How to remove and install the Engine Oil Cooler in the Nissan Titan?

These engines feature enhanced cooling through an oil cooler integrated into an adapter at the front of the oil pan, connected by two hoses that lower oil temperature using engine coolant. To remove and install the oil cooler, first drain the engine oil and cooling system. Detach the hose clamps and remove the inlet and outlet hoses from the oil cooler, then take off the oil filter from the assembly. Unscrew the retaining bolt to remove the oil cooler along with the O-rings, and clean the mating surfaces of the oil pan and cooler thoroughly. Lubricate the new O-ring with clean engine oil and install it in the groove on the oil cooler. Replace the relief valve from the oil pan with a new one, position the oil cooler onto the aluminum oil pan aligning the casting tab, and install the retaining bolt, tightening it to the specified torque. Connect the oil cooler hoses, install a new oil filter, refill the cooling system with the appropriate antifreeze mixture, and add the correct type and amount of oil to the engine. Finally, run the engine to check for leaks, then turn it off for five minutes to verify oil and coolant levels, adding fluids as needed.

Genuine Nissan Titan Engine Oil Cooler

Oil Cooler

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8 Engine Oil Coolers found

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Nissan Titan Oil Cooler Assembly
Part Number: 21305-EZ30A
$612.73 MSRP: $978.88
You Save: $366.15 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Oil Cooler Assy; Oil Cooler
- Replaces: 21305-1LA0C, 21305-1LA0D
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2016-2024 Nissan Titan | Platinum, Platinum Reserve, PRO-4X, S, SL, SV, SV/Comf | 8 Cyl 5.6 L GAS, 8 Cyl 5.6L | VK56VD
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Nissan Titan Cooler ASY Oil
Part Number: 21305-EZ49A
$407.71 MSRP: $570.88
You Save: $163.17 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Oil Cooler Assy; Oil Cooler
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2016-2019 Nissan Titan | Platinum, PRO-4X, S, SL, SV, SV/Comf | 8 Cyl 5.0L Diesel | CEV8D1
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Nissan Titan Cooler Assembly-Oil
Part Number: 21305-ZE00B
Product Specifications
- Other Name: Oil Cooler Assy
- Replaced by: 21305-ZQ50A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2007-2008 Nissan Titan | LE, Off-Road, SE, XE | 8 Cyl 5.6L | VK56DE
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Nissan Titan Cooler Assembly-Oil
Part Number: 21305-ZE00A
Product Specifications
- Other Name: Oil Cooler Assy
- Replaced by: 21305-ZQ50A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2006-2008 Nissan Titan | LE, SE, XE | 8 Cyl 5.6L | VK56DE
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Nissan Titan Cooler Assembly-Oil
Part Number: 21305-ZQ52A
Product Specifications
- Other Name: Oil Cooler Assy; Oil Cooler
- Replaces: 21305-ZQ51A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2010-2015 Nissan Titan | LE, Off-Road, PRO-4X, S, SE, SL, SV, XE | 8 Cyl 5.6L | VK56DE
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Nissan Titan Cooler ASY Oil
Part Number: 21305-ZQ51A
Product Specifications
- Other Name: Oil Cooler Assy
- Replaced by: 21305-ZQ52A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2010-2012 Nissan Titan | LE, Off-Road, PRO-4X, S, SE, SL, SV, XE | 8 Cyl 5.6L | VK56DE
View related parts
Nissan Titan Cooler ASY Oil
Part Number: 21305-ZQ50A
Product Specifications
- Other Name: Oil Cooler Assy; Oil Cooler
- Replaces: 21305-ZE00B, 21305-ZE00A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2006-2011 Nissan Titan | LE, Off-Road, PRO-4X, S, SE, SL, SV, XE | 8 Cyl 5.6L | VK56DE
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Nissan Titan Cooler Assembly-Oil
Part Number: 21305-7S010
Product Specifications
- Other Name: Oil Cooler Assy
- Replaced by: 21305-7S01A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2004-2007 Nissan Titan | LE, SE, XE | 8 Cyl 5.6L | VK56DE

Nissan Titan Engine Oil Cooler

By removing excess heat from engine oil, the Nissan Titan Engine Oil Cooler ensures safe operation of the highly robust V8s during hauling or spirited driving conditions. Through an oil to water heat exchanger that shares coolant with the radiator, the hot oil is routed. The Engine Oil Cooler warms oil fast yet caps peak temperatures. The Engine Oil Cooler in this format appears in every production year, with a slightly larger core for the towing-package trims to handle sustained heavy loads. The early Engine Oil Cooler units feature a stacked plate body mounted by the filter. The later versions integrate the pressure valve inside the housing; nonetheless, both rely on the same liquid exchange method. When the coolant remains fresh, the Engine Oil Cooler can take on mountain climbs, desert idling, and boat-launch ramps. But clogged passages or corrosion can cut efficiency or allow oil and coolant to mingle. The driver observes how the cooler keeps the viscosity steady far longer than an engine without it. This is especially noticeable when hauling in a Nissan pickup or sprinting uphill in a Nissan Titan. The setup at the plant is well balanced and ensures durable lubrication during operation. Each Titan leaves the factory ready for a hard day's work or a weekend adventure.

If you need any OEM Nissan Titan Engine Oil Cooler, feel free to choose them out of our huge selection of genuine Nissan Titan Engine Oil Cooler. All our parts are offered at unbeatable prices and are supported by the manufacturer's warranty. In addition, we offer quick shipping to have your parts delivered to your door step in a matter of days.

Nissan Titan Engine Oil Cooler Parts Questions & Experts Answers

Cooler Assembly-Oil
21305-ZE00A
Q: How to remove and install the Engine Oil Cooler in the Nissan Titan?
A:
These engines feature enhanced cooling through an oil cooler integrated into an adapter at the front of the Oil Pan, connected by two hoses that lower oil temperature using engine coolant. To remove and install the oil cooler, first drain the engine oil and cooling system. Detach the hose clamps and remove the inlet and outlet hoses from the oil cooler, then take off the oil filter from the assembly. Unscrew the retaining bolt to remove the oil cooler along with the O-rings, and clean the mating surfaces of the oil pan and cooler thoroughly. Lubricate the new O-ring with clean engine oil and install it in the groove on the oil cooler. Replace the relief valve from the oil pan with a new one, position the oil cooler onto the aluminum oil pan aligning the casting tab, and install the retaining bolt, tightening it to the specified torque. Connect the oil cooler hoses, install a new oil filter, refill the cooling system with the appropriate antifreeze mixture, and add the correct type and amount of oil to the engine. Finally, run the engine to check for leaks, then turn it off for five minutes to verify oil and coolant levels, adding fluids as needed.