PERRIN Throttle Body Hose - 2002-2007 Subaru WRX / 2004-2021 STI SS-Image-Transfer Whiteline's arms are designed to

Whiteline's arms are designed to maintain correct rear geometry at the lowered ride height

transfer gearboxes and hypoid differentials with limited slip system operating under shock

Compatible with most fuels such as alcohol

Create and manage tune files using a mobile app—no laptop required

PERRIN Throttle Body Hose - 2002-2007 Subaru WRX / 2004-2021 STI SS-Image-Transfer Whiteline's arms are designed toPERRIN Throttle Body Hose Subaru WRX 2002 2007 STI 2004+ RallySport Direct carries a great selection of aftermarket performance products brought to you by PERRIN Performance. Here, you are looking at the PERRIN Performance Throttle Body Coupler. Over time and mileage, your factory intercooler coupler can become dry and crack over time due to engine vibration, and like all things, it can become deteriorated due to the elements. This could cause boost