Billet aluminum dual element air filter.

Built in velocity stack, nothing else required!
Out-flows all of our other air filter velocity stack combos!
Extremely compact (smallest we have) at 2.42" diameter by 1-5/8" tall.
Plus it weighs only 4-1/2 oz!

FITS: 40.2/47cc Reed Engine - Pocketbike - 43/49cc Engine - Midbike/Superbike