High-Performance All-Aluminum Radiator for 2011+ BMW 1 Series M, 07-11 BMW 335i, and 2009+ BMW Z4 (A/T Only)

High-Performance All-Aluminum Radiator for BMW

CSF has over 5 decades of experience manufacturing radiators, making the High-Performance All-Aluminum Radiator the premier choice for keeping your engine cool and ensuring your BMW 1M, 135i, 335i, or Z4 runs at its best. Designed for both street and track use, this radiator is essential for high horsepower builds and race vehicles that demand enhanced cooling performance.

Key Features:

• Advanced B-Tube Technology: The radiator features a 2-Row core design with exclusive B-Tube technology that enhances cooling efficiency. The unique "B" shape of the tubes improves strength and allows for the use of thinner and lighter aluminum.
• Improved Heat Transfer: The inlet design increases the heat transfer surface area by approximately 15% compared to regular tubes, optimizing performance within the same space.
• Ultra Efficient Multi Louvered Fins: Each radiator core is equipped with precisely aligned fins to maximize airflow, tested for maximum heat rejection efficiency in a wind-tunnel lab.
• Durability and Strength: The brazed seams ensure a strong, reliable construction that outperforms traditional welded designs.

Why Choose CSF?

With a legacy of performance and quality, CSF radiators are engineered for those who demand the best from their vehicles. Whether you're on the track or navigating the streets, this radiator guarantees effective cooling, allowing you to push your BMW to its limits without the fear of overheating.

Fitment:

This radiator fits the following BMW models:

• 2011: BMW 1 Series M (Base)
• 2008-2013: BMW 135i (Base)
• 2013: BMW 135is (Base)
• 2007-2013: BMW 335i (Base)
• 2013-2015: BMW X1 (sDrive28i, xDrive28i)
• 2012-2016: BMW Z4 (sDrive28i)
• 2009-2011: BMW Z4 (sDrive30i)
• 2009-2016: BMW Z4 (sDrive35i)
• 2011-2016: BMW Z4 (sDrive35is)