The BMW Z4 Radiator from CSF is a high-performance, all-aluminum radiator equipped with advanced B-Tube Technology to ensure optimal engine cooling for your 2003 to 2005 Z4. With a smooth satin finish, this radiator not only enhances performance but also brings an added touch of sophistication to your engine bay.

Designed by CSF, a leader with over 50 years in the radiator manufacturing industry, this radiator is crafted for those who demand the best out of their vehicles. It is the ideal upgrade for enthusiasts who push their cars to the limits, whether on the street or at the racetrack. The 2-row core with B-Tube Technology enhances cooling efficiency by increasing the heat transfer surface area of the tubes by approximately 15% compared to standard tubes. This innovative design allows for dual liquid laminar flow which maximizes cooling performance. Moreover, this radiator comes with ultra-efficient multi-louvered fins that have been tested in CSF's wind-tunnel lab to ensure maximum heat rejection and superior performance.

Features

• Drop-in fit - no modifications required
• 2-Row 42mm core featuring CSF's exclusive B-Tube Technology
• OE style brackets - CNC machined for durability
• CNC machined "Quick-Connect" inlet/outlet connections
• All-aluminum race style drain plug
• Compatible with BMW 99-06 models including BMW E46 3-Series and 03-05 BMW Z4

Trust in CSF's expertise to deliver the best performing and most reliable radiator for your BMW Z4. To experience this unparalleled performance and high-quality craftsmanship first-hand, feel free to reach out with any questions at 512-982-9393 (TX) or 562-981-6800 (CA). Our two locations in the Austin, Texas and Los Angeles, California areas offer professional installation and customization services to ensure optimal fit and functionality. Additionally, if you're considering purchasing multiple items, contact us for potential shipping discounts. We install on premises at both of our locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov