Corvette Performance Without Limits!
Corvette Performance and Corvette Dyno Tuning
We have the knowledge and the best equipment available to successfully and accurately satisfy your performance needs. We specialize in and are dedicated to quality high performance modifications on all LS1, LS2, LS3, LS6, LS7 and LS9 GM motors. Although Corvettes are our specialty, we confidentially upgrade most all other vehicles that use the engines we have just described, the LSx GM engine.
Call for a performance evaluation appointment today.
Chassis Dyno Tuning
LS1, LS2, LS3, LS6, LS7 and LS9 GM motors & aftermarket computers
EFI Live Software / Accel EFI / Big Stuff 3
Speed Density Tune (2, 3 Bar Applications)
Email Excelsior Motorsports
1324 Industrial Ave Suite B
Escondido, CA 92029