cng MAP sensor Voltage:12V SICHUAN TONGXIN FUEL GAS EQUIPMENT CO, LTD is a manufacturer which produces CNG fuel gas equipment. It ... CNG kits: CNG reducer, Valve, CNG cylinder, gas filling valve, electro magnetic valve, electronic control unit, high-pressure tube, mixer, diaphragm, and pressure ... products and quality, especially with our independent innovation product--CNG reducer - ISO9001, 2000.