AEM Cold Air Intake System: Easy Installation, Engineered to Maximize Airflow, Boost Horsepower & Torque, AEM-21-856C

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US$158.94
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US$158.94
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 254685618 Release Date 2026/11/07 List Price US$158.94 Model Number 254685618
Category

AEM 21-856C Cold Air Intake System

AEM 21-856C Cold Air Intake System

  • Air Box Included: No
  • Air Filter Element Washable: Yes
  • Air Filter Outlet Shape: Round
  • California Restricted: Not legal for sale or use in California
  • Clamp Color: Natural
  • Clamp Material: Stainless Steel
  • Clamp Quantity: 3
  • Clamp Style: Worm Gear
  • Coupler Color: Black
  • Couplers Included: 1
  • Estimated Horse Power Gain: 5.8 HP @ 5800 RPM
  • Filter Color: Red
  • Filter Material: Non-Woven Synthetic
  • Horse Power Increase: 6 HP
  • Intake Pipe Color: Gunmetal Gray
  • Intake Pipe Material: Aluminum
  • Item Weight: 11.200 lbs. (5.1 kg)
  • Mass Air Flow Sensor Included: Mass Air Flow Sensor Adapter Included When Required
  • Mounting Hardware Included: Yes
  • Oil Included: No Filter Oil Required
  • Package Material: Corrugated
  • Package Type: Box


Fits Select:
2017-2019 SUBARU LEGACY 4 Cyl 2.5 L
and more - add your vehicle to our fit widget to check
Manufacturer part number 21-856C
Compatible cars 2017-2019 SUBARU LEGACY 4 Cyl 2.5 L
Vehicle fitment type Universal
Vehicle make Subaru
Vehicle model Legacy
Brand AEM
Weight 11.2 lb
Material Aluminum
Finish Powder Coated
Items included Air Filter Element
Model 21-856C
Count per pack 1

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