STP® Ultra 5-in-1 FUEL SYSTEM CLEANER
Deep Cleans the Entire Fuel System
and Fights Engine Friction
ADVANCED SYNTHETIC TECHNOLOGY
Our Products
From fuel additives to oil treatments, functional fluids and more, STP products keep your engines performing at their best.
STP® Essential Products
For over 60 years – and more miles than we can count – STP® has been one of the most trusted names in automotive care. Our products are essential tools in your car maintenance routine.
REAL RESULTS
Though the science and technology behind our products may be complex, the benefits to using them are clear. Use the slider below to see real results on parts before and after STP product use.
Not sure which product to use?
Find out which STP Fuel or Oil Additives is best for your performance, maintenance, or repair by using our Fuel & Oil Additives Guide.
STP® CERAMIC OIL TREATMENT
PROTECTS UP TO 15.000 MILES
with a durable ceramic barrier to protect moving engine parts – even after a oil change
