BMW M3/M4 F80/F82/F83 CARBON FIBRE DIFFUSER – V1
$263
CT Carbon brings this Diffuser for the BMW F80 M3/F82 M4/BMW M4 F83 Convertible , made from high-quality and genuine carbon fibre in a high-gloss finish.
Estimated Delivery: Aug 13 – Aug 17
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Compatible Models
- 2014-2020 BMW F80 M3
- 2014-2020 BMW F82 M4
- 2014-2020 BMW F83 M4 Convertible
CT Carbon brings this Diffuser for the BMW F80 M3/F82 M4/BMW M4 F83 Convertible, made from high-quality and genuine carbon fibre in a high-gloss finish.
Fitting
There are three ways to get your CT Carbon products fitted:
- Book in at our fitting facility in Hertfordshire, UK.
- Find a fitting partner near you and book in for fitting with them directly.
- Follow one of our fitting guides to install the products yourself.
For more information visit: ctcarbon.co/pages/fitting-1
Shipping & Warranty
All CT Carbon products come with a 12-24 month warranty. Full warranty information: ctcarbon.co/pages/warranty
Shipping
- Orders before 3pm GMT dispatched same day.
- Free UK delivery on all products.
- Worldwide delivery available.



















































Sam Jenkins –
Ordered the diffuser for my BMW M3/M4 F80/F82/F83 – V1 and it arrived well packaged in about a week. Fitment was spot on with the original mounting points and the finish is stunning. 5 stars, no question.
Alex Carter –
Nice addition to my BMW M3/M4 F80/F82/F83 – V1. The diffuser quality is solid — real carbon, good lacquer finish. Only took half a star off because one of the clips felt a little stiff, but it is fine once everything is seated.
Tyler Brooks –
Decent diffuser for the price. Fits my BMW M3/M4 F80/F82/F83 – V1 okay, though one corner needed some adjustment. The carbon finish looks good in photos but one edge has a minor imperfection in the lacquer. Still happy with the purchase overall.
Scott Reynolds –
Love this diffuser for my BMW M3/M4 F80/F82/F83 – V1. The gloss finish is mirror-quality and the carbon weave is consistent all the way to the edges. Took about 30 minutes to fit with basic tools. Would absolutely order again.
Mike Anderson –
Proper OEM-quality diffuser for the BMW M3/M4 F80/F82/F83 – V1. No drilling, no modification, bolted straight on. Looks incredible and completely transforms the car. CT Carbon really know their stuff.
Aiden Turner –
Very impressed with the quality of this diffuser. Fits my BMW M3/M4 F80/F82/F83 – V1 like a glove — even the mounting holes lined up perfectly. Packed really well in foam and arrived with no damage. Free shipping sealed the deal.
Nathan Wright –
Bought this diffuser for my BMW M3/M4 F80/F82/F83 – V1 after seeing it recommended on a forum and I’m not disappointed. Quality is exceptional — real pre-preg carbon, not a cheap overlay. Will be ordering more parts.
Luke Edwards –
Nice diffuser for the BMW M3/M4 F80/F82/F83 – V1. Fitment is about 95% — one edge sits very slightly proud but you would only notice up close. Carbon finish is great. Deducting one star for that small fitment issue.