CTS Air-to-Water Intercooler Upgrade

Complete replacement for restrictive factory cooler - Reduces intake and coolant temps while maintaining consistent power in extreme conditions!
*Fits models without adaptive suspension*
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Product Details

*Fits models without adaptive suspension*

All new CTS B8/B8.5 Auid S4/S5 Air-to-Water Intercooler Upgrade


  • Efficient lightweight construction
  • Designed using the latest 3D scanning technology
  • Complete replacement for restrictive factory part
  • Reduces intake air temperature
  • Reduces coolant temperatures 
  • Helps Maintains consistent power in extreme conditions
  • Drain plug and bleed screw to ensure no air is trapped while adding coolant


Kit Includes:

  • Heat Exchanger
  • Brackets & Hardware
  • Coolant Hose
  • Hose Menders
  • Hose Clamps



  • 2009-2016 Audi S4 (3.0T) *Models with Adaptive Suspension Will Need Aux. Cooling Unit - Not yet available*
  • 2009-2016 Audi S5 (3.0T) 

For vehicles equipped with Audi Drive Select (ADS); you will have to order an Additional oil cooler for ADS (ES3984560)

This Part Fits the Following Vehicles

Make Model Submodel Engine
Audi B8 S4 Quattro 3.0T
Audi B8 S5 Quattro 3.0T Cabriolet
Audi B8 S5 Quattro 3.0T Coupe
*The above product applications have been written by ECS Tuning. All warranties, product application, fitment, and performance are the responsibility of ECS Tuning. For additional information see the terms of use.


ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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