MOTOKU Engine Oil Cooler replacement for Hyundai Sonata & Tucson — Direct-fit OE swap, restores oil cooling

The MOTOKU engine oil cooler is a direct-fit replacement designed to restore proper oil cooling and flow for select Hyundai and Kia engines.

When your vehicle’s oil cooler leaks, clogs, or fails, engine oil temperature and pressure can drift from factory design. This MOTOKU unit replaces the original equipment (OE) part numbers listed and fits a wide range of Hyundai and Kia models, offering a straightforward swap to get your cooling circuit back to working order without modifying hoses or mounting points.

Will this oil cooler fit my Hyundai or Kia model?

The MOTOKU cooler is built to match OE dimensions for multiple model-years so it installs in the same location as the factory part. Check compatibility against your vehicle year and original part number to confirm a fit before ordering.

• Hyundai: Genesis Coupe (2010–2014), Santa Fe (2010–2012), Santa Fe Sport (2013–2018), Sonata (2007–2017), Tucson (2011–2015).
• Kia: Magentis (2007–2010), Optima (2008–2018), Sorento (2011–2018), Sportage (2011–2016).
• OE cross-references included: 26410-2G000, 26410-2G100, 26410-25402 and variants.

How does this replacement compare to the original equipment part?

MOTOKU’s cooler is manufactured to mirror the OE’s mounting points and fluid passages so installation requires no custom fabrication. Materials and welding are specified to handle the same operating temperatures and oil pressures as the factory part.

• Engineered for direct replacement of listed OE numbers.
• Matches factory mounting and inlet/outlet locations for bolt-on installation.
• Constructed to tolerate normal engine oil temperatures and road conditions.

What should I expect during installation and maintenance?

Installation is typically performed by a mechanic and involves draining oil, removing the old cooler, and routing hoses to the new unit. After fitting, refill and check for leaks and proper oil pressure per the vehicle’s service manual.

• Professional installation recommended for ease and safety.
• Plan to replace oil and any aged seals or gaskets at the same time.
• Inspect hoses and fittings; torque fasteners to manufacturer specs.

What are common signs that the oil cooler needs replacement?

Symptoms prompting replacement include oil leaks around the cooler, engine oil contamination, or unexplained oil loss. Addressing cooler failure promptly helps prevent secondary damage to the engine lubrication system.

• Visible oil on the cooler housing or nearby components.
• Sudden drops in oil pressure or repeated low-oil warnings.
• Milky oil (possible coolant contamination) or overheating indicators.

Who this part is for: This MOTOKU engine oil cooler is intended for owners and technicians maintaining compatible Hyundai and Kia vehicles who need a reliable, OE-style replacement. It suits those restoring proper oil cooling after a leak or failure and anyone performing scheduled maintenance who prefers a direct-fit aftermarket unit that aligns with manufacturers’ part references.