Gulf Competition 5w-40 is an ester-based high performance racing engine oil, available online from www.opieoils.co.uk .

Gulf Competition is a range of products specially formulated for, and
tested in, race and rally conditions in a variety of cars. These engine
oils are based on the very latest concept of synthetic fluids, such as
chemically pure esters, that have been carefully chosen to provide the
maximum level of engine protection and deliver specific performance
benefits vital in motor racing. All the oils incorporate a top-of-the-range additive system.
Alternatives to Gulf Competition 5w-40 race engine oil
The Gulf Competition oil range is also available as:
- Gulf Competition 0W-30 engine oil (maximum power output from fast revving engines)
- Gulf Competition 10W-40 engine oil (engines up to 2 litres; ideal for a wide variety of club rally events or saloon car racing)
- Gulf Competition 15W-50 engine oil (large engines and longer events)
- Gulf Competition 10W-60 engine oil (high power engines under endurance race conditions)
View more Gulf engine oil
View other race engine oil
This race engine oil is also known as Gulf Competition 5w40, Gulf Competition 5w/40 and Gulf Race oil 5w-40.
The 5w-40 Gulf Competition race engine oil is recommended for small
engines (up to 2 litres) and for larger engines in short duration races.
Ideal for use in single seaters, small saloon cars and touring car
races.
Gulf Competition 5w-40 combines quality base-stocks, ester and a
top-of-the-range additive package meeting the requirements of the
following international specifications:
- ACEA A3
- ACEA
B4
- API SL/ API CF
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.