HKS Direct Sludge Remover (DSR)

Notes

• How to use
  • When it is time change your old oil, stop the engine and add 1 product to the 3L to 6L of engine oil in your engine while the oil temperature is still hot.
  • After adding the DSR, start the engine and clean the inside while idling for 15-20 minutes.
  • When cleaning is complete, stop the engine, drain the oil, and replace the oil along with a new oil filter.
• Cannot be used with 2-stroke engines or rotary engines