Quantum Cold Air Intake Systems (Patent Pending) by aFe POWER feature the latest in airflow technology for your GM Duramax 6.6L (td) truck. From the uniquely integrated filter-to-housing design to the state of the art, lightweight Pro DRY S air filter, Quantum delivers extreme convenience and dyno-proven performance gains.

  • Measured flow: 740 CFM @ 7″ H2O
  • Outflows factory intake by 38%
  • +22 lbs. x ft. Torque / +11 HP gains
  • Pro DRY S filter: Oil-free, 3-layer progressively finer porosity synthetic media for optimum filtration and maximum convenience
  • Unique filter-to-housing interface for secure fitment and easy installation

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