Got an engine that pings or knocks on regular gas? VP Racing Octanium Booster can help. It’s an unleaded fuel additive that raises octane by up to 7 points (70 octane points), which can smooth out performance and improve throttle response. It’s safe for cars with catalytic converters and O2 sensors, so you don’t have to worry about damaging emissions equipment. Just pour one 32-ounce bottle into your gas tank when you fill up. This listing is for a pack of eight bottles, which is perfect if you use it regularly or want to stock up. Ideal for high-compression engines, turbocharged cars, or anyone who wants a little extra protection against pre-ignition. Keep your engine running smoother and stronger with this trusted booster from VP Racing.