I also got the best radiator cap I could find which was the Porsche Cayman one( 996 106 447 04 which is like 6 revisions from the original vw one) which is a way better design and much better fit than the MK1 rabbit one I had but seemed to work just fine.
Reviews of OEM Porsche radiator cap
3 votes
1 review
What we know about OEM Porsche radiator cap
The brand is registered in Germany. Official website: https://www.porsche.com.
In March 2026, PartReview does not yet have a formed opinion of OEM Porsche radiator cap. You can help by adding a review for OEM Porsche radiator cap.
Currently there are 1 review and 3 votes. Average rating — 5 out of 5. Vote balance: 3 up, 0 down.
Users also evaluated the qualities of OEM Porsche radiator cap:
- Seal - no coolant weeping around the cap neck - rated positively. 5 points out of 5.
- Overheat control - engine temp remains normal on hot days - rated positively. 5 points out of 5.
- Hose feel - upper hose feels firm but not rock hard when hot - no rating yet
Radiator cap OEM Porsche in car-specific ratings
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