APR Valve Stem Caps - Silver

Leaving no detail untouched, we've added APR Valve Stem Caps to the lineup! Sold as a set of 4 aluminum caps, each has an APR logo engraved on the face, which some believe may add horsepower*. Silver. *HP gains are unconfirmed.

Legal only for use in competition vehicles which may never be registered, licensed, and/or used on public streets or highways; and also for use in other exempted vehicles.