Perrin Performance FMIC Boost Tubes For Subaru WRX STI (2015-2021)

Perrin Performance 15-21 Subaru STI FMIC Black Boost Tubes w/ Black Silicone Couplers

Here, you are looking at the PERRIN Performance Boost Tube Kit. These are intercooler pipes designed to work with the PERRIN Performance Front Mount Intercooler (sold separately). These are made using mandrel-bent aluminum construction to deliver a fast and smooth transition in boost, without expanding under pressure.

Details

• Black  powder-coated finish
• Black silicone couplers
• CNC mandrel bent from aluminum tubing for better weight reduction
• Every boost tube has an oversized beaded end to ensure the hose clamps and couplers stay connected
• 2.25" piping diameter
• Includes coolant expansion tank in a black powder-coated finish
• Includes coolant overflow tank in a black powder-coated finish
• Includes hardware and BOV adapter flange
• Designed to use with the PERRIN Front Mount Intercooler (sold separately)