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Carbon Fiber Rear Diffuser

Carbon fiber rear diffuser for the Maserati GranTurismo, OEM fitment. Installs as a direct replacement in the factory location with no modification needed, finished with a UV-protectant A clear protective top layer over the carbon fiber weave that guards against UV fading and gives it its gloss finish.. No core exchange is required, so you keep your original components.
Frequently asked
Which cars does the Carbon Fiber Rear Diffuser fit?
Fits your Maserati GranTurismo (2008-2019). Fabspeed lists this piece for: Maserati Gran Turismo; Maserati GranTurismo. Exact fitment for your year, trim and options is confirmed on your free consult before anything is ordered.
What does the price include?
The delivered price includes the part from Fabspeed USA, freight to Australia, import costs and GST. Enter your postcode to refine delivery; the final figure is confirmed on consult.
How long until it arrives?
Carbon pieces are made to order at Fabspeed USA, and the standard one-week lead time doesn't apply: the lay-up and curing process means build times vary a lot with part complexity. That's exactly why these are consult-only — we confirm the current build time with Fabspeed and give you a real date on your free consult before anything is ordered. Delivery to Australia then adds 3-4 days via UPS, included in the price.
Does the diffuser need clearcoating after fitting?
No, it ships finished with a UV-protectant clearcoat already applied.
Who installs it?
Rennen Motorsport in Adelaide, or an authorised dealer near you. Fitting it yourself may also be an option depending on the part, so raise it on your consult; professional installation is quoted separately.
Is it covered by warranty?
Fabspeed products carry the manufacturer's warranty, supported locally through Rennen Plus as the Australian principal. See our returns policy.
Can I just buy this outright, or do I need to talk to someone first?
Every enquiry, whether it's one part or a full build, starts with a free consult. We confirm the exact spec for your car before anything is quoted or ordered.






