Is it worth repairing or replacing the engine on a 2018 Kia Optima?

As a general rule of thumb, an engine replacement on a 2018 Kia Optima (mid-size sedan segment, vehicle value roughly $6,235–$7,935) is usually worth it when the installed cost stays under about $3,543 — roughly 50% of what the vehicle is worth.

What years of Kia Optima does an remanufactured or new engine fit?

Based on vendor-verified fitment data across 34 listed engines, remanufactured and new engines for this model cover the 2007–2020 model years. Always confirm your exact VIN or engine/transmission code before ordering, since fitment can vary by submodel or engine.

2018 Kia Optima Engines

Remanufactured engines that fit the 2018 Kia Optima. Each unit below is matched to this vehicle, warranty-backed, and shipped with freight quoted at checkout from Peak Powertrain.

Available Engines (7)

Remanufactured Engine L2416HYFWD
Price
$3,875.00
Condition:
remanufactured
Remanufactured Engine L2015HYKT
Price
$4,175.00
Condition:
remanufactured
Remanufactured Engine L1613HYKT
Price
$4,275.00
Condition:
remanufactured
Remanufactured Engine L2016HEV
Price
$4,375.00

2018 Kia Optima Engines

Available Engines (7)

Remanufactured Engine L2416HYFWD

Remanufactured Engine L2015HYKT

Remanufactured Engine L1613HYKT

Remanufactured Engine L2016HEV

2018 Kia Optima Engine Market Context

Is replacing the engine worth it?

Frequently Asked Questions

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Used Engine

Used Engine

Other Kia Optima Years