The Forge Motorsport blow off valve kit for Fiat 500 Abarth is a direct replacement for the oem diverter. As atmospherical system, this valve dumps the charge-air to atmosphere creating the well known specific wooosh sound. Piston operated, this valve provides both quicker throttle response and higher boost pressure maintain.
Specifications:
Direct bolt on
Atmospheric blow off sound
Internal twin pistons for faster response and durability
