"Auto parts" refers to the components or pieces that make up a car or vehicle. These parts are used to repair or maintain vehicles, such as tires, batteries, brakes, engines, or even smaller parts like spark plugs or filters. Full definition
It's very common for auto part stores to give you the wrong power steering pressure switch. (yourmechanic.com)
Replacement specializes in a wide range of auto parts including body parts, lighting, electrical, brakes, suspension, intake, exhaust, cooling and heating parts. (carparts.com)