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BMW 3 Series F30 F31 (2012-2018) Carbon Fibre/Fiber Rear Diffuser Valance Insert - M Performance/MP Style - Single Exit/Single Exhaust - Gloss Carbon Lower Bumper Trim/Apron for M Performance Rear Bumper (Saloon/Sedan, Touring/Estate)

BMW 3 Series F30 F31 (2012-2018) Carbon Fibre/Fiber Rear Diffuser Valance Insert - M Performance/MP Style - Single Exit/Single Exhaust - Gloss Carbon Lower Bumper Trim/Apron for M Performance Rear Bumper (Saloon/Sedan, Touring/Estate)

Regular price £129.00
Regular price £249.00 Sale price £129.00
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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.

Transform the rear of your 3 Series with a premium carbon upgrade

Give your BMW a sharper, motorsport-inspired finish with this CT Carbon rear lower valance. Crafted from real carbon fibre with a deep gloss finish, this M Performance inspired rear insert delivers a more aggressive look to the back end while keeping a sleek, factory-style fitment.

Designed specifically for the 2012 to 2018 BMW 3 Series F30 saloon and F31 touring that run a single tailpipe layout, this carbon rear apron is made for cars with the M Performance rear bumper. Perfect for single outlet exhaust models such as the 318i, this rear bumper insert elevates styling without compromising everyday usability.

Why you will love it

  • Authentic carbon fibre construction for a premium, high-gloss finish
  • M Performance inspired styling for a more purposeful, sporty rear profile
  • Precision made for the M Performance rear bumper on single outlet cars
  • Upgrades the look of the rear bumper with a stronger stance and visual width
  • Ideal carbon styling piece to pair with other aero or body kit enhancements

Compatible vehicles

  • BMW 3 Series F30 saloon and F31 touring
  • Model years 2012 to 2018
  • Single exit exhaust configuration only single tailpipe, single outlet, one-sided exhaust
  • M Performance rear bumper required
  • Example: BMW 318i single exit

We run this exact carbon rear diffuser on our own builds and customers love the fit and finish. It is a straightforward styling upgrade that makes a big visual impact, tying in perfectly with other carbon touches and OEM trim.

Fitting service

Want it installed by professionals You can book fitting at MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Search-friendly terms

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