-LCI Standard – ABS Plastic Sill Extensions, Rocker Panel Side Blades, Side Skirt Diffusers
Maxton Design Gloss Piano Black Side Skirt Extensions / Splitters (Pair) for BMW 3 Series F30 Saloon/Sedan 2012-2014 Pre-LCI Standard – ABS Plastic Sill Extensions, Rocker Panel Side Blades, Side Skirt Diffusers
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.
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Maxton Design Piano Black Sill Extensions for BMW F30 3 Series Saloon 2012 to 2014
Transform the side profile of your BMW F30 with these Maxton Design rocker panel extensions. Engineered specifically for the 2012, 2013 and 2014 3 Series saloon, these aero side blades deliver a sharp, factory-plus appearance that visually lowers the car and tidies the sill line. If you are searching for BMW F30 sill extensions, rocker covers, side skirt add-ons or aero side splitters in a deep high-gloss black, this is the go-to upgrade.
Key reasons enthusiasts choose this upgrade
- Vehicle specific fit for the F30 chassis Standard model years 2012 to 2014
- High-shine black finish that complements both stock and modified styling
- ABS automotive plastic for strength, everyday durability and great fit
- Supplied as a left and right pair with fixings and a step-by-step mounting guide
- Enhances stance, adds a subtle aero look and cleans up the lower body line
Fitment
Designed for BMW 3 Series F30 Standard saloon, 2012 to 2014 pre-LCI. Fits only the Standard variant of the F30 4-door. Not for other body styles or trims.
What you receive
- Pair of Maxton Design side skirt extensions
- Mounting kit
- Fitting manual
Material and finish
Manufactured from ABS plastic selected for its impact resistance and flexibility. Finished in gloss black for a premium, piano black look. Each piece arrives with a thin protective film for transport protection. Remove the film during installation preparation to reveal the high-gloss surface.
Installation and support
Professional fitting is recommended for best alignment and finish. For a fitting service, choose MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.
Fitting manual: View Maxton Design side skirt fitting guide
Proven on customer cars
We have installed these Maxton Design sill blades on multiple F30 builds. Owners consistently praise the precise fit, quality finish and the way these extensions sharpen the side profile without overwhelming the car’s lines.
Search-friendly phrases
BMW F30 rocker panel extensions. BMW 3 Series F30 sill blades. F30 saloon side skirt add-ons. BMW 3 Series 2012 2013 2014 side skirt extensions. Piano black F30 sill extensions. BMW F30 body styling parts. F30 aero kit side blades. ABS side skirts for BMW F30. BMW 3 Series sedan side splitters. Pre-LCI F30 exterior upgrades. BMW F30 Standard side trim extensions.
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