PEAK Final Charge Global Extended Life Coolant is a phosphate-free, nitrite-free and borate-free, globally formulated coolant which uses patented organic acid inhibitors to provide superior wet sleeve liner cavitation and corrosion protection of all cooling system metals. Eliminates the need for SCAs and coolant filters, saving time and money. Also available in a 50/50 pre-diluted mixture.
PEAK Fleet Charge Coolant/Antifreeze is the original fully formulated Supplemental Coolant Additive (SCA) pre-charged antifreeze. The patented inhibitor package provides superior protection against cavitation erosion, corrosion and scale for all heavy duty cooling system applications. Also available in a 50/50 pre-diluted mixture.
PEAK Full Force Antifreeze meets the low silicate requirements for heavy duty engines. 5-Way protection: Freeze Up, Scale Build-Up, Boil Over, Sludge Clogging, and Rust Corrosion. Also available in a 50/50 pre-diluted mixture.
SIERRA Antifreeze/Coolant is formulated with PG rather than EG, the base for traditional antifreeze. Sierra Antifreeze is less toxic and therefore safer for people.