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AEM Induction 21-400C Cold Air Induction System


Cold Air Induction System 21-400C AEM Induction Incl. Dryflow Air Filter/Alum. Tubing/Clamps - Gunmetal Gray

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AEM Induction - Cold Air Induction System P/N 21-400C Features:

  • Increased Horsepower
  • Tuned And DynoTested To Improve Acceleration And Engine Sound
  • Low Restriction Aluminum Intake Tube
  • Air Filter Lasts Up To 100 000 Miles BF Cleaning Is Required
  • Washable And Reusable Oil Free Filter Media
  • AEM Lifetime Limited Warranty

Product Documents:

Replacement Parts:

View the Full List of Automotive Applications »

Below is an abbreviated list of applications for the Cold Air Induction System.
Civic, CRX, Honda, 1991, 1990, 1989, 1988


Innovation has always been AEM's core competency. As J.C. would say if you can't make something better, why make it all? This 'make it better' drive combined with AEM's commitment to the sport compact market continues to distinguish AEM from the many companys' copycat products. AEM's innovations are inspired by a passion for engineering excellence, being there and getting their hands dirty, the only way to really understand technology enough to make it better. The company continues to lead the way with innovative products that push the envelope of what is possible. You will find a vast product line of air intakes, filters, gauges, electronics and other performance products here at From tuner imports, to rugged off-road trucks, AEM manufactures products for nearly all makes and models of enthusiast based vehicles, with universal application performance gear for custom applications. Increase your performance, styling and economy with AEM products from GotExhaust at the lowest prices around.

Shipping Information

  • Item Requires Shipping
  • 7.3 lbs.
  • W13.2500” x H10.6000” x L35.5000”
  • International Shipping Quotes Available

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