STP Octane Booster – 5.25 oz 

More power, quicker response, and protection from engine knock

STP Octane Booster is specially formulated to raise the octane level of your fuel, improving combustion and helping to prevent engine knock or ping, particularly under load or in high-performance engines. This additive enhances engine power, throttle response, and fuel efficiency.

Ideal for drivers looking to boost performance without switching to premium fuel.

✅ Key Features:

• Increases fuel octane rating

• Helps reduce engine knock and pre-ignition

• Improves acceleration and power output

• Protects valves and combustion components

• Safe for turbocharged and performance engines

📦 Packaging:

• Size: 5.25 oz (155 ml)

• Treats up to 21 gallons of gasoline

With STP Octane Booster, unlock your engine’s true potential—fast.

🛒 Add to cart and feel the performance boost in just one tank!