We get a lot of calls asking what our fuel injector cleaning service area includes. Currently we provide fuel injector cleaning service to all fifty states, Canada, Mexico, Puerto Rico and several over seas countries. Our location is in Mooresville, North Carolina, but our service area is unlimited. If you need fuel injector cleaning service, contact Race City Injector today and we will help you through the process of shipping us your fuel injectors. Currently the USPS provides a flat rate box for around $6.00 that allows the package to be delivered in 2-3 days nationwide.