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Subaru 2002-07 Impreza WRX & STI Velocity Stack Mass Air Flow Housing

Subaru, Impreza, WRX, STI, Forester, Legacy, Baja, Tribeca, Outback, 2.0L, 2.5L, H4, Saab, Linear, Aero, 9-2x, 92x, velocity stack


The Performance MRP Velocity Stack inlet MAF Housing is the perfect upgrade for your 02-07 Subaru WRX or STI when you have exceeded the tuning limitations of your OEM MAF housing.

  • Allows you to run a larger 4” air filter and will flow more air than the OEM 65mm ID MAF housing
  • 3” (76mm) OD / 2.75” (70mm) ID 6" length
  • CNC machined from 6061 billet aluminum
  • Precision machined velocity stack inlet
  • Flange designed to match the factory shape of the sensor
  • Undercut ends for secure clamping
  • Precision TIG welds
  • Stainless steel hardware
  • Hand buffed & hand inspected for consistent quality
  • Suitable for powder coating, anodizing or polishing

  • Made in USA
    Personalize your build with an MRP component and make your custom project stand out from the crowd
Limited Supply: only 3 remaining
Pricing: $158.09
Free USPS Shipping over $150 on Performance MRP items


Note:MAF will need to be re-scaled upon installation
  • 2002-2007 Subaru Impreza All Engines
  • 2002-2007 Subaru Impreza WRX All Engines
  • 2004-2007 Subaru WRX STI All Engines
  • 2003-2007 Subaru Forester All Engines
  • 2004-2009 Subaru Legacy All Engines
  • 2004-2008 Subaru Outback All Engines
  • 2004-2006 Subaru Baja All Engines
  • 2006-2013 Subaru Tribeca All Engines
  • 2005-2006 Saab 9-2X Aero 2.0L H4 Turbo
  • 2005-2006 Saab 9-2X Linear 2.5L H4

Use Vehicle Parts Finder to verify fit
Designed and fabricated by Performance MRP



Shipping Information

  • Item Requires Shipping
  • 1.3 lbs.
  • W5.0000” x H5.0000” x L6.0000”
  • Free USPS Shipping over $150 on Performance MRP items

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