Dumonde Tech L111 Two Cycle Synthetic Oil

The ultimate clean-burning 2-stroke oil for maximum performance, protection, and throttle response.

Dumonde Tech L111 Synthetic Two-Cycle Racing Oil is a 100% synthetic, high-performance lubricant engineered for demanding two-stroke engines—whether you race Motorcycles, ATVs, Karts, Hydroplanes, Jetskis, or Snowmobiles. Originally developed to meet the strict standards of Rotax Max kart racing, L111 has become the go-to choice for racers and performance riders who demand the best.

Why Choose Dumonde Tech L111 Synthetic Racing Oil?

• Race-Proven Formula – Designed for high-revving, high-load 2-stroke engines in competitive motorsports.

• Dyno proven to make the most Horsepower- Extensively tested by Two-Stroke Guru’s Dave Moore (Dave Moore Racing) and Arlen Lehman (LED Performance) 

• Clean-Burning Performance – Virtually eliminates carbon buildup, spooge, and smoke—even at aggressive 18:1 to 20:1 mix ratios.

• Flexible Use – Works flawlessly as both a Premix oil and in Oil Injection systems.

• All-Weather Reliability – Delivers consistent protection in extreme hot or cold conditions.

• Superior Engine Protection – Guards piston crowns, power valves, and rings from wear and deposits.

• Corrosion Resistance – Shields internal parts during and after operation.

• API TC Compliant – Exceeds industry standards for 2-stroke lubrication.

Who Is It For?

• Kart Racers – Rotax-compliant and engineered for full-synthetic performance.

• Motorsport Competitors – From motocross to snowmobile racing, L111 keeps engines clean and powerful.

• Performance Riders – Perfect for anyone seeking maximum protection, throttle response, and engine life.

Trusted by the Experts

L111 is heavily endorsed by Two-Stroke Guru’s Dave Moore (Dave Moore Racing) and Arlen Lehman (LED Performance) for its unmatched reliability and power. Known as the “no-brainer synthetic,” L111 is engineered to deliver race-ready performance straight out of the bottle.

Upgrade to Dumonde Tech L111 Today

Get the 100% synthetic two-stroke racing oil trusted by champions. Keep your engine cleaner, faster, and longer-lasting with Dumonde Tech L111.