Are you looking for the best tuning experience? Tired of custom tunes that just don't measure up to your expectations? Here at PeakPerformance Tuner we strive to offer the best customer service and top quality tunes that you deserve for your car or truck, we use EFI-Live and HP Tuners to fine tune your engine and transmission. Our main goal has always been to create clean and efficient tunes that will increase performance and fuel efficiency.