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Get it between 2025-01-14 to 2025-01-21. Additional 3 business days for provincial shipping.
One 12 fl oz STP 1 Tank Tune Up Fuel Additive reduces hydrocarbon emissions up to 50% and protects and maintains your catalytic converter
Reduces the release of harmful exhaust emissions into the environment
Cleans dirty oxygen sensors to help prevent failure and malfunction
Helps pass emissions test and improves fuel economy
Deep cleans fuel intake system including fuel injectors, intake valves, cylinder head and piston tops
Helps quiet rough running engines and eliminates hesitation and hard starts
Reduces knocking and cleans spark plus
STP 1 Tank Tune Up is our most powerful fuel additive with the highest concentration of cleaning agents of any STP (R) fuel additive. Its proprietary blend is specially formulated to survive high temperatures in the combustion chamber, cleaning through the fuel intake system and the exhaust system, helping your engine run more smoothly and efficiently in a single use.