MK4 BOOST GAUGE installation

Hi,
The Yellow wire is connected to the 30 (red)
The Red wire is connected to the 75x (yellow)
The Black wire is the ground connect it to the bolt on the top left
The Orange wire is connected on the "fog light relay" it's so the gauge can deem when you turn the lights on at night.
make sure the splitter "T' the gold end part goes to your gauge and the other sides between the fuel pressure regulator.
GlowShift Gauges:
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step 2: buy it :)
Also, a great source that helped me out:
• Boost Gauge and Oil Te...