Navigating through the terms when purchasing automotive spare parts can be confusing. One of the commonly encountered terms is aftermarket, OE, followed by OEM and OES.

OE Parts (Original Equipment)

The term OE, or Original Equipment, refers to parts produced by the original equipment manufacturer of the vehicle. These parts are identical to the components installed during the vehicle’s assembly at the factory. OE parts possess the same quality and specifications as the components installed when the vehicle left the factory.

-Produced by the original manufacturer of the vehicle or bears the brand of the original manufacturer.

-Identical to the parts used during the vehicle’s assembly.

-Possesses the same quality and specifications as the original components.

OEM Parts (Original Equipment Manufacturer)

The term OEM, or Original Equipment Manufacturer, refers to parts produced by a company other than the vehicle manufacturer but possessing the same specifications as OE parts. These parts are often manufactured by companies that supply components directly to the vehicle manufacturer.

-Produced by a company other than the vehicle manufacturer.

-Possesses the same specifications as OE parts.

-Typically manufactured by suppliers providing components to the vehicle manufacturer.

OES Parts (Original Equipment Supplier)

The term OES, or Original Equipment Supplier, refers to parts produced by a third-party supplier approved by the original equipment manufacturer. These parts are manufactured in compliance with the standards and quality requirements set by the vehicle manufacturer and are generally considered equivalent to OE parts.

-Produced by a third-party supplier approved by the vehicle manufacturer.

-Manufactured in compliance with the standards and quality requirements set by the vehicle manufacturer.

-Considered equivalent to OE parts in terms of quality and specifications.

Aftermarket Parts

These parts are produced by independent manufacturers and were not originally installed by the vehicle manufacturer. While aftermarket parts are generally cheaper compared to others, they may pose risks in terms of warranty, quality, and compatibility.