For blow-thru MAF and custom intakes - weld this flange to the aluminum intercooler pipe to mount the mass airflow sensor in blow-thru configuration. Precision CNC machined and radiused for the pipe diameter. Fits the smaller Denso MAF used on Subaru WRX/STI starting in 2008. Includes M4 mounting screws.

• 3" pipe diamter
• Weld this flange to aluminum pipe to mount the mass airflow sensor.
• Precision CNC machined out of 6061 aluminum.
• Also Available machined for the following pipe diameters (please contact us to order):
• 2.00"
• 2.50"
• 2.75"
• 3.50"
• 4.00"
• Engraved with an arrow to indicate airflow direction.
• Includes JIC-spec. M4 mounting screws.
• 1.23" (31.2mm) bore diameter, 2.15" (54.6mm) between screw holes.
• Made in USA.  KS Tech have been making these since 2006 and have sold and used thousands