Boost your engine’s performance with K&N Octane Booster! Increase power, clean fuel injectors, and say goodbye to knocks and pings. Safe for catalytic converters and oxygen sensors. Treats up to 18 gallons. Made in the USA. Upgrade your car’s performance today!
Enhance performance, prevent engine knocking, and increase fuel efficiency. Discover when and why you would need to use an octane booster for your vehicle.