BLAK range side extensions for BMW 3 Series F30 and F31
Give your 3 Series a sharper, more aggressive profile with these high-shine black sill extensions from the BLAK range by CT Carbon. Designed to enhance the factory lines, these sleek rocker trims add road presence, complement M Sport styling and deliver that lowered, performance look without compromise.
Vehicle compatibility
- BMW 3 Series F30 Saloon 2012 to 2018
- BMW 3 Series F31 Touring 2012 to 2018
Covers both pre-LCI and LCI years. Perfect visual match for M Sport models and an excellent upgrade for SE and Luxury trims.
Why choose these sill blades
- High-gloss black finish for a premium, OEM-plus appearance
- M-inspired look that pairs perfectly with front splitters and rear diffusers
- Precise shaping for neat fitment along the factory rocker panels
- Durable finish that stands up to daily driving and British weather
We have run these on our own builds and fitted them for customers across the country. Feedback is consistently positive on both the look and the fit, with owners loving the instant transformation and the quality feel.
Fitting and support
Professional installation is recommended for the best alignment and finish. Book fitting with MJ Modifications in Warwickshire by requesting a quote at info@mjmodifications.co.uk.
Search-friendly terms
BMW F30 side extensions, F31 side splitters, rocker panel trims, sill extensions, side blades, aero kit, body kit upgrade, M Sport look, BMW 3 Series Saloon and Touring 2012 2013 2014 2015 2016 2017 2018, high gloss black finish, CT Carbon BLAK range.
