The Aeroflow 450 Series hose is for performance and racing enthusiasts who want high quality light weight hose that is easier to assemble than traditional braided steel hose. Constructed with a braided nylon outer shield for abrasion resistance. A Flexible stainless steel inner core for superior strength embedded in the Chlorinated Polyethylene (CPE) synthetic rubber liner. For use with fuel systems, E85, E10, methanol, oils, lubricants, coolant systems and vacuum applications.Minimum temperature -40 degrees C, Maximum temperature 150 degrees C. Note. Due to the use of unknown additives in some fuels, we are unable to guarantee our rubber hoses compatibility with all fuels unless otherwise stated. We recommend the use of Aeroflow's PTFE series hose for all other types of fuels.