GM / Vauxhall / Opel

GM / General Motors Engine Oil & GM Gear Oil By Hand Book Spec

You'll find a really comprehensive selection of oils and lubricants for your GM Group Vehicle at Opie Oils

GM have had oil standards for engine oils and gear oils for some time, covering most cars sold under the Vauxhall and Opel brands plus - worldwide - Buick, Cadillac, Chevrolet, GM Daewoo, GMC, Holden, Hummer, Pontiac, Saturn and more recent Saab models. The most popular engine oil specifications are the GM LL-A-025 and LL-B-025 specifications plus the new dexos2™ specification. For gear oils, Dexron is GM's standard; oil manufacturers buya licence to produce oil to the Dexron specification from GM. There is also a wide variety of different GM automatic transmission fluid specifications. Opie Oils sells oils manufactured to the GM oil specifications; Opie Oils is not a licensed GM dealer or repair centre.

Getting the correct oils / fluids for your GM is vital as the engine and components have been designed to work around fluids with certain characteristics, so ensuring the correct spec oils / fluid ensures the right lubrication, cooling, cleaning and general protection, thus maintaining peak performance and efficiency.

Need Engine Oil / Oil & Filter to service your GM? Why not use our online product lookup.

If you're unsure, or have a modified or unique GM Vehicle why not ask the Opie Experts for a Custom recommendation.

GM / Vauxhall / Opel

GM / Vauxhall / Opel: Purchase online from Opie Oils

GM / Vauxhall / Opel
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Vauxhall & GM Engine Oil

Engine oils meeting the General Motors / Vauxhall / Opel engine oils specifications are listed here, available to buy online from Opie Oils for retail and trade purchase with delivery to your home, workplace or...

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Vauxhall & GM Gear Oil

Gear oil and automatic transmission fluids meeting the various GM gear oil and ATF specifications are listed below under their respective standard numbers. DEXRON® is GM's main ATF standard; oil manufacturers buy a...

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Free Expert Advice!

Hundreds of customers contact us on a daily basis to discuss their oil needs and applications prior to purchase. We don’t just sell oils; we know oils and would encourage anyone to contact us to discuss any questions they may have. If you would like an expert recommendation then simply complete our oil recommendation form and one of our resident experts will aim to get your bespoke oil recommendation to you within 24 hours.

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What Fits My Car?

Enter basic information about your vehicle and our product lookup will provide you with the correct specification and amount of engine oil together with an OEM Spec & approved oil filter for a full service. Alternatively you can select just the engine oil or a 1 litre top up kit. In the near future this service will be improved so you will be able to source all fluids and essential service parts for your vehicle.

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Everyday Driver

Within the automotive industry there is a lot of myths and confusion about certain elements of lubrication, fluids and oil. In order to cover, in detail, some of the most common things that are discussed by Opie Oils Technical Experts we have produced a collection of Technical PDF Downloads, some that Opie have produced and some sourced by experts within the trade that have given consent for us to share.

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