For the best in starting your car, turn to MSD. An MSD STS ignition system is the most foolproof way to make your car start reliably and return more power. The STS ignition systems that we have are all from this famous manufacturer and are guaranteed to have your car up and running in no time. A new STS ignition wouldn't be complete without spark plug wires. The STS MSD spark plug wires are the perfect way to compliment the STS MSD ignition that you installed. Together, these products will make your car rev easier and idle smoother. You will save gas and make your car more powerful by upgrading the STS ignition system.