Perrin 93-07 Subaru Impreza/02-07 WRX/04-07 STi 15mm Polyurethane Exhaust Hangers -EACH - paASM-EXT-105 import_2022_03_21_012537 and gradual taper from top

and gradual taper from top to bottom turbulence is eliminated

17mm) Max Wall at Crown : 0

2458cc Forced Induction::Intercooler Ducting 2015-2017 Subaru WRX STI Limited H4

They are also much easier to install with one squeeze of the Oetiker crimping tool

Upper & Lower Size : Standard Min Std Tunnel Size : 2

Perrin 93-07 Subaru Impreza/02-07 WRX/04-07 STi 15mm Polyurethane Exhaust Hangers -EACH - paASM-EXT-105 import_2022_03_21_012537 and gradual taper from top*Why do you need exhaust hangers?* When new, OEM rubber exhaust hangers are fine for the stock exhaust system. But they simply don't hold up or perform well in performance applications. Over time rubber breaks down and increases the amount of exhaust system movement. This excessive movement can damage the exhaust system as well as allow the hot tip to contact the bumper. PERRIN Polyurethane exhaust hangers are extra stiff to help keep your exhaust