Take a stand against conformity by upgrading your car with Sephia Short Shifters. Reduce the throw of your stock gearbox with a Short Shifter. Modify your ride with Sephia Short Shifters today. Short Shifters make changing gears more efficient and reduce 0-60, quarter-mile and overall lap times. Sephia Short Shifters are essential. A great first modification to your vehicle is a Short Shifter. Reduce the throw and have more go by switching to a Short Shifter.