Denso 221-9621 Radiator

Denso Radiator for Nissan Sentra

The Denso 221-9621 radiator is built for 2013-2018 Nissan Sentra applications, including 2018 Sentra models built to 10/2017. It follows OE-style dimensions and materials to support proper engine cooling, stable operating temperatures, and consistent fitment.

Key Features

• OE-focused radiator construction from Denso, a supplier to original equipment vehicle manufacturers
• Core dimensions: 15.6690 in. height, 20.0000 in. width, and 1.0240 in. thickness
• 1.3780 in. inlet and outlet diameters for proper hose connection sizing
• No transmission oil cooler included
• Built to Denso’s durability and function testing standards

Product Details

Denso radiator part number 221-9621 is engineered around OE specifications for the Nissan Sentra cooling system. The radiator core size, tank configuration, fin pitch, and material selection are matched to original manufacturer requirements to help maintain efficient heat transfer and dependable engine cooling. For shoppers searching for a Nissan Sentra radiator replacement, this unit provides a direct-fit solution for 2013-2017 Sentra models and 2018 Sentra vehicles built through 10/2017.

Denso’s radiator line focuses on OE-level fitment and thermal performance, making this radiator a practical choice when replacing a leaking, clogged, or damaged cooling unit. The 221-9621 also cross-references APDI 8013365 for the same application.

What This Radiator Helps Address

• Engine overheating caused by restricted coolant flow
• Coolant leaks from a cracked or corroded radiator
• Temperature fluctuations from reduced heat dissipation
• Poor fitment from non-OE-style replacement parts
• Cooling system service needs on Nissan Sentra radiator replacement jobs

Installation Notes

Verify hose diameter, core dimensions, and vehicle build date before installation. This radiator does not include a transmission oil cooler, so confirm your original equipment setup matches that configuration. For best results, inspect hoses, clamps, and coolant condition during replacement on Nissan Sentra cooling system repairs.

Quality Assurance

Denso supplies radiators to OE car makers worldwide, and this radiator is produced to meet rigid original-equipment standards for fit, function, and durability. Each unit is tested for performance and reliability under demanding operating conditions.