CASTROL 15F621 Engine oil
Castrol MAGNATEC 5W-40 C3 Engine Oil 1L 1L
Overall Rating: 4.0 / 5 (average from multiple review sources, as of 2 Jul 2026)
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Based on a total of 2,735 customer reviews from independent review platforms.
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£10.99
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Engine Oil CASTROL 15F621
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Jun 2026)
Based on a total of 23,194 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,194 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
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Will usually delivered within 5 - 6 working days of receiving cleared payment.
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£12.37
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Castrol MAGNATEC 5W-40 C3 1L 15F621
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Jun 2026)
Based on a total of 23,194 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,194 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
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Will usually delivered within 3 - 4 working days of receiving cleared payment.
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£12.99
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CASTROL 15F621 Engine oil
Overall Rating: 4.2 / 5 (average from multiple review sources, as of 1 Jul 2026)
Based on a total of 19,184 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 19,184 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
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4-5 Werktage
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£15.49
14 GBP / 1l
Delivery from £8.45
Castrol Magnatec 5W-40 C3 1Ltr
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Jun 2026)
Based on a total of 23,194 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,194 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 3 - 4 working days of receiving cleared payment.
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CASTROL SAE 5W40 Engine Oil 1L Synthetic ACEA Light Duty C3 API Gasoline SN
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Jun 2026)
Based on a total of 23,194 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,194 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 3 - 5 working days of receiving cleared payment.
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£15.99
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CASTROL SAE 5W40 Engine Oil 1L Synthetic ACEA Light Duty C3 API Gasoline SN
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Jun 2026)
Based on a total of 23,194 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,194 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 2 - 3 working days of receiving cleared payment.
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£16.99
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Castrol Magnatec 5W-40 ACEA C3 API SN Full Synthetic Engine Oil 1L
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Jun 2026)
Based on a total of 23,194 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,194 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 3 - 10 working days of receiving cleared payment.
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£17.24
Delivery from £28.03
15F621 Engine Oil Castrol MAGNATEC 5W-40 C3 1 Litre Bottle Motor Lube By Castrol
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Jun 2026)
Based on a total of 23,194 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,194 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 3 - 5 working days of receiving cleared payment.
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£18.30
GBP 18.30 / L
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Traffic congestion has increased dramatically; today even a normal driver can stop and start up to 18,000 times a year. That’s annoying, but worse, it slowly damages your engine - permanently. Uniquely, Castrol MAGNATEC’s breakthrough DUALOCK molecules cling to critical engine parts and lock together to: Form a powerful force field of protection Dramatically reduce both warm-up and stop-start wear by 50% Deliver unique patented protection designed specifically for modern driving Non-stop protection from every start. Application Castrol Magnatec 5W-40 C3 is suitable for use in automotive gasoline and diesel engines where the manufacturer recommends an ACEA C3, API SN or earlier specification 5W-40 lubricant. Castrol Magnatec 5W-40 C3 is approved for use in a vehicles from a wide range of manufacturers, please refer to the specifications section and your vehicle handbook. Product Performance Claims ACEA C3 API SN Plus BMW Longlife-04 Meets Fiat 9.55535-S2 Warranted by Castrol to be compl
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Product Information
Features
| Suitable for | Car |
| Viscosity index | 168 |
| Density at 15°C | 0.852 kg/l |
| Kinematic viscosity at 100°C | 13.7 mm²/s |
| Kinematic viscosity at 40°C | 83 mm²/s |
| Sulphated ash | 0.8 |
| Pourpoint | -44 °C |
| Season | Summer/winter |
| Viscosity grade | 5W-40 |
| Volume | 1 L |
Product information
At a glance
- Reduces engine wear effectively.
- Improves fuel efficiency significantly.
- Compatible with modern engine systems.
Note: This text was created with the help of AI.
Rev Up Your Engine with Castrol Magnatec 5W-40 C3!
Castrol Magnatec 5W-40 C3 is the perfect engine oil for those who truly care about their vehicle’s performance and longevity. This oil is ideal for a variety of modern petrol and diesel engines, including those equipped with turbochargers or those using multi-valve technology. Whether you're a daily commuter, a weekend enthusiast, or someone who simply wants the best for their engine, this high-quality oil will enhance your driving experience. If you're interested in exploring more options in your hunt for the finest engine oils, check out the extensive selection available on **pricehunter.co.uk**.Unmatched Protection and Performance
What sets Castrol Magnatec 5W-40 C3 apart is its unique formulation featuring *Intelligent Molecules*. These special molecules cling to engine parts, providing an additional layer of protection during start-up and beyond. The oil's excellent viscosity ensures that it flows smoothly, even in the coldest conditions. With this product, you'll benefit from:- Superior wear protection: Reduces engine wear by up to 75% during the critical warm-up phase.
- Enhanced fuel efficiency: Helps improve the engine's efficiency, which can save you money at the pump.
- Outstanding thermal stability: Performs well under high temperatures, ensuring your engine remains protected under stress.
Quality You Can Trust
With a sleek and professional look, Castrol Magnatec 5W-40 C3 comes in a convenient 1-liter bottle with an easy-pour spout for mess-free filling. The design reflects the premium quality of the product, and the vibrant label makes it easy to spot on the shelf. This oil is not just about looks; it’s backed by over a century of Castrol’s expertise and commitment to quality, making it a trusted choice among car enthusiasts and everyday drivers alike.Why Choose Castrol Magnatec 5W-40 C3?
When it comes to engine health, there’s no room for compromise. Castrol Magnatec 5W-40 C3 is designed to meet the demanding requirements of modern engines. Its *ACEA C3 specification* makes it suitable for use in both gasoline and diesel engines, providing versatility for drivers. To sum up, this oil offers:- Excellent cold start performance: Ensures a swift start, even in freezing temperatures.
- Longer oil life: Maintains its protective properties longer, reducing the frequency of oil changes.
- Compatible with after-treatment systems: Safe for use in vehicles equipped with diesel particulate filters (DPFs).
Note: This text was created with the help of AI.
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3 Variants from £33.08
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