AIRTEC Motorsport Auxiliary Radiator – BMW X3M / X4M

Improve cooling capability on the BMW X3M and X4M with AIRTEC Motorsport's direct replacement auxiliary radiator upgrade.

By using the space available behind the front bumper, AIRTEC has developed a radiator that is taller, wider and thicker than the original unit. According to AIRTEC, this provides 73% more radiator volume and a 15% larger frontal area compared with standard, helping to cool the additional capacity.

• Direct replacement auxiliary radiator upgrade
• 73% increase in volume over the standard radiator (AIRTEC claim)
• 15% increase in frontal area (AIRTEC claim)
• Designed to increase cooling capability

Vehicle fitment: BMW X3M / X4M.

AIRTEC part number: ATRADBMW11.