Q: Is it easy to install?
A: Cougar Motor h7 bulbs lights are lossless installation, not need to change the circuit of the original vehicle., it can be used immediately after being pulled out and inserted.
Q: Why does the h7 lights have flicker/error issue when light on?
A: For some vehicles, the computer systems are sensitive to the light bulbs, we can offer you the light bulb decoders/resistors to solve the problem.
Q: After installing the bulbs h7, got the uneven light pattern.
A: The poor lighting effect of bulb h7 are caused by the incorrect installation position. Generally, light chips face 3 oclock and 9 oclock, the beam pattern is the best.