Payment Plans Available For Orders $100+ 💵

4 Stroke Oil

4 Stroke Oil

Protect your engine and maximize performance with our 4 stroke oil, engineered for durability, smooth operation, and long-lasting protection. Designed for high-heat, high-stress riding conditions, it helps reduce wear, improve engine efficiency, and maintain clean performance over time. 


Product type Show all Product type
Brand Show all Brand
Price
  • -
Show all Price
Can-Am/BRP 4T 10W-50 Gallon
$72.99
$72.99
Can-Am/BRP 4T 10W-50 Gallon Details  Engineered for heavy-duty and high-performance 4-stroke engines, including turbocharged, supercharged and racing engines. Formulated using carefully selected a...
Polaris PS-4 Extreme Full Synthetic 0W-50 Engine Oil 4-Stroke Engines
$24.99
$24.99
Polaris PS-4 Extreme Full Synthetic 0W-50 Engine Oil 4-Stroke Engines Details EXTREME SYNTHETIC FORMULA: PS-4 Extreme uses PAO and Ester powersports grade synthetic base oils to deliver maximum pe...
Polaris PS-4 Extreme Full Synthetic 0W-50 Engine Oil 4-Stroke Engines
$73.49
$73.49
Polaris PS-4 Extreme Full Synthetic 0W-50 Engine Oil 4-Stroke Engines Details EXTREME SYNTHETIC FORMULA: PS-4 Extreme uses PAO and Ester powersports grade synthetic base oils to deliver maximum ...
Polaris PS-4 Full Synthetic 5W-50 All-Season Engine Oil 4-Stroke Engines
$17.99
$17.99
Polaris PS-4 Full Synthetic 5W-50 All-Season Engine Oil 4-Stroke Engines Details  NEW FORMULATION – FALL 2021, improved wear and deposit protection! FULL SYNTHETIC FORMULA: PS-4 uses a superior po...
Polaris Demand Drive Front Gearcase and Centralized Clutch Drive Fluid For ORVs
$24.99
$24.99
Polaris Demand Drive Front Gearcase and Centralized Clutch Drive Fluid For ORVs Details ALL-TERRAIN FORMULA: Polaris Demand Drive Fluid is for Polaris front gearcase and centralized Hilliard clutc...
Polaris PS-4 Full Synthetic 5W-50 All-Season Engine Oil, 4-Stroke Engines 1 Gallon
$63.99
$63.99
Polaris PS-4 Full Synthetic 5W-50 All-Season Engine Oil, 4-Stroke Engines 1 Gallon Details FULL SYNTHETIC FORMULA: PS - 4 uses a superior powersports grade full synthetic base oil to deliver the h...
Kawasaki KPO Conventional 4-Stroke Engine Oil 20W-50
$10.95
$10.95
Kawasaki KPO Conventional 4-Stroke Engine Oil 20W-50 Details KPO Conventional 4-Stroke Engine Oil utilizes high-quality base oils and additives for a formulation that keeps your Kawasaki’s engine a...
Kawasaki KPO UTV & ATV Semi-Synthetic 4-Stroke Engine Oil 10w-40
$11.95
$11.95
Kawasaki KPO UTV & ATV Semi-Synthetic 4-Stroke Engine Oil 10w-40  Details KPO UTV & ATV Semi-Synthetic 4-Stroke Engine Oil is formulated to provide maximum engine lubrication over the wide ...
Search On! Search On!
FIND YOUR PRODUCT 🔎

Search On!

Please notice that many of our items are not available on our online store.

Please Call 626-974-9468 to check our complete inventory.

Contact Us!

Please fill out the form below

Need to get in with contact us sooner? Give us a call at 626-430-9468.

We are open 7 Days a week!

Mon-Sat 10am-7pm PT // Sun 11am-6pm PT
Payments Plans Available | $100+

Pay in 4 interest-free payments or monthly installments up to 12 months.

In-store Pickup Available!

CA local? In-store pickup is available usualy within 24 hours or less!

Family Owned & Operated

Since 1959 Bert's has remained family owned and operated!

Bert's Mega Mall | Parts Store

Bert's Mega Mall has been family owned and operated since 1959 and we have earned over 250+ awards from manufacturers, consumers and our local community. Imagine a "Big Box store" with a small store mentality, welcome to Bert's! Bert’s Mega Mall continues to be a standard in power sports world with our industry leading inventory, selection, and more!"

Quick links

© 2026, Berts Mega Mall
  • American Express
  • Apple Pay
  • Discover
  • Google Pay
  • Mastercard
  • Shop Pay
  • Visa