STP Super Concentrated Fuel Injector Cleaner - 5.25 fl oz Unclogs dirty fuel injectors to restore performance. STP super concentrated fuel injector cleaner is a diy fuel injector cleaner that contains concentrated detergents that help dissolve and remove... $5.49
STP Fuel Gas Treatment - 5.25 fl oz Improves the quality of gas and helps keep fuel injectors and intake valves clean with regular use. STP gas treatment improves the quality of gas by adding powerful cleaning agents that help fight... $4.79
STP Diesel Fuel Injector Treatment - 20 fl oz Helps maintain diesel engine performance by keeping fuel injectors clean and improving the lubricity of diesel fuel. Formulated to help prevent deposit buildup in diesel engines. Without cleaning,... $8.29 $7.99
STP Power Steering Fluid Vital parts in today's power steering systems need protection in order to keep them operating over a wide range of summer and winter temperature conditions. Specifically designed for power steering... $4.49 - $9.29
