Question 1

What fuel types are sold in SL3?

Accepted Answer

Forecourts in SL3 that publish to the national feed list Super Unleaded (E5), Unleaded (E10), Diesel (B7) and Premium Diesel. Not every station carries every grade — use the cheapest-by-fuel sections above to see which forecourt has the variant you need.

Question 2

What's the average price of super unleaded (E5) in SL3?

Accepted Answer

Super Unleaded (E5) in SL3 is averaging 174.7p per litre across the forecourts publishing to the national feed, with the cheapest at 168.9p and the priciest at 176.9p.

Question 3

What's the average price of unleaded (E10) in SL3?

Accepted Answer

Unleaded (E10) in SL3 is averaging 155.4p per litre across the forecourts publishing to the national feed, with the cheapest at 152.9p and the priciest at 157.9p.

Question 4

What's the average price of diesel (B7) in SL3?

Accepted Answer

Diesel (B7) in SL3 is averaging 172.1p per litre across the forecourts publishing to the national feed, with the cheapest at 167.9p and the priciest at 175.9p.

Question 5

What's the average price of premium diesel in SL3?

Accepted Answer

Premium Diesel in SL3 is averaging 191.4p per litre across the forecourts publishing to the national feed, with the cheapest at 182.9p and the priciest at 194.9p.

Question 6

Where can I get the cheapest super unleaded (E5) in SL3?

Accepted Answer

ESSO SLOUGH ESSO EXPRESS (SLOUGH, SL3 7HR) is currently the cheapest super unleaded (E5) in SL3 at 168.9p per litre, with the price last updated 16 Jul. Tap the "Cheapest super unleaded (E5)" section above for the full ranking.

Question 7

Where can I get the cheapest unleaded (E10) in SL3?

Accepted Answer

SHELL SHELL CO-OP SLOUGH EAST (SLOUGH, SL3 7RS) is currently the cheapest unleaded (E10) in SL3 at 152.9p per litre, with the price last updated 16 Jul. Tap the "Cheapest unleaded (E10)" section above for the full ranking.

Question 8

Where can I get the cheapest diesel (B7) in SL3?

Accepted Answer

SHELL SHELL CO-OP SLOUGH EAST (SLOUGH, SL3 7RS) is currently the cheapest diesel (B7) in SL3 at 167.9p per litre, with the price last updated 16 Jul. Tap the "Cheapest diesel (B7)" section above for the full ranking.

Question 9

Where can I get the cheapest premium diesel in SL3?

Accepted Answer

ESSO SLOUGH ESSO EXPRESS (SLOUGH, SL3 7HR) is currently the cheapest premium diesel in SL3 at 182.9p per litre, with the price last updated 16 Jul. Tap the "Cheapest premium diesel" section above for the full ranking.

Question 10

Which forecourts sell super unleaded (E5) in SL3?

Accepted Answer

Super Unleaded (E5) is only stocked by 3 forecourts in SL3: SLOUGH ESSO EXPRESS, RONTEC LANGLEY and RONTEC COLNBROOK.

Question 11

Which forecourts sell premium diesel in SL3?

Accepted Answer

Premium Diesel is only stocked by 3 forecourts in SL3: SLOUGH ESSO EXPRESS, BRANDS HILL SF CONNECT and RONTEC COLNBROOK.

Question 12

How often are fuel prices in SL3 updated?

Accepted Answer

UK retailers must publish any pump-price change to the CMA-mandated national feed within 30 minutes. FuelFox re-polls that feed every 30 minutes too, so a price you see is at most about an hour old and usually fresher. Each forecourt card shows a freshness pill — tap it for the exact update time.

Fuel prices in SL3

By fuel type

Cheapest super unleaded (E5) in SL3

Cheapest unleaded (E10) in SL3

Cheapest diesel (B7) in SL3

Cheapest premium diesel in SL3

FAQ

Fuel	Cheapest	Average	Highest
Super Unleaded (E5)	168.9p	174.7p	176.9p
Unleaded (E10)	152.9p	155.4p	157.9p
Diesel (B7)	167.9p	172.1p	175.9p
Premium Diesel	182.9p	191.4p	194.9p