The OEM number is an abbreviation for Original Equipment Manufacturer, which means the manufacturer of the vehicle's original equipment. Also known as the manufacturer's reference number, it is found on all car parts. Thus, it is the reference to be taken into account to find an original part for your car ex: "Particulate filter (DPF only) OEM 04L131602EX".
| OE |
04L131602EX04L 131 602 EX |