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Premium Aluminum Radiator for 2021-2024 Nissan Frontier: Ultimate Cooling Solution

If the temperature gauge in your 2021-2024 Nissan Frontier starts creeping in traffic or under load, the radiator is the first component to check. The Aluminum Radiator for 2021-2024 Nissan Frontier is a direct replacement for the OEM 13906 radiator. It bolts into the factory location and swaps heavy copper/brass construction for high-grade aluminum.

Nothing else on the truck changes. You reuse the stock mounting points, hose connections, and electrical connections — pull the old core, set this one in, refill the coolant, and drive.

Key Specifications

Everything below comes straight from the product data for this radiator. Check the fitment row against your model year before you order.

Why Aluminum Beats Copper/Brass

Aluminum moves heat faster. The numbers here are 30-40% better heat transfer than a traditional copper/brass radiator, so the coolant dumps more heat on every pass through the core. Your engine holds a steadier temperature when you are working the truck hard or crawling through stop-and-go traffic.

Weight is the second win. Aluminum radiators run about 40% lighter than copper/brass equivalents. Less mass at the front of the Frontier, less weight for the engine to push around, and an easier part to handle on install day.

Corrosion closes the case. Aluminum resists corrosion better than copper/brass and works properly with modern coolant formulations, which is why its service life runs longer. Copper/brass offers moderate corrosion resistance at best.

Fitment and Installation

This radiator was built for one job: replacing the OEM 13906 radiator in the current-generation Frontier. It fits these models:

• 2021 Nissan Frontier
• 2022 Nissan Frontier
• 2023 Nissan Frontier
• 2024 Nissan Frontier

Installation is a direct bolt-on. The radiator keeps all original mounting points, hose connections, and electrical connections, so there are no modifications to the cooling system and no extra brackets or adapters to buy for the swap itself.

One honest note: radiator work means opening the coolant system and bleeding it afterward. If you have done cooling system repairs before, this is a straightforward job. If you have not, let a qualified mechanic handle the install or walk you through the refill and bleed procedure. The part is direct-fit; the skill is in the coolant work around it.

Maintenance: Five Habits That Make It Last

The aluminum core does the heavy lifting, but basic care decides how long any radiator survives. Stick to these habits:

• Use the recommended coolant type and maintain proper coolant levels
• Inspect regularly for leaks and damage
• Keep the radiator fins clean and free from debris
• Follow the manufacturer-recommended coolant change intervals
• Monitor the engine temperature gauge during operation

None of that takes special tools. A clean fin pack, correct coolant, and a gauge you actually glance at will catch most problems long before they leave you stranded.

Running an Earlier Frontier?

This radiator covers 2021-2024 only, but the previous generation is covered too. If you want to refresh the whole front end in one order, the Aluminum Radiator & AC Condenser Cooling Kit For 2005-2016 2017 Nissan Frontier pairs the radiator with the AC condenser. That makes sense when the condenser is as tired as the radiator and you would rather install two matched parts once than open the front end twice.

For the 2.5L four-cylinder trucks, the Aluminum Radiator For 2005-2015 Nissan Frontier 2.5L L4 Fits CU2808 applies the same aluminum formula — better heat transfer, less weight — to model years 2005 through 2015.

The fitment ranges do not overlap, so match the part to your exact model year before ordering. 2021 and newer takes the 13906 replacement; 2005-2015 takes the generation-specific unit.

More Cooling Parts and Repair Guides

A radiator is one link in the chain. Hoses, thermostat, water pump, condenser — when one piece ages, the rest usually are not far behind. Browse the Engine Cooling Parts catalog to match the rest of the system to your new core instead of replacing one part at a time.

If you handle your own repairs, we publish guides beyond cooling as well. The Complete Guide to 2008-2015 Nissan Rogue Front Driver Left Window Regulator Replacement covers a common cabin repair in the same plain, hands-on way.

Not sure which part you need? Send your model year and what you are replacing through the request-for-quote page, email support@koeep.com, or message us on WhatsApp. You will get a straight answer on fitment so you order the right part the first time.

Upgrade Your Frontier's Cooling Now

Direct OEM replacement • 30-40% better heat transfer • About 40% lighter • Superior corrosion resistance

Frequently Asked Questions