Bonalume Blow Off Noise Power Pop Off Multiair Abarth / Alfa Romeo
Bonalume Power Pop Off spacer made from anodised billet alloy.
Allows the engine to vent the unwanted boost into atmosphere for the blow off / dumb valve noise.
Faster boost recovery between gear changes and improves throttle response.
THE ALL NEW PPMF EXTERNAL EXHAUST SYSTEM ON ORIGINAL MULTIAIR ENGINED VALVE FOR ABARTH – ALFA – FIAT – LANCIA
New product created specifically for those who just want to hear the classic puff of boost releasing.