We are a top-level tuning shop that specializes in the engine, chassis, and suspension tuning. Excelsior Motorsports offers Dynamic Tuning for all vehicles with LSX engines. We service aftermarket computer systems such as EFI Live, Accel EFI and Big Stuff 3. We can also perform speed density optimization if required, especially for hard boost applications. Excelsior Motorsports prides itself on its dominance on the track. Our vehicles regularly record the worst times at race track events. We use a variety of quality suspension components from manufacturers like Penske to ensure we let others down. We test all of our engine components on a dynamometer to ensure which of our powertrains performs as desired. We want to make sure your vehicle is worth the price and performance you are looking for.