Red Line Synthetic Oil

**Thicker oil isn’t always better.**

Viscosity is simply an oil’s resistance to flow.

Too thin, and it may not maintain the film strength needed to protect parts under load.
Too thick, and it may not flow quickly enough where it needs to go — especially on cold start or through tight clearances.

The goal is not “thicker.”

The goal is the **right viscosity for the engine, temperature, use, and clearances.**

This is where base stock matters.

True Group IV PAO synthetic oils, like those used in Red Line Synthetic Oil formulations, offer excellent viscosity stability. They resist thinning at high temperatures while also maintaining better cold-flow characteristics compared to many conventional or hydrocracked oils.

That matters because an oil has to work in two very different situations:

Cold start, when flow matters immediately.
High heat, when protection and film strength matter most.

PAO-based synthetics also do not need as much viscosity improver to achieve a multi-grade rating. That is important because viscosity improvers can shear down over time under heat, pressure, and mechanical stress.

Less reliance on viscosity improvers means better stability in hard use.

That’s why choosing oil is not just about the number on the bottle.

It’s about how well that oil maintains protection across the full temperature range.

Street miles.
Track days.
Towing.
High heat.
Hard use.

The right oil matters.

It's Star Machine / Red Line Synthetic Oil Saturday! We're excited to get going this morning with a combined $20,000 to Win big check being the goal at the end of the race day. Jr. Dragsters will complete both of their 32-car shootouts today as today will mark the final day in competition for the weekend!

Can't make it out? Watch live on Motormaniatv!

Chellee Hansen is a professional drift driver competing in Formula Drift ProSpec as part of Team Hansen — the first husband-and-wife team in Formula Drift history. A two-time breast cancer survivor, Chellee has become known not only for her fearless driving style but for her resilience and determination. Through motorsports, she uses her platform to inspire others, promote early cancer detection awareness, and prove that setbacks don’t define your future. Whether behind the wheel or sharing her story, Chellee represents strength, leadership, and the power of never giving up.

The countdown is on! 🏁

Red Line Oil is proud to present the Havlik's Fastest Streetcar Shootout. Stop by the Red Line Oil booth throughout the weekend, where OSS will be on-site and fully stocked with Red Line Oil products to keep you race-ready.

See you at the dragway!

Brooke Riddle has become her father Bill’s lead crew member on the track. From backing him up at the track to working on the motor at home, Brooke is a vital part of the racing team.
Though she briefly raced juniors, she found her true passion in helping her dad. The family recently bought her a dragster and is currently building a motor so she can debut in a class like Top Dragster. Known for her helpful spirit and passion for the sport, Brooke loves cheering on other teams and never hesitates to lend a hand. Her family is incredibly grateful for her dedication and excited to watch her own racing career unfold.