Forge Piston Ram Dump Valve for Evo 4-X (FMDVEVO14) Innovate Motorsports PERRIN foam filters are made

PERRIN foam filters are made of reticulated polyurethane foam which offers a minimal amount of air

Porsche style 108mm CV's on both ends

The APR front wind splitter for 2015-2017 STi helps combat front end lift

Fits all Evo 7/8/9 manual transmission models

Forge Piston Ram Dump Valve for Evo 4-X (FMDVEVO14) Innovate Motorsports PERRIN foam filters are madeMade from billet aluminum, this atmospheric diverter valve dumps the charge air to atmosphere creating the "Whoosh" sound most commonly associated with rally cars. This increases both quicker throttle response and higher clamping load to maintain boost pressure more reliably. Vehicle Fitment: 2008 2015 Evo X (GSR, MR and Final Edition models) 2001 2006 CT9A Evo 7 8 9 (GSR, RS, SE and MR models) 1996 2001 JDM Mitsubishi Lancer Evolution 4 5 6 models