- Deep cleans the engine
- Dissolves engine deposits
- Removes accumulated sludge
- 15 Fluid Ounces
STP® Synthetic Engine Flush is scientifically engineered to deep clean the engine for a better oil change. The high-performance cleaning agents actively clean deposits in the engine and help reduce sludge and varnish on cylinder heads. The high-quality synthetic base stock is compatible with low viscosity oils and conventional oils.
How it helps:
- High-Performance cleaning agents
- Resistant to break down at high operating temperatures
- Helps reduce sludge and varnish on cylinder heads
- Compatible with conventional and synthetic motor oils.
Add entire bottle (15 fl. Oz) of STP® Synthetic Engine Flush to “old” engine oil. Engine should run for 5-15 minutes at idle to circulate flush. DO NOT DRIVE VEHICLE. Drain crankcase and remove oil filter. Replace drain plug and install new oil filter. Refill crankcase with new motor oil.