BMW Radiator CSF 7046

The BMW Radiator CSF 7046 by CSF (manufacturer part number 7046) is a high-performance aftermarket radiator designed for select BMW 135i, 135is, 335i, 335is, 335xi, 335i xDrive, and Z4 models with the 3.0L L6 engine. Engineered with all-aluminum construction and a higher-capacity 2-row core, this radiator delivers enhanced cooling efficiency—ideal for demanding conditions and performance driving.

Key Features:

• Direct aftermarket replacement by CSF
• All-aluminum build for superior strength and heat dissipation
• High-capacity 2-row core for increased cooling performance
• Designed specifically for models with automatic or automatic dual-clutch transmissions as noted in the fitment summary

Compatible BMW models include select 2007–2016 135i, 135is, 335i, 335is, 335xi, 335i xDrive, and Z4 applications, with transmission-specific requirements. Refer to the vehicle fitment summary to ensure compatibility with your application.