STP^® Diesel Fuel Injection Cleaner is formulated to help prevent deposit buildup in diesel engines. Without cleaning, these deposits can harm performance, cause corrosion and waste fuel.

• Formulated to help prevent deposit build-up in diesel engines
• Helps maintain diesel engine performance by keeping fuel injectors clean and improving lubricity of diesel fuel
• Helps maintain performance by preventing deposit build-up, corrosion and rust
• Helps fight fuel line freeze and wax gel formation