Shop our selection of used 2018 Kia Optima replacement parts for OEM components that fit like the original. At OEM Used Auto Parts, we provide a large inventory of OEM parts that are guaranteed to be compatible with your vehicle and are made to conform to the manufacturer’s specific model.

This couldn’t be more important than having used parts that fit the year of your specific vehicle. While some auto parts will function correctly across a range of years for your vehicle’s model, it is imperative to know which parts are compatible before you purchase.

Choose your specific part from our list above, and you’ll be able to choose from our inventory matching your year, make, and model. We gather used auto parts from junkyards across the United States and ensure that only the highest quality parts are available. If we do not have your part in our inventory, you can choose from other parts in our inventory to check compatibility with different $Optima parts from Kia .