Site Traffic Information and Cookies

We use cookies (and equivalent technologies) to collect and analyse information on our site's performance and to enable the site to function. Cookies also allow us and third parties to tailor the ads you see when you visit our site and other third party websites in the same online network, including social networks. By clicking 'Agree', you agree to these uses of cookies. If you do not agree or if you would like more information, you can manage your cookie preferences by clicking the link provided.

Manage cookie preferences

  1. Home
  2. PRODUCTS
  3. COMMERCIAL VEHICLE
  4. OEM ENGINE OIL SPECIFICATIONS
  5. API

ENGINE OILS WITH API SPECIFICATIONS

API

Choosing the right oil with API specifications for your engine.

There are two things you need to know to find the right oil for your vehicle

 

1) the viscosity

2) the manufacture specification requirements.

The products on this page all have API specifications and show the viscosity. 

 

To find the product you need always consult your vehicle handbook or use our Oil Finder tool.

 

API CJ-4
API CI-4

Engine oils with API CI-4 Specification

Castrol CRB Turbomax 10W-40 E4/E7

CRB Turbomax 10W-40 E4/E7

Castrol CRB Multi 15W-40 CI-4/E7

CRB Multi 15W-40 CI-4/E7

API CF-2

Engine oils with API CF-2 Specification

Castrol CRB Monograde 40 CF/CF-2

CRB Monograde 40 CF/CF-2

API CF
API CH-4

Engine oils with API CH-4 Specification

Castrol CRB Multi 20W-50 CH-4

Castrol CRB MULTI 20W-50 CH-4

API CK-4

Always consult your vehicle handbook to make sure you find the correct engine oil for your vehicle.