16 oz Genuine Ford Fluid VC-8 Diesel Cooling System Additive - Optimize Your Search Review

Bought my F250 Superduty in 2000. i love this stuff I don't drive often, but I change coolant all the time and always add that water pump lube. since I bought a truck 20 years ago and it has made a difference. The coolant always looks new and the water pump still works like new. I love this stuff!

Added coolant to my 2017 F-250. I gave it an average rating as I have no idea if it did its job. I had to drive to the dealer to reset the 'add coolant additive' message. Maybe I didn't need to add it as it was a malformed message. It doesn't look like you're low on fuel, and when you fill up the tank the gauges don't show you're low on fuel. Too many gimmicks on new cars. You never know if the system will need an additive.

Package arrived on time and in perfect condition. 3 bottles of VC8 additive as advertised. I would have bought locally, but for some reason not every store carried every brand of additive. The Ford VC8 is more or less the same as the old Ford FW16 and is suitable for use in most coolants that require an additive such as DCA4. Check if your coolant requires DCA4 additive and use test strips to calculate the amount required. I will be using this in several diesel tractors that come with old…