DeutschTuning proudly offers CSF Twin Intercooler Set Porsche 991 Turbo/Turbo S. CSF's expert cooling knowledge delivers an incredibly high performing intercooler solution at a competitive price. During development, CSF engineers designed and tested multiple core sizes suitable for this application and settled on a 4.5" thick wind tunnel optimized bar & plate core. This unit also comes with a special aerospace thermal dispersion coating that helps the intercooler system disperse heat at a greater rate. As always, factory-like fitment is incredibly important for CSF. CSF engineers utilize the OEM mounting points, clip settings and require a small amount of trimming of the factory intercoolers shroud to accept the huge intercoolers. 4.5" Thick Bar & Plate Core, Wind Tunnel Optimized Core, Aerospace Grade Thermal Dispersion Coating, Utilizes OEM mounting points and OEM clip settings. Heavy-Duty Bar & Plate Intercooler Cores, Pressure Tested at 120psi for Maximum Reliability in Extreme Boost Applications, Hand-Built Using Jigs & Fixtures for a Perfectly Straight Core for Easy Welding, Manufactured by Hand in a Clean Room Using Gloves Inside the CSF Cooling Factory to Ensure Proper Brazing and a Clean Surface for Future Welding, Multi-Louvered High Precision Staggered Fin Design (for Both Ambient and Pressure Sides of the Core), Batch Brazed in CSF's State-of-the-Art Digital Vacuum Brazing Oven (12 Ovens in Total), Strict Quality Control and Quality Testing, Including Individual Pressure Testing, Individually Boxed and Protected for Secure Transport Through Single Piece Mail Services.