Used and remanufactured engines that fit the 2025 Kia K5. Each unit below is matched to this vehicle, warranty-backed, and shipped with freight quoted at checkout from Peak Powertrain.
Rule of thumb: a engine replacement is usually worth it when the installed cost stays under 50% of what the 2025 Kia K5 is worth — most units below beat that comfortably.
As a general rule of thumb, an engine replacement on a 2025 Kia K5 (mid-size sedan segment, vehicle value roughly $19,448–$24,752) is usually worth it when the installed cost stays under about $11,050 — roughly 50% of what the vehicle is worth.
