Complete crankcase cleaning and oil protection in one service
Dissolves sludge, varnish, and oxidized oil deposits
Promotes a more complete drain and reduces contamination of new oil
Cleans and conditions the crankcase
Advanced anti-wear protection
LSPI safe for GDI engines
Full synthetic formula
Improved oxidation stability and viscosity control
Supports extended service intervals
Helps improve compression and reduce oil consumption
Compatible with conventional, synthetic blend, and full synthetic motor oils
Add Wynn’s Oil System Cleaner to old oil and run engine, then drain oil. Refill with fresh oil and add Wynn’s Friction Proofing+ to protect the engine and reduce wear.