Per Don, 4.4oz per 5 gallons, 8.8oz per 10 gallons (just round down to 4oz or 8oz) premium plus only in the fuel.
Type: Posts; User: tanker4lyfe
Per Don, 4.4oz per 5 gallons, 8.8oz per 10 gallons (just round down to 4oz or 8oz) premium plus only in the fuel.