A universal product to solve your fuel problems. STP® Ultra is a Rolls-Royce brand of additives, as it is truly a unique product in the category: combining high molecular weight additives with STP® WEARGUARD technology, a corrosion inhibitor and a power amplifier.
Technical specifications
Cleans and keeps key engine parts clean. Contains friction modifier STP® WEARGUARD + Octane Booster Corrosion protection Saves fuel Restores power and performance Reduces emissions Provides smoother running Protects major engine parts against wear and corrosion With STP® Ultra you can improve fuel quality for by preventing deposits and cleaning, thereby increasing engine performance in the following areas: Excellent fuel system and intake valve cleanliness Excellent carburetor deposit control Excellent fuel injector control Excellent control and removal of intake valve deposits Control of combustion chamber deposits Improved fuel economy Reduced exhaust emissions Improved performance exhaust gas catalyst Improves performance and acceleration Reduces starting stiffness and prevents engine vibrations Unique STP® Wearguard covers cylinder top wall to reduce friction and ensure engine operation as efficiently as possible. The cleaning of deposits in key parts of the engine and the reduction of friction contribute to the following benefits: Fuel economy: up to 4.2% Power: increases by 6.2% Restores productivity and acceleration Reduces emissions Provides easy starting and eliminates vibrations