Synthetic Oil Inc

5W-50 Synthetic ATV/UTV Engine Oil

Delivers Upgraded Performance & Protection

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AMSOIL Synthetic ATV/UTV Motor Oil is formulated to deliver upgraded performance for hard-working and performance ATVs and UTVs. Its outstanding severe-service formulation allows riders to confidently and safely push their machines to the limit, whether tackling tough chores around their property or riding aggressively on the trail.

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Maximum Engine Protection
AMSOIL synthetic technology protects hot, high-revving engines against wear. AMSOIL Synthetic ATV/UTV Motor Oil is Warranty Secure™ and will not void your ATV or UTV warranty. It is a cost-effective, high-performance alternative to original equipment manufacturer (OEM) fluids.

Severe-Service Engine Protection
Many enthusiasts modify their ATVs or UTVs with roof and door panels, skid plates, a winch, a plow or other accessories that add weight and increase the severity of operation. Aggressive riding and tackling tough terrain place additional stress on the engine. Increased heat generated during severe-duty operation causes oils designed for standard service to break down sooner, increasing the risk for wear.AMSOIL Synthetic ATV/UTV Motor Oil's synthetic technology delivers reserve protection against heat. It provides reliable wear protection and aids in cooling shrouded engines.

Superior All-Weather Performance
AMSOIL 5W-50 Synthetic ATV/UTV Motor Oil remains fluid in sub-zero temperatures to provide excellent startup protection. It resists thinning due to extreme heat and mechanical shear for superior protection in hot conditions. Its all-season performance makes it ideal as a year-round oil in applications that recommend switching to a 10W-50 in hot weather, helping riders avoid time and money spent on maintenance.
Wet-Clutch Compatible
AMSOIL Synthetic ATV/UTV Motor Oil contains no friction modifiers and promotes smooth shifting and positive clutch engagement. It controls heat and helps improve clutch life.

RACING IS RESEARCH™
AMSOIL Synthetic ATV/UTV Motor Oil underwent on-track testing in the ATVs and UTVs. It's fine-tuned or outstanding wear protection and consistent clutch feel.
Use AMSOIL 5W-50 Synthetic ATV/UTV Motor Oil in ATVs and UTVs that require a 5W-50 motor oil, including the
- POLARIS RANGER
- POLARIS RZR
- POLARIS SPORTSMAN
Amsoil recommends 5W-50 Synthetic ATV/UTV Motor Oil in place of POLARIS PS-4 and PS-4 EXTREME DUTY
AMSOIL Synthetic ATV/UTV Motor Oil is compatible with other synthetic and conventional motor oils. Adding other oils, however, will shorten the life expectancy of AMSOIL motor oils and reduce their performance benefits . AMSOIL does not support extended drain intervals where oils have been mixed. Aftermarket oil additives are not recommended for use with AMSOIL Synthetic ATV/UTV Motor Oil.