All our packages went under extreme testing and is developed in-house, with a solid feedback by our development team.
Our packages are guaranteed with quality and assurance with performance results!
These packages are connected as a combination between hardware and software to insure vehicle daily performance capabilities.
EW Speed Shop packages are street legal -except for off-road packages.
2018 and newer S550 Mustang GT -expected gain 50hp per package
Please read the FAQs and Company Policy for more details and usage notes!