Performance Additives

Engine efficiency, fuel economy, and long-term reliability depend on using high-quality performance additives. RISLONE, a trusted name in automotive treatment solutions, offers a range of fuel system cleaners, engine treatments, and performance-enhancing additives to ensure your vehicle performs at its best.

Top Benefits of RISLONE Additives

  • Restores engine power and efficiency by reducing carbon deposits.
  • Improves fuel economy with optimised combustion, Octane Booster and cleaner injectors.
  • Protects critical engine components, extending lifespan and reducing wear.
  • Enhances lubrication to minimise friction for smoother operation.
  • Compatible with modern fuel injection systems and older engines alike.

Designed and manufactured in the USA, Rislone has over 100 years of experience. That is why it is the trusted brand for racers, professionals and auto enthusiasts who want performance, reliability and long-term vehicle care.


Complete Your DIY Garage Setup

Our premium Rislone engine and fuel additives are perfect for maintaining your vehicle's internal health. To keep the electrical side of your car running just as smoothly, check out our professional-grade Battery Diagnostic Testers to catch voltage issues early.

Browse our complete range of automotive tools and maintenance solutions in the Main Store.