Peterson 431A Amber Turn Signal

* 4 inch sealed light that is fully-automated manufacturing process for consistent quality and reliability. * Has an extra wide lens lip with tongue-n-groove, the spin-welded joints ensures severe-duty, and the 431 has a waterproof seal. * The high performance, copper alloy conductors eliminate the possibility of wire failure. * The state-of-the art bulb design features three supports for the minor filament and two supports for the major filament, which provides long-lasting, unbeatable performance. * The wedged-base socket prevents premature bulb failure. * Made in the USA.