Castrol B373 is a mineral based extreme pressure gear oil which combines limited slip performance with excellent load carrying ability.
Castrol B 373 is particularly suitable for use in limited slip final drives in competition vehicles.
We have carriage rates to UK mainland from as little as £2.95 (Inc Vat) using our saver rate on orders less than 1kg.
Standard UK mainland carriage is now a great flat rate of £4.99 (Inc Vat) no matter what the weight (excludes some Highland post codes).
We've kept costs as low as we can.
Carriage charges are based on weight - please see our table of carriage costs for full details.
When placing an order with Opie Oils, we'll do all we can to get your order to you as quickly as possible. The vast majority of items are held in stock and dispatched from our UK warehouse. UK delivery will take less than 7 working days (i.e. Monday to Friday inclusive), unless we contact you to advise otherwise. In 90% of cases, delivery is made well before this, and priority ordering is also available (Click here for more details). In case of Bank Holidays please allow an extra working day.
Technical Datasheet PDF
