The short answer: YES!
A car with it's alignment off is not going to work as efficiently as that same car would if everything were aligned properly.
The human body works much in the same way. Minor (or major) assymetries in the hips, spine, and shoulders can hinder performance and even make injury more likely.
Most professional sports teams have long since acknowledged that having their athletes receive regular chiropractic care can optimize performance, like a finely tuned racing engine!