Product details:

Summit Racing SUM-4338856: Transmission Pan, Stock, Aluminum, Polished, Finned, Buick, Chevy, Oldsmobile, Pontiac, TH350, Each - Cast from 356 aluminum, our Summit transmission pans are stock capacity and utilize cooling fins for better heat dissipation. Some come complete with mounting bolts, a drain plug, gasket, filter (most applications), and filter extension.