Key features

• •★-OEM Part Number: 28146. Please check the product information and illustrations carefully. If there is any problem, please contact us in time.
• •★-Specification: Voltage: 12 V; Dimension: 206.2 * 108 * 163.6 mm; Placement on Vehicle: Front, Left, Right. Fitment: Replacement for GMC Chevy Ford.
• •★- Greatly Reducing Noise: The 12V Electric Vacuum Pump is not always running, it will do intermittment work according to the degree of vacuum to reduce noise. At -0.004MPA to -0.006MPA, the switch is turned on and the vacuum pump is running.The pump is designed to kick on when the vacuum falls below -0.04 MPA and kicks off around -0.06 MPA
• •★-Provide Vacuum to Power Brake Booster: Self adjusting inline vacuum switch, cycles the pump on & off.Operates when vacuum drops below 18 inches and turns off when over 22 inches.Ideal for cars when the proper amount of vacuum is not being generated.
• •★-Electric Vacuum Pump Kit Packing Include: 1x 12 volt Pump; 1x Relay; 1x Vacuum Pressure Switch; 1x Vacuum Hose; 1x Mounting Hardware Kit.(As shown in the picture)