COBB Tuning Top Mount Intercooler Kit Black Subaru WRX 15-21 – Reflected Image Motorsports
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COBB Tuning Top Mount Intercooler Kit Black Subaru WRX 15-21

  • $ 1,09500

  • Brand: COBB Tuning
  • Part #: B42400-BK
  • Color: Black
  • Core Depth: 3.94 in
  • Core End Tank Material: Aluminum
  • Core Height: 9.65 in
  • Core Type: Bar and Plate
  • Core Width: 15.75 in
  • Includes New Clamps: Yes
  • Installation Hardware Included: Yes
  • Intercooler Piping Included: Yes
  • Piping Color: Black
  • Piping Material: Aluminum
  • Mfgr. Warranty: 1 Year


Here is the COBB Tuning Top Mount Intercooler Kit. COBB Tuning engineered this core to be larger than the OEM unit to provide more surface coverage to improve the overall cooling efficiency. This intercooler offers a significant increase in airflow and cooling than most comparable aftermarket intercoolers on the market. This is especially beneficial for those of you with performance modifications that will surpass the cooling limits of the factory top mount intercooler which can lead to heat soak. 




  • Black finish
  • 31% Airflow increase over the stock intercooler
  • The thrust tunnel maximizes the airflow from the hood duct
  • Largest top mount intercooler core available
  • Most efficient cooling available
  • Measurements: 15.75" x 9.76" x 3.94"
  • Provides a larger area surface coverage for improved cooling
  • Improves the performance
  • Ideal for those who need additional airflow and cooling without the need to support a larger upgraded turbocharger
  • Does not affect the transient response of the factory turbocharger





  • Intercooler core
  • Heavy-duty mounting bracket
  • Bushing
  • COBB Thrust Tunnel
  • Black silicone couplers
  • Hardware to complete the installation
  • COBB Tuning charge pipe powdercoated wrinkle black

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