Have pings got you down? Has driving your car become a pain in the gas? Are your exhaust valves being "lead" astray? Well, as promised in last month's "Living With Unleaded," article, have we got some ...

I got a free bottle of ProLong fuel treatment and Engine/Oil cleaner treatment. My buddy had one and simply let me put it in my car.<BR><BR>Did I notice a difference? I don't know. Temp was the same, ...