Nissens 91281 Automatic Transmission Oil Cooler

Nissens 91281 Automatic Transmission Oil Cooler

The Nissens 91281 automatic transmission oil cooler is built with an aluminum core and OE-style dimensions for direct-fit service on select Audi applications. It supports transmission fluid temperature control, helping maintain stable operating conditions in demanding driving and stop-and-go use.

• Aluminum construction for efficient heat transfer
• Core dimensions: 7.9900 length, 4.41 width, 2.9500 height
• 13-row core design
• Inlet diameter: 0.52; outlet diameter: 0.63
• No gasket or seal included
• Fits 2016-2019 Audi TT Quattro and 2015-2018 Audi Q3

Fitment and Application Details

Compatible with 2016-2019 Audi TT Quattro and 2015-2018 Audi Q3, this transmission oil cooler is a direct replacement for vehicles using the listed OE application. Part number 91281 is also referenced for the same application under OE cross-reference 02E409061D.

Nissens develops thermal management components to OE-level specifications, and this cooler follows that approach with a compact aluminum core sized for the listed Audi fitments. If you are replacing a leaking, restricted, or inefficient automatic transmission cooler on an Audi TT Quattro or Audi Q3, Nissens 91281 provides the correct form factor for service work.

Common Problems This Part Can Address

• Transmission fluid temperatures running higher than normal
• Cooler leakage from age, corrosion, or impact damage
• Reduced cooling performance from internal restriction
• Fluid contamination caused by a failing cooler assembly
• Service replacement for a worn OE transmission oil cooler

Installation Notes and Tips

Verify inlet and outlet sizing, mounting points, and OE part number before installation. Because a gasket or seal is not included, reuse or replacement of sealing components should be planned separately as needed. Flush the transmission cooling circuit and inspect fluid condition before returning the vehicle to service.

Quality Assurance

Nissens positions this part within its Genuine Nissens Quality standard, with manufacturing focused on thermal and engine efficiency components for aftermarket use. Part number 91281 is engineered for the listed Audi applications and built to meet the dimensional and material requirements of the OE-style replacement.