Part # 8174 CSF intercooler cores are the world's best intercooler cores for fabrication of custom intercoolers. They offer intercooler cores in many different styles and sizes including cross-flow, vertical-flow, the 6 in. wide Magnum Series, and ultra-efficient liquid-to-air (water-to-air) cores rated for up to 2000 horsepower.Additional features of CSF intercooler cores include:* Heavy-duty bar and plate construction* Pressure tested at 120 psi for maximum reliability in extreme boost applications* Hand-built using jigs and fixtures for a perfectly straight core and easy welding* Manufactured in a clean room using gloves to ensure proper brazing and clean surfaces for future welding* Multi-louvered, high-precision staggered fin design on both the ambient and pressure sides of the core* Batch-brazed in CSF's state-of-the-art, digital, vacuum-brazing ovens* Strict quality control and quality testing, including individual pressure testing* Individually boxed and protected for secure transport