Perrin Performance [13-16 BRZ/FRS/86] Intake Hose - Black | PSP-INT-430BKThe PERRIN Performance Intake Hose. This hose has been crafted using multi layer silicone fibers and has been designed with a larger inner diameter to allow a greater amount of air to smoothly enter your engine with no restriction. DETAILS: Crafted using multi layer silicone fibers with steel support wire that adds rigidity to prevent collapse Smooth interior walls limit air turbulence 3" internal diameter Black finish Includes a pair of stainless