CS-0540

The most suitable is small or middle class vehicles with NA engine, light vehicles such Japanese K-car with turbo, HONDA with VTEC, MAZDA or other small sport grade vehicles.

CS-1050

The most suitable is middle or big class vehicles with NA engine (TOYOTA, NISSAN, MITSUBISHI or imported car).

CS-1550

The most suitable is middle or big class vehicles with turbocharged (TOYOTA, NISSAN, MITSUBISHI, flat engine or rotary engine).