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Valvoline Restore and Protect
* When used as directed for four or more consecutive oil changes. Based on adapted IIIH testing.

API SG Petrol Engine Oil

API SG engine oil spec was introduced in 1993 by American Petroleum Institute (API). This spec is now obsolete but older vehicles may still find it in handbooks. Here are the API SG spec oil we stock, however API specs are generally forwardly compatible so you may want to consider using a newer specification, depending on the application of use.

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14 Products

Castrol GTX Classic 10w-40 Premium Mineral Engine Oil
Millers Oils Maxifleet 15w-40 Mineral Heavy Duty Engine Oil
RED LINE High Performance Synthetic Motor Oil 10w-60
Free Shipping
RRP £88.80
£84.95
Price Beater
Fuchs Titan Universal HD SAE 30 - HD30 - Mineral Engine Oil
RED LINE High Performance Synthetic Motor Oil 10w-50
Fuchs Titan Universal HD 10w Monograde Engine Oil
Fuchs Titan Universal HD 20W-20 MONOGRADE MINERAL Engine Oil
RED LINE High Performance Fully Synthetic Motor Oil 10W-40
Free Shipping
RRP £88.80
£86.95
Price Beater
RED LINE High Performance Synthetic Motor Oil 15w-50
Free Shipping
RRP £88.80
£84.95
Price Beater
RED LINE High Performance Synthetic Motor Oil 20w-50
Free Shipping
RRP £88.80
£87.95
Price Beater
RED LINE High Performance Synthetic Motor Oil 15w-40 Diesel
Free Shipping
RRP £88.80
£87.95
Price Beater
Millers Oils Classic Pistoneeze 50 Mineral Engine Oil
RRP £17.95
£12.95
Price Beater
Millers Oils Classic Pistoneeze 30 Mineral Engine Oil
RRP £16.96
£12.95
Price Beater
Millers Oils Classic Pistoneeze 40 Mineral Engine Oil
RRP £17.95
£15.95
Price Beater
API SG engine oil spec was introduced in 1993 by American Petroleum Institute (API). This spec is now obsolete but it may still be found in the handbook of older petrol engined cars.