E-40 spent the first decade of his career dropping some of the craziest, slickest bars to come out of the West Coast. This compilation is a tour through the Vallejo, California–based rapper's hard-earned rise to the top. Early G-funk trunk rattlers like “Da Bumble” flex next to delirious rhyme cyclones like “Automatic,” making for a mix that truly posits 40 as one of the best.