Using this Cobb short shifter is straightforward. First, refer to the included installation guide for a step - by - step process. It's an intermediate - level installation, so if you're not confident, consider seeking professional help. When adjusting the shift knob height, you can set it 1' higher or 1' lower according to your preference. To adjust the throw length, you'll need to cut the trim ring first, then set it from 10% longer to 25% shorter. Make sure to use compatible factory or aftermarket shift knobs. For maintenance, keep the shifter clean and check the steel socket - head screws regularly for tightness. Avoid using abrasive cleaners on the anodized black finish. With proper use and care, this shifter will serve you well for a long time.