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Heating and Cooling› Radiators

Kia

Radiator Assembly

Name: Radiator Assembly
Brand: Kia
SKU: 25310-C1150

$564.99 $380.56 Save $184.43

SKU: 25310-C1150

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$100 Minimum Order

Non-Returnable Item

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Moderate — 2–4 hours

Overview

The Kia Radiator Assembly is a direct replacement part designed for the 2016-2020 Kia Optima. It is compatible with both 2.0L and 2.4L engine applications. This radiator is manufactured by Kia to ensure durability and a precise fit.

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The Kia Radiator Assembly (part number 25310-C1150) is a genuine OEM replacement part specifically engineered for the 2016-2020 Kia Optima models. This radiator is designed to fit vehicles equipped with either the 2.0L or 2.4L Theta 2 engine. Manufactured by Kia, this radiator assembly ensures the same quality, durability, and precise fit as the original equipment. It is constructed to meet rigorous factory standards, undergoing quality control tests to guarantee reliability and performance in cooling your vehicle's engine. This direct replacement radiator is crucial for maintaining optimal engine temperature, preventing overheating and ensuring the longevity of your Kia Optima's engine. Its design targets efficient heat dissipation, a key function for the engine's cooling system. As a genuine Kia part, it comes with Kia's factory warranty, providing assurance of its quality and fitment. The part number 25310-C1150 is also referred to as Radiator Assembly and Radiator.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

Brand	Kia
Part Number	25310-C1150
Category	Heating and Cooling

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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