Using this Dress Up Bolts Strut Tower Bar Kit is easy. First, make sure your car is parked on a flat surface and the engine is off. Refer to the detailed installation instructions that come with the kit to replace the 4 large bolts and 2 large nuts with the 6 Titanium pieces provided. When choosing a color, pick the one that suits your car's style. As for maintenance, regularly check the tightness of the bolts and nuts to ensure they stay secure. Since the fasteners are corrosion - resistant, you don't need to worry too much about rust. But if you notice any dirt or debris on them, you can simply wipe them clean with a soft cloth.