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THE ORIGINAL BRITISH MOTOR OIL SINCE 1899

15W-40 Oils

Our 15W-40 engine oils. Not sure 15W-40 is right for your car? Find My Oil will tell you from your registration.

Duckhams Diesel Gard 15W-40 CI-4 bottle, front label

Diesel Gard 15W-40 CI-4

A shear stable high-quality mineral engine oil for high output, high-speed diesel engines.

Pack sizes:1L5L20L
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Duckhams Diesel Gard SE 15W-40 CI-4 bottle, front label

Diesel Gard SE 15W-40 CI-4

A shear stable high-quality mineral engine oil for high output, high-speed diesel engines.

Pack sizes:1L4L5L20L
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Duckhams Fleetmaster 15W-40 CH-4 bottle, front label

Fleetmaster 15W-40 CH-4

A mineral engine oil designed to lubricate and protect high-speed diesel engines.

Pack sizes:1L5L
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