10 Best Diesel Engine Oil 5w30 in The UK

Last updated on 17/07/2025

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MANNOL

Mannol 20 Litre Energy 5W-30 Engine Oil 7511 API SN/CH-4 ACEA A3/B4 Universal Synthetic Ester Technology

5% Off

Why We Love It

Meets diverse auto manufacturer specs.
Suitable for numerous vehicle models.
Ensures optimal engine performance.

Main Highlights

SPECIFICATIONS: SAE 5W-30 Synthetic Engine Oil
RECOMMENDATION: API SN/CH-4, ACEA A3/B4, VOLKSWAGEN 502 00, VOLKSWAGEN 505 00, VOLKSWAGEN 503 01, VOLKSWAGEN 501 01, MB 229.3, MB 229.5, BMW LL-98, RENAULT RN0710, RENAULT RN0700, FORD WSS-M2C913-B
PRODUCT PROPERTIES: Innovative universal premium ester-containing engine oil for modern gasoline and diesel engines with and without turbocharging. Designed based on the requirements of European car manufacturers.
ADDITIONAL INFO: Designed for gasoline and diesel engines of a wide fleet of cars (cars, light utility vehicles, vans and light trucks) of European and other manufacturers.
DISCLAIMER: The oil is not suitable for use in heavy trucks and similar vehicles!

Castrol EDGE 5W-30 LL Engine Oil 4L

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Why We Love It

Suits multiple high-end vehicle brands.
Boosts performance under pressure.
Improves engine efficiency significantly.

Main Highlights

Suitable for ACEA/VW/BMW/Porsche/Mercedes
Specifications: ACEA C3 - BMW - Longlife-04 - MB-Approval 229.31/ 229.51 - Porsche C30 - VW 504 00/ 507 00
Castrol EDGE boosted with Titanium FST sustains maximum performance even when under pressure
Independently proven to improve engine efficiency
Castrol EDGE lowers friction and maximises engine performance

TotalEnergies Quartz 9000 NFC 5W30 Engine Oil - ACEA A5/B5, API SL/CF - Age-Resistance Technology - Fuel Economy Formula - Advanced Synthetic Motor Oil Lubricant - 5L

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Why We Love It

Optimum protection for engines.
Specially tailored for turbocharged engines.
Great for multi-valve engines.

Main Highlights

Suitable for: FIAT 9.55535-G1, FIAT 9.55535-N1
Approvals: FORD WSS-M2C-913-D (Compatible with FORD WSS-M2C913-B), JAGUAR LAND ROVER STJLR.03.5003
Classifications: ACEA A5/B5, API CF, API SL
TotalEnergies Quartz 9000 NFC 5W-30 protect gasoline and Diesel engines
Particularly suited to turbocharged, multi-valve and direct injection engines.

Castrol MAGNATEC 5W-30 C2 Engine Oil 4L

13% OffFree Shipping

Why We Love It

Suitable for ACEA/PSA vehicles.
Innovative DUALOCK technology protection.
Outstanding in extreme conditions.

Main Highlights

Suitable for ACEA/PSA
Specifications: ACEA C2 - PSA Approval B71 2290
Castrol MAGNATEC with DUALOCK technology forms a self-healing layer that clings to metal surfaces and protects your engine in busy traffic conditions
Provides continuous protection for all driving conditions, styles and temperatures
Delivers outstanding performance under extreme cold start up conditios

Castrol EDGE 5W-40 Engine Oil 4L

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Why We Love It

Boosts performance under pressure.
Improves engine efficiency independently.
Lowers friction, maximizes performance.

Main Highlights

Suitable for ACEA C3
Specifications: API SN/CF - BMW Longlife-01 - MB-Approval 226.5/ 229.3/ 229.5 - Porsche A40 - Renault RN0700 / RN0710 - VW 502 00/ 505 00
Castrol EDGE boosted with Titanium FST sustains maximum performance even when under pressure
Independently proven to improve engine efficiency
Castrol EDGE lowers friction and maximises engine performance

Ford Motorcraft A5 5W30 Engine Oil Fully Synthetic 5L 5 Litre 15F1CF

51% Off

Why We Love It

High protection for modern engines.
Excellent cold start performance.
Compatible with diesel particulate filters.

Main Highlights

High performance motor Oil with synthetic technology and fuel economy.
Specification: ACEA A5/B5 � API SN � ILSAC GF-5 � Meets Ford WSS-M2C913-C/ WSS-M2C913-D
Ford Motorcraft A5 5W-30 Provides:High protection for modern gasoline and diesel Engines
Very good cold start properties at low temperatures and quick Oil supply particularly during cold starts, ensuring better lubrication of the Engine components and lower cold start wear
Compatibility with after treatment devices for those Engines equipped with a diesel particulate filter

Mannol 5 Litre Energy 5W-30 Engine Oil A3/B4 Universal Synthetic Ester Technology

3% Off

Why We Love It

Ensures efficient engine operation.
Preserves engine power parameters.
Significantly increases engine life.

Main Highlights

SPECIFICATIONS: SAE 5W-30 Synthetic Engine Oil
RECOMMENDATION: API SN/CH-4, ACEA A3/B4, VOLKSWAGEN 502 00, VOLKSWAGEN 505 00, VOLKSWAGEN 503 01, VOLKSWAGEN 501 01, MB 229.3, MB 229.5, BMW LL-98, RENAULT RN0710, RENAULT RN0700, FORD WSS-M2C913-B
PRODUCT PROPERTIES: Innovative universal premium ester-containing engine oil for modern gasoline and diesel engines with and without turbocharging. Designed based on the requirements of European car manufacturers.
ADDITIONAL INFO: Designed for gasoline and diesel engines of a wide fleet of cars (cars, light utility vehicles, vans and light trucks) of European and other manufacturers.
DISCLAIMER: The oil is not suitable for use in heavy trucks and similar vehicles!

Mannol 5 Liter Longlife 504/507 5W-30 Engine Oil C3 Universal Fully Synthetic

14% Off

Why We Love It

Ample storage with 5L volume.
Promises high efficiency.
User-friendly operation.

Main Highlights

SPECIFICATIONS: SAE 5W-30, API SN, ACEA C3, MB 229.51, VOLKSWAGEN TL 52 195, BMW Longlife-04, PORSCHE C30
APPROVAL: VOLKSWAGEN 504 00 Approval, VOLKSWAGEN 507 00 Approval
PRODUCT PROPERTIES: Universal fully synthetic premium engine oil (contains PAO) for modern petrol and diesel engines of VW group cars (including direct injection) with and without turbocharging, including those equipped with pump-injectors (Pumpe-Düse)
ADDITIONAL INFO: Designed for petrol and diesel EURO IV and EURO V engines for a wide range of VW vehicles (passenger cars, light off-road vehicles, vans and light trucks) with additional requirements for engine oils according to the 504 00/507 00 specification and the ones preceding it
DISCLAIMER: The oil is not suitable for use in heavy trucks and similar vehicles!

Mannol 5 Litre Energy 5W-30 Engine Oil 7908 API SN/CH-4 ACEA C2 Premium Synthetic Ester Technology

9% OffFree Shipping

Why We Love It

Ensures optimal engine performance.
Extends vehicle's lifespan.
Promotes fuel efficiency.

Main Highlights

SPECIFICATIONS: SAE 5W-30 Synthetic Engine Oil
RECOMMENDATION: API SN/CH-4, ACEA C2, ACEA C3, VOLKSWAGEN 505 01, BMW LL-04, MB 229.51, MB 229.52, MB 229.31, MB 226.5, GM dexos2, RENAULT RN0700, RENAULT RN0710
PRODUCT PROPERTIES: Innovative, versatile, all-synthetic ester-containing premium synthetic engine oil for modern diesel and gas turbocharged and non-turbocharged engines. Designed in accordance with the requirements of European automakers.
ADDITIONAL INFO: Designed for gasoline and diesel engines in a wide fleet of cars, light SUVs, minibuses and light trucks of European and other manufacturers, where the performance level of ACEA C3 is required.
DISCLAIMER: The oil is not suitable for use in heavy trucks and similar vehicles!

TotalEnergies Quartz INEO Long Life 5W30 Engine Oil - ACEA C3, API SP - Low SAPS - Age-Resistance Technology - Advanced Synthetic Motor Oil Lubricant - 1L

Free Shipping

Why We Love It

Approved by renowned car manufacturers.
Promotes lower emissions.
Extends system service life.

Main Highlights

Approvals: BMW LL-04, MB-APPROVAL 229.52, 229.51, 229.31, PORSCHE C30, VW 504.00, VW 507.00
Classifications: ACEA C3, API SP
TotalEnergies Quartz Ineo Long Life 5W-30 lower emissions
Extends post-treatment systems service life
Permits extra-long oil change intervals

8.7

Excellent

We scanned 316 products

We reviewed these offers relevant to the Diesel Engine Oil 5w30 within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like MANNOL, Castrol, TotalEnergies, Ford, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Diesel Engine Oil 5w30 in the market, we considered we took a deep dive into 1581 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Mannol 20 Litre Energy 5W-30 Engine Oil 7511 API SN/CH-4 ACEA A3/B4 Universal Synthetic Ester Technology. We love many things about this product by MANNOL. What sets it apart from the competition is Meets diverse auto manufacturer specs. , Suitable for numerous vehicle models. , Ensures optimal engine performance.
The best value product for most shoppers and where user satisfaction is continuously the highest is Castrol EDGE 5W-30 LL Engine Oil 4L by Castrol based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Diesel Engine Oil 5w30 and the best cost-to-value ratio is Ford Motorcraft A5 5W30 Engine Oil Fully Synthetic 5L 5 Litre 15F1CFat Ford with a 51% discount.
Our list of the best Diesel Engine Oil 5w30 is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Diesel Engine Oil 5w30 in The UK

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TotalEnergies Quartz INEO ECS 5W30 Engine Oil - ACEA C2 - Low SAPS - Age-Resistance Technology - Fuel Economy Formula - Advanced Synthetic Motor Oil Lubricant - 1L

We scanned 316 products

We concluded that: