STONE Valvetronic system

The STONE Valvetronic system was researched and developed by STONE independently, we do not use a common kit from the market, so the failure rate is extremely low.

 Valve drive motor: the core of the valve actuation, we insist on using German BMW OEM parts to make sure that it works in extreme environment.

The connector of a drive motor, STONE EXHAUST insists on using German BMW OEM parts to make sure that it's waterproof and dust-proof under chassis.

High heat dissipation fixed base, it's made by SUS304 stainless steel that makes sure to decrease the heat source form exhaust.
The transmission components that we design was made by the CNC process, the whole structure will be more stable and reliable.

The valve we design, it's very different from a traditional vacuum valve, needless any vacuum source and complicated wiring in your vehicle. 
No more problems of inside rubber aging as in a traditional valve. 

The STONE Valvetronic system connected to the car by OBD2, it makes the valve control become very easy and fast.
There are three modes that we provided: ON / OFF / AUTO. 

You can change the mode very fast with the STONE remote control depends on the situation that you faced.

As a boutique packaging, let the STONE Valvetronic system become the perfect match with your vehicle.

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