OEM vs. Aftermarket Parts: When One Makes More Sense for Your Car

It’s important to weigh your preferences and available funds when deciding between OEM and aftermarket auto components. There are advantages to both options, but the initial cost and expected lifespan of a part might vary greatly depending on whether you use OEM or aftermarket components.  Check out more about aftermarket car parts

Why should I choose an OEM item rather than an aftermarket one?

Original Equipment Manufacturer Parts are those that were originally installed in your car when it was sold. They often include the manufacturer’s logo,

After you’ve bought a car and need servicing or replacement components, you’ll use the following language:

Those people that make the equipment from the ground up are called the OEMs. When an automobile requires repairs, these components, created by the same manufacturer as the original parts, are put in. OEM components are manufactured by the same company that originally designed your vehicle, so you know they will fit perfectly.

Replacement components. These are not Original Equipment Manufacturer (OEM) parts since they are created by companies that did not make the original components for your vehicle.

OEM vs. aftermarket: a look at the quality

Original Equipment Manufacturer Parts:

Original equipment manufacturer (OEM) components are often more expensive but provide greater reliability.


  • Compatibility: Original Equipment Manufacturer (OEM) components are designed specifically for your automobile and its systems.
  • Extended lifespan: OEM components, being manufactured in the same manner as original components, are more dependable and durable.
  • Warranty: When purchasing an original equipment manufacturer (OEM) item, look for a warranty that covers damage or malfunction caused by the part.


  • Price increases: OEM components are known for being of higher quality and hence cost more.
  • short supply: OEM components may be harder to come by and require more time to purchase and get in stock when demand is strong.

Aftermarket product:

The cost of aftermarket components is often lower, but you can’t rely on them to perform the job properly.


  • flexibility: You have more alternatives when shopping for an aftermarket item since any manufacturer may enter the auto parts industry.
  • Less expensive: Aftermarket components often cost less since there are more of them available.


  • Erratic quality: Aftermarket auto parts are not regulated by the original equipment manufacturer, so there is no assurance that they will perform properly or even fit your vehicle.
  • Warranties are limited: When purchasing an aftermarket item, you run the risk of losing extra money due to a lack of or inadequate warranty coverage.

OEM vs. aftermarket: when to choose

It may come down to prioritizing features and costs when deciding between original equipment manufacturer (OEM) and aftermarket components.

you have a warranty:

remember Aftermarket parts may invalidate your automobile warranty. If the replacement works, your warranty may apply.

The dealership may reject warranty servicing if the aftermarket component caused the issue.

Money is tight, thus you should:

Auto repairs may easily drain money. However, delaying a necessary repair may cause more serious issues. Thus, if OEM components are too expensive for repair, aftermarket parts may be cheaper.