Save 10-20% on your Amsoil order by signing up for our Preferred Customer Account

Why Use Amsoil?

• Increase Fuel Efficiency
• Decrease Dependency On Foreign Oil
• Increase Vehicle Performance
• Save Money with Fewer Oil Changes
• The Right Environmental Choice

Where and When to use Amsoil

• Passenger Cars
• Pickup Trucks/ Work Trucks
• Racing & Performance Vehicles
• Outboards & Marine
• Motorcycles
• RV's & Motor homes
• Industrial
• Diesel Vehicles
• Power Sports

How to Purchase Amsoil

• Find a Dealer
• Shop Online
• Download Catalog
• Request Catalog

Learn More about Amsoil

• Amsoil History
• Amsoil News & Articles
• About www.freeoilhelp.com

What's in Your Motor?

• Motoroil Comparison Tests (pdf)
• A Study of Automotive Gear Lubes (pdf)
• A Study of Motorcycle Oils (pdf)

Amsoil News & Articles

• 409,000-Mile Oil Drain Interval Mack (pdf)
• Dodge Dually Supasses 633,000 Miles Using Amsoil (pdf)
• Independent study of a Refuse Hauler Fleet using Amsoils AME 15w40 oil (pdf)
• Flat Tappet and Camshaft Lobe Lubrication (pdf)
• New ATL Low Viscosity Fluid (pdf)
• Amsoil is The Right Choice for the Environment (pdf)
• CJ-4 Amsoil Synthetic 5W-40 Diesel Oil (pdf)
• Guardian Pest Control Case Amsoil Study (pdf)
• 8.2% More MPG (TEST PROVEN!) with AMSOIL Synthetic Lubricants
• 930,599 Miles on Engine using Amsoil (pdf)

Latest Blog Posts

• Team AMSOIL Picks Up Three X Games Medals
• Season Sweep for Teague and Team AMSOIL
• The Fastest Street Car in America Title Goes To…
• Teague Wraps Up OSS Championship in Missouri
• Teague Takes Big Apple by Storm
• AMSOIL Shock Therapy Monster Truck Excites Elko Speedway Crowd (Video)
• Douglas Takes World Championship in Crandon
• Best in the Desert Vegas to Reno Race
• Diesel Power Challenge with AMSOIL
• Hord to Drive Douglas Motorsports 4x4 Race Truck in BorgWarner Cup Race
• Hord Wins, Douglas Podiums at Second Bark River Race
• TEAM AMSOIL OFFSHORE #77 WINS IN ST. CLAIR, MICHIGAN
• AMSOIL Offshore Team Takes Victory in Sarasota, Silver Cup in Detroit
• Team AMSOIL Dominates We-Rock Podium
• Team AMSOIL Offshore Wins in Sarasota