• Increases Horsepower and Torque
  • Improves Throttle Response
  • Flattens Torque Curve (engine is less 'peaky')
  • Improves Fuel Economy
  • Enhances Engine's Volumetric Efficiency
  • Installs in an Hour (does not require bumper or headlight removal)
  • Maintains All Factory Emissions Components
  • Fits Both Manual and Automatic Transmissions
  • Unique Thermal Barrier Composite Construction Ensures Low Inlet Temperatures
  • Fully Compatible and Complimentary with APR Software and Exhaust systems

 
APR Tuned Audi S4 (B6/B7) 4.2 CF Cold Air Intake System
APR Tuned Audi S4 (B6/B7) 4.2 CF Cold Air Intake System
From: $399.00