Cheapest Siop Y Frenni unleaded
168.9p
Siop Y Frenni petrol prices today, 12 September 2026
Pump prices at all 1 Siop Y Frenni stations in our data, sorted cheapest unleaded first. Siop Y Frenni publishes these prices under the government's fuel price transparency rules, and we update from the official Fuel Finder data daily.
Average Siop Y Frenni unleaded
168.9p
Average Siop Y Frenni diesel
189.9p
Stations
1
Data fetched 32 minutes ago.