AC Schnitzer BMW i8 Carbon Fibre/Carbon Fiber Rear Diffuser – Rear Valance, Undertray, Rear Bumper Diffuser Insert & Rear Splitter – Genuine 3‑Piece Aero Styling Upgrade (2014–2020)

Transform the tail of your BMW i8 with premium AC Schnitzer aero

Give your hybrid supercar the finishing touch it deserves. This AC Schnitzer rear aero upgrade is a genuine carbon weave rear valance/undertray for the BMW i8, designed to optimise underbody airflow, sharpen the look of the back end and deliver a more planted, confidence‑inspiring feel at speed. Expect show‑car aesthetics with track‑inspired functionality.

Why enthusiasts choose this AC Schnitzer i8 rear upgrade

• Engineered specifically for BMW i8 fitment for a precise, OE‑style finish
• Real carbon construction with a deep gloss lacquer for a rich, high‑end appearance
• Optimises airflow beneath the vehicle to reduce turbulence and enhance rear‑end composure
• 3‑piece assembly for accurate alignment and a clean install
• Supplied with a comprehensive hardware pack and clear guidance for installation

What you get

• AC Schnitzer carbon rear valance set (3 pieces)
• Mounting hardware and installation instructions

Style and performance focused

This i8 rear diffuser insert delivers a sleek, motorsport‑inspired finish that complements the factory rear bumper while elevating the car’s presence. Beyond the visual upgrade, the venturi‑style channels manage air leaving the underbody, improving aero efficiency for a more assured drive. Ideal for those searching for a BMW i8 rear bumper insert, rear splitter, ground‑effects kit or exterior styling upgrade from a trusted brand.

Trusted by our team and our customers

We’ve fitted this AC Schnitzer i8 rear valance in our workshop and the results are outstanding. Fit and finish are excellent, and customer feedback has been consistently positive on both appearance and driving feel.

Professional fitting

Want it installed by specialists? MJ Modifications offers professional fitting in Warwickshire. Email info@mjmodifications.co.uk for a tailored installation quote.

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