CSF’s a/c condenser for your 05-11 A6 3.2L/4.2L is a leading brand in manufacturing trusted and exquisitely built cooling parts that guarantee high-quality performance. CSF is your exclusive source for Radiators, Condensers, Intercoolers, Inverter Coolers, Racing Radiators, and Pressure Caps. CSF prides itself on using the most advanced technologies, machines, and experienced personnel to design, develop, and manufacture the world’s best cooling systems. OE replacement parts: 4F0-260-403P, 4F0 260 403P, 4F0260403P All CSF radiators undergo a rigorous 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 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 fitment with no modifications necessary