Fragola Performance Systems - 12AN Male to 18mm x1.5 Male Adapter Fitting Running a free (idler) hub

Running a free (idler) hub on the left rear allows the inside rear wheel to spin freely through corners

Blow Off Valve - Hybrid - Recirculating - Mounting Flange / Diverter / Trumpet / Whistling Included - Aluminum - Black Anodized - Subaru STI 2003-08 / WRX 2014-22 - Each

Fitting - Hose End - AQP Socketless - 120 Degree - 6 AN Hose Barb to 6 AN Female - Aluminum - Black Anodized - Each

Driving Suit - GK2 - 1-Piece - Single Layer - Nylon - Boot Cut - Black / Blue - 6X-Small - Each

Bulkhead Plate - AC and Heater - 4 Port - Inline - Two 10 AN Male to 5/8 in Hose Barb - One 10 AN Male - One 6 AN Male - Aluminum - Polished - Each

Fragola Performance Systems - 12AN Male to 18mm x1.5 Male Adapter Fitting Running a free (idler) hubFitting Adapter Straight 12 AN Male to 18 mm x 1. 50 Male Aluminum Black Anodized Each