STP® Products

As a leading manufacturer of performance products for over 50 years, STP’s heritage has made it one of the most trusted names in automotive care. Regular use of STP® products as part of basic maintenance can help your vehicle run better, last longer and be more fuel-efficient.

Fuel Additives

• STP® Gas Treatment
• STP® Super Concentrated Gas Treatment
• STP® Fuel Injector & Carburetor Treatment

• STP® Super Concentrated Fuel Injector Cleaner
• STP® Complete Fuel System Cleaner

• STP® Octane Booster
• STP® Diesel Fuel Treatment & Injector Cleaner

• STP® All Season Water Remover
• STP® Winter Maintenace Formula

• Oil Additives

  STP® Oil Treatment

  STP® Engine Stop Leak

  STP® Smoke Treatment

• Functional Fluids

  STP® Power Steering Fluid

  STP® Break Fluid

  STP® Power Steering Fluid & Stop Leak

• Appearance Products

  STP® Son of a Gun!® Protectant

  STP® Son of a Gun!® One Step Tire Care

• Licensed Products

  Capstone™

  Marathon® Petroleum