VS Racing grease gun w/ specialty grease for all VS Racing Oil-less turbochargers CHRA's.
 
Process for grease refilling:
Step 1: Remove grease plug opposite of your zerk fitting
Step 2: load grease gun with grease provided
Step 3: Keep pumping new grease into the turbo until you see the same color grease exit the grease plug. You are flushing out the old grease and putting in the new grease. After you see the same color cap the grease gun and pump the unit 3-4 times to release any air.
Step 4: cap and reinstall turbo.
Step 5: Maintain turbo by changing grease roughly 2,500-3,000 miles.