Search Button

Search

Account Button

Account
Basket Button

Basket Basket

Search Suggestions

Categories

Products

Note: These results are not specific to your vehicle registration.
Please use our separate Oil & Parts Finder to search by vehicle registration.

View All Results

Free UK delivery £80+ (geographic restrictions apply)
60 Day Returns
Free Expert Advice
No Leak Guarantee
01209 202944

15w40 Engine Oil

When it comes to protecting your engine in a variety of driving conditions, 15W-40 engine oil offers the durability and performance you need. Ideal for older vehicles, heavy-duty diesel engines, or cars used in more demanding conditions, 15W-40 provides excellent high-temperature stability and reliable engine protection. At Opie Oils, we offer a selection of top-quality 15W-40 oils that deliver outstanding engine protection, helping your vehicle run smoothly for years to come. Shop the full range below.

Read More +
Car
Bike

Find Oils & Parts

Select Your Motorcycle:

Manually Enter
Modified Vehicles

15 Products

Castrol GTX 15W-40 A3/B3 Car Engine Oil

Castrol GTX 15W-40 A3/B3 Car Engine Oil

Opie Price
£23.95
Add To Basket
Price Beater
Fuchs Titan Truck Plus 15w-40 High Performance Engine Oil

Fuchs Titan Truck Plus 15w-40 High Performance Engine Oil

Opie Price
£26.95
Add To Basket
Price Beater
Comma X-Flow Type MF 15w-40 Mineral Car Engine Oil

Comma X-Flow Type MF 15w-40 Mineral Car Engine Oil

Opie Price
£24.95
Add To Basket
Price Beater
Millers Oils Multifleet 15w-40 Mineral Heavy Duty Engine Oil

Millers Oils Multifleet 15w-40 Mineral Heavy Duty Engine Oil

Opie Price
£30.95
Add To Basket
Price Beater
Fuchs TITAN FORMULA 15W-40 High Performance Mineral Engine Oil

Fuchs TITAN FORMULA 15W-40 High Performance Mineral Engine Oil

5 Litres

Opie Price
£29.95
Add To Basket
Price Beater
Millers Oils Classic Pistoneeze 15w-40 Engine Oil

Millers Oils Classic Pistoneeze 15w-40 Engine Oil

RRP £37.95
£36.95
Add To Basket
Price Beater
Shell Rimula R4 X 15W-40 Heavy Duty Diesel Engine Oil

Shell Rimula R4 X 15W-40 Heavy Duty Diesel Engine Oil

Opie Price
£38.95
Add To Basket
Price Beater
Mobil Delvac Modern 15w-40 High Performance Heavy Duty Diesel Engine Oil

Mobil Delvac Modern 15w-40 High Performance Heavy Duty Diesel Engine Oil

Opie Price
£33.95
Add To Basket
Price Beater
EXOPRO Premium High Performance Mineral Engine Oil 15W-40

EXOPRO Premium High Performance Mineral Engine Oil 15W-40

Opie Price
£27.95
Add To Basket
Price Beater
Febi Bilstein SAE 15W-40 Engine Oil

Febi Bilstein SAE 15W-40 Engine Oil

Opie Price
£45.95
Add To Basket
Price Beater
Motul 4100 SYN-nergy 15w-40 Semi Synthetic Car Engine Oil

Motul 4100 SYN-nergy 15w-40 Semi Synthetic Car Engine Oil

Opie Price
£44.95
Add To Basket
Price Beater
RED LINE High Performance Synthetic Motor Oil 15w-40 Diesel

RED LINE High Performance Synthetic Motor Oil 15w-40 Diesel

Was £79.99
£60.61
Add To Basket
Price Beater
RED LINE 40WT High Performance Synthetic Racing SAE40 (15w-40)
Free Shipping

RED LINE 40WT High Performance Synthetic Racing SAE40 (15w-40)

1 US Gallon (3.78 litres)

RRP £107.40
£99.95
Add To Basket
Price Beater
Motul 4000 Motion 15w-40 Mineral Car Engine Oil

Motul 4000 Motion 15w-40 Mineral Car Engine Oil

1 Litre

Opie Price
£6.95
Add To Basket
Price Beater
Shell Helix HX5 15w-40 Premium Multi-Grade Engine Oil

Shell Helix HX5 15w-40 Premium Multi-Grade Engine Oil

Opie Price
£38.95
Add To Basket
Price Beater
If your vehicle is used in tough conditions or you’re maintaining an older model, 15W-40 is often the right choice of engine oil to ensure optimal performance and longevity. This viscosity is designed to provide reliable lubrication in moderate climates, ensuring smooth protection during cold starts and maintaining performance under high temperatures. Its robust formulation helps protect engine components from wear and deposits, making it a dependable option for older engines and demanding applications.
The 15w40 oils we stock can generally be used in cars, vans, and LGVs. If you're not sure whether your vehicle takes this viscosity, refer to your handbook, or simply use our VRM lookup tool above to find the right option for your motor. Want advice from an expert? Our team is always here to provide advice and recommendations, ensuring you make the best choice for your car, van, or commercial vehicle.
Our wider oils and fluids collection includes even more vehicle essentials from leading motor manufacturers. Browse now for car additives, screenwash, power steering fluid, gearbox oil, and more.   
Shop the full 15w40 oil range at Opie Oils today and get free UK delivery on your order when you spend over £80 (geographic restrictions apply), plus a no-leak guarantee for peace of mind. 
Free UK delivery £80+ (geographic restrictions apply)
60 Day Returns
Free Expert Advice
No Leak Guarantee
01209 202944