ProX Valve and Spring Kit Intake Honda | 28.SIS1340-2 all_colors but even it can't get

but even it can't get over everything in its stock configuration

and we have since day one

You need powerful protection in a small package

The color-coded wiring and simple connectors make installation as easy as possible

Hard Enduro Proven – built for extreme abuse

ProX Valve and Spring Kit Intake Honda | 28.SIS1340-2 all_colors but even it can't getReplaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for higher performance and durability at high rpm Kit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM retainers, bases and