Site Traffic Information and Cookies

We use cookies to collect and analyse information on our site's performance and to enable the site to function. Cookies also allow us and our partners to show you relevant ads when you visit our site and other 3rd party websites, including social networks. You can choose to allow all cookies by clicking 'Allow all', or manage them individually by clicking 'Manage cookie preferences', where you will also find more information.

Manage cookie preferences

  1. Home
  2. Products
  3. Our brands
  4. Viscosity grades
  5. 10W-40

High mileage 10W-40 engine oils

If your car needs a 10W-40 engine oil Castrol offers a range of options that flow like a 10 Weight oil when the engine is cold and a 40 Weight oil when up to normal operating temperature.

Choose the best 10W-40 oil for your engine

 

Castrol offers a broad range of 10W-40 engine oils, including premium full synthetic, high mileage and conventional, meeting the needs of both drivers and vehicle manufacturers.

 

Castrol MAGNATEC is a premium full synthetic 10W-40 that offers superior wear protection. 

5 litre botte of castrol magnatec 10w-40

Castrol MAGNATEC 10W-40

Castrol Magnatec 10W-40 and its intelligent molecules will protect your car's engine during the critical warm-up stage when up to 75% of engine wear occurs.