Audi RS5 RS4 air to water 600 HP Intercooler assembly


Replaces the restrictive OEM intercooler with this high efficiency and proven intercooler.  Reduce IAT, Faster Recovery, more air flow, larger core than oem.

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Achieve lower IAT, faster coolant recovery, and maximize your power gain with the MercRacing Air-to-Water Intercooler for the B9 RS5. Whether your B9 RS5 is stock or stage 3, our 600+HP rated capacity intercooler packs an internal high-density core for maximum flow to keep your build cool. No need to worry about fitment or modifications because the MercRacing intercooler is designed for an OEM fitment utilizing all of the OEM mounting points. Combined with the MercRacing Heat Exchanger and Peirburg CW100-3 Upgraded Coolant Pump and you have the ultimate reliable cooling solution for the B9 RS5 on the market. Trust MercRacing to keep you racing cool.

  • 600+ HP high-density core
  • Beautiful CNC billet aluminum and premium welds.
  • Replaces the OEM assembly completely.  Not just an insert.
  • Stabilize your IAT temperatures, allows for increased horsepower and torque when utilizing custom tunes that take advantage of these features.
  • Better airflow increases CFM capacity
  • Utilizes OEM mounting for an easy to install process.
  • No impact on the OEM components location.




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