Welcome to Lethal Injection LLC. Your one stop shopping location for Performance Vehicle Optimization.    Lethal Injection LLC. is here to help ensure that your vehicle is at it's peak performance. With tuning knowledge, and experience in building performance vehicles we're guarenteed to save you money!

Our small team of certified technicians are here to help reccomend the proper services in order to reach peak performance. Our staff has knowledge on all of the products offered on our website, and are standing by to take your calls.