Pop off the smart sleeve with dedicated stainless steel

Double piston Pop-Off valve with internal vent, for recirculation like the original black ones, but with load and indestructible reinforced system.

DOUBLE STAGE Pop-Off valve with external vent WITH DOUBLE TYPE OF SOUND ! The first possibility is the puff produced by the POPOFF valve itself while the second possibility produces a puff produced by the Turbocharger that can be chosen directly from inside the passenger compartment by simply pressing a switch, when preferred. It can be installed on numerous cars including Fiat Punto GT, Fiat 500 Abarth, Renault 5 GT, Lancia Delta, Ford Escort Cosworth etc. and many other cars.

Pop-Off plug and play valve with sealing o-ring (not diaphragm as original) with internal vent with opia light alloy spring with internal vent

Plug and play emulator to be connected when the original Fiat 500 Abarth pop off valve is removed so that the "engine failure" warning light comes on when the original electric pop off valve is removed from the system.

Valve Pop-Off valve with a diameter of 50.5 mm, the biggest in the world.

Pop-Off Valve double-piston vented outside for Subaru.

ProtoXide Pop off valve specific for all Renault engines with 1600 engines

ProtoXide external vent pop off valve specific for all Ford Focus ST 250hp 2000 turbo engines

Universal double-piston Pop-Off valve with external vent that can be installed on any car with a turbocharged gasoline engine.

Valvola Tial per gewstire boost controll e con diametro valvola di  la più grossa al mondo da installarsi su motori turbo per sfiato esterno completo di adattatore da applicarsi su manicotto. 

Pop-Off Valve with external vent for diesel engines.

Megane RS 2000 16v Turbo 250hp double piston pop-off valve with external vent, specific for all engines.

Valve with vacuum control - pressure

Pop-Off valve 1400 Opel Mokka double piston with external vent, specific for this engine complete with adapter and everything needed to install it.

Tial blow off valve with internal recirculation

Pop-Off valve with double light alloy spring