CSF’s Dual-Pass Race-Spec DCT Transmission Cooler for F8X M3, M4 is built for performance, which cools 30% more efficiently than your factory transmission cooler. This allows for consistent transmission performance even under the harshest conditions. CSF prides itself on using the most advanced technologies, machines, and experienced personnel to design, develop, and manufacture the world’s best cooling systems. With three privately owned, ISO-certified manufacturing facilities that supply to local OE brands, CSF houses the industry’s best manufacturing equipment.

Every CSF product goes through a testing process in our state-of-the-art testing lab.

Our procedures and requirements set the bar for cooling system reliability and performance:

• Individually Leak Tested
• Vibration Cycle Tested
• Thermal Cycle Tested
• Wind Tunnel Tested for Optimal Radiator Core Cooling Efficiency
• Burst Pressure and Impulse Cycle Tested 10,000 Times for Strength
• Salt Spray Tested for Corrosion Protection
• 10-Foot Box “Drop Test” to Ensure Packaging Protection
• 30-Point Fitment Inspection on Critical Dimensions to Ensure OE Style Fitment with No Modifications Necessary
• ISO Certified QC Inspection Procedures With Multiple Stages of Quality Control Throughout the Production Process