RSS Synthetics

More load. More heat. More pressure. Bring it on. 💪
Fleece Performance Engineering selected AMSOIL to engineer a new line of co-branded lubricants built for serious diesel performance.
The new AMSOIL/Fleece Freedom Series delivers outstanding protection for diesel vehicles equipped with Fleece Performance products, including:
✅ 10W-30 Synthetic Diesel Oil
✅ 5W-40 Synthetic Diesel Oil
✅ 15W-40 Synthetic Diesel Oil
✅ 15W-50 Synthetic Racing Oil
✅ SAE 30 Break-In Oil
Shop the Freedom Series line here: https://www.amsoil.com/c/diesel-engine-oil/5/?q=%3Arelevance%3AprotectionLevel%3AFreedom%2BSeries&pageVisible=list_view&text=&sort=relevance&pageSize=20&zo=31330356

Spring cleaning is here and that includes your toys and lawn mower. Get them degreased to watch for new leaks using AMSOIL heavy duty degreaser. Order yours with your next oil change at https://www.amsoil.com/p/amsoil-heavy-duty-degreaser-adgsc/?zo=31330356

AMSOIL makes compressor oil for many different air compressors and pressure washers. Find yours at https://www.amsoil.com/c/compressor-oil/15/?zo=31330356

AMSOIL has something for nearly everyone. Find it with our vehicle application guide. https://www.amsoil.com/c/shop-by-equipment/103/?zo=31330356

Not sure what fits your vehicle? Use our application guide to find recommendations.

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Online Product Application Guides – AMSOIL Discover AMSOIL Product Guides. Vehicle Lookup Guides, Filter Guides, Cross-Reference Guides and more to help you find the AMSOIL products for your engine.

For a limited time, Preferred Customers and online/catalog customers get a free lighted multi-tool with their order of $100 or more when they use code MULTI1225 at checkout. The offer runs Dec. 17-30, 2025. Visit https://www.amsoil.com/?zo=31330356

Is your business growing with a need to get lubricants in bulk? AMSOIL has solutions for small to large quantities, with no order minimums! Sign up for a free commercial account today to get the ball rolling at https://www.amsoil.com/business-opportunities/?zo=31330356

Does your business have a need for larger quantities of high quality engine or hydraulic oil? We can set your business up with a commercial account, getting you wholesale pricing on everything AMSOIL. Visit https://www.amsoil.com/business-opportunities/?zo=31330356

Did you know that AMSOIL has a full line up of interior and exterior car care products? Add some to your next oil change order by visiting https://www.amsoil.com/c/car-care-detailing/247/?zo=31330356