Simply add contents to engine oil and run the engine. Drain while still hot and replace filter and engine oil. STP Engine Flush is specially formulated to rapidly dissolve harmful engine deposits and maintain efficient oil circulation throughout the entire engine, helping to protect vital engine wear surfaces throughout the flush.
eBay
Lucas Octane Booster - A Real Octane Booster! Lucas Octane Booster is a GENUINE Performance Enhancer! It's safe for turbos, oxygen sensors and catalytic converters. Engine Oils Fully Synthetic Oils Semi Synthetic Oils Synthetic Technology Oils Mineral-Based Oils Antifreezes Service Kits Car Care Products Additives Oil Additives Petrol Additives Diesel Additives Other Additives Miscellaneous.
eBay
Silverhook Octane Booster 325 mL x4 - high-performance fuel additive to raise octane for all petrol engines (turbo, supercharged, carburetor, fuel injection). Restores power, improves acceleration, cleaner burn, stops pinging and knocking. Safe for oxygen sensors and catalytic converters. Pack of 4.
eBay
12 x SILVER HOOK PERFORMANCE OCTANE BOOSTER 325ml. INCREASES THE OCTANE OF PETROL BY UP TO 60 POINTS. SUITABLE FOR ALL PETROL ENGINES INCLUDING TURBO & FUEL INJECTION. IMPROVES PERFORMANCE. IMPROVES MPG.
eBay
Renegade Octane Booster (The Juice Boost Octane + Power) Renegade RATMAN Boost Juice is a high performance, octane-enhancing product that will allow your performance engine to unleash its full potential.
eBay
VSPe Power Plus is an all in one fuel additive for classic / historic vehicles with engines which were designed to run on 4 star leaded fuel. It has additives which are designed to combat the 3 main problems which occur when running older engines on unleaded fuel.
eBay
This allows vehicles to perform at their optimum level and is ideal for sluggish vehicles. Type: Petrol. • Proudly made in the UK.
eBay
This powerful octane booster is the quick and easy way to increase your octane levels by 2 points and boost your engine's performance. By improving the octane level of regular fuel, your fuel will withstand more pressure, producing more engine power and improving performance!
eBay