Hi Test Octane Boost - 16 U.S. Fl Oz. 83916

Safely boosts octane to prevent detonation and pre-ignitionLubricates valve seals; allows use of unleaded gas in older enginesContains racing fuel for power and stabilizer for safe storageSafe for...

Concentrated tetraethyl lead substitute formulated to increase the octane rating of gasoline up to 10 numbers or moreHelps eliminate engine damaging detonation, spark knock, pre-ignition and pinging...

Concentrated tetraethyl lead substitute formulated to increase the octane rating of gasoline up to 10 numbers or moreHelps eliminate engine damaging detonation, spark knock, pre-ignition and pinging...

Maintains consistent viscosity over a wide-temperature rangeReduces friction and prevents foamingLubricinol additive prevents rust and corrosion, seal hardening and oxidationMade in the U.S.A.