Nissens 91444 Engine Oil Cooler

Engine Oil Cooler for Lexus NX300 and NX200t

Nissens 91444 is an aluminum engine oil cooler built to manage oil temperature for stable lubrication and dependable operation of critical engine components. It is a conventional-design heat exchanger made without a housing, with fitment for select Lexus NX300 and Lexus NX200t applications.

Key Features

• Aluminum construction for efficient heat transfer and corrosion resistance
• Conventional oil cooler design for direct oil temperature control
• Core dimensions: 3.15 in. height, 3.15 in. width, 5.98 in. length
• Housing not included
• Engine oil cooler replacement for Lexus NX300 and Lexus NX200t applications
• Part number 91444 for easy identification and ordering

Product Details

Nissens 91444 is engineered as an engine oil cooler for vehicles that require controlled oil temperatures to support reliable lubrication. By helping remove excess heat from engine oil, this cooler supports consistent oil performance and helps protect lubricated components during everyday driving and demanding operating conditions. This part cross-references OE numbers 1571036030 and 1571036031 for the same application. Compatible With 2018-2021 Lexus NX300, N/A, without housing, and 2015-2017 Lexus NX200t, N/A, without housing. The Nissens 91444 oil cooler is a direct-fit service part for Lexus NX300 and Lexus NX200t models listed in the fitment data.

What It Helps Address

• Excess engine oil temperature
• Oil breakdown caused by heat
• Reduced lubrication stability in hot-running conditions
• Wear risk in oil-fed engine components
• Service replacement for a damaged or leaking oil cooler

Installation Notes and Tips

Verify the vehicle’s existing cooler configuration before installation, since this part is listed without housing. Confirm the core dimensions and OE cross-reference numbers 1571036030 and 1571036031 before ordering. Professional installation is recommended to ensure proper sealing, correct routing, and leak-free operation. Use clean oil system practices during replacement to help prevent contamination.

Quality Assurance

Nissens oil coolers are produced as quality heat exchangers and are supported by in-house testing facilities that verify compliance with strict standards. That testing focus helps deliver consistent performance and long service life in Lexus NX300 and Lexus NX200t applications. Part number 91444 is built to meet the demands of routine service replacement.