73mm MAF housing with machined velocity stack for those who want to make their own intake.  Supply your choice of 3.5" filter and coupling and you have a budget big MAF short ram intake.  Same housing used on our intake KST-SRI-73mm-AB.

• Fits 2002-2007 WRX/STI, 2005-2009 Legacy GT,  2004+ FXT, and some custom applications.
• CNC-machined velocity stack - 3.5" OD.
• Precision CNC-machined MAF flange.
• Quality welding by ASME-certified welder.
• Bead-rolled tube end.