Alternative part detail / Vantage
Finned rear diffuser (GRP)
Public compatibility, sourcing and modification information for this alternative part.
Reported compatibility
- V8
- Yes
- V12
- No
Part numbers
- Original part number
- Not stated
- Alternative part number
- Custom produced/finished
Notes and reported fitment
New fixings included. The quoted discount depends on whether the splitter is already owned or purchased at the same time.
Second research pass, 14 September 2026: Search outcome: Searched named supplier and custom GRP diffuser. No current public supplier listing was found to reconcile the two historical prices or establish whether specifications differ.
Confirm the original part, vehicle specification and installation requirements before ordering.
Sourcing information
- Manufacturer / supplier
- Alistair Patrick-Heselton
- Indicative cost
- £620 - 680
Information review
Not yet independently reviewed.
The original source wording is retained until AstonDIY or approved owner evidence confirms it.
AstonDIY members
Owner fitment reports
There are no approved owner reports for this part yet. Become a member or sign in to contribute the first report.