Best Buy offers the Whirlpool 24" Built-In Dishwasher in Black, model no. WDF520PADB, or White, model no. WDF520PADW, for $269.99. (hhgregg has it in Black or White for the same via in-store pickup in limited locations.) Opt for in-store pickup to dodge the $69.99 shipping fee. That's the lowest price we could find by $48, although most retailers charge $369 or more.