Auto Parts and Car Parts. Automotive parts. Car Parts or Auto parts in aluminum are a third the weight of steel parts. Aluminum auto parts are produced from a few hundred to thousands of auto parts a day. Many features of the automotive part are manufactured “net shape” to save the cost of wasted materials and the additional labor of machining. Mounting holes are usually produced into the aluminum auto part during fabrication also saving cost. Many of the primary “tier one” automotive manufacturers have their own manufacturing plants. They also purchase aluminum automotive parts from companies such as Kinetic Die Casting. Auto Parts and Car Parts 800-524-8083 and ask for sales. Or email us at firstname.lastname@example.org for a fast response on a price quote.