aFe Power 46-70240 GM Trucks Transmission Pan (Raw; Machined) Adds an additional 2 quarts over stock Constructed of durable die-cast A356 aluminum with reinforced ribs Built in internal and external fins, neodymium magnetic drain plug and a threaded 1/8" NPT port ready to use for your transmission temperature sensor Fits 4L60-E transmissions Compatible with stock filter and is able to reuse stock factory gasket