This is perfect for people who daily drive their S550 Mustang and would like an increase in power but not have to run premium gas regularly. Or for those that only want to run performance tunes at the track as the insert can be easily removed and re-installed.
Note: Only compatible with 555-3194.
Beefcake Racing is an Authorized Dealer for Steeda, call 1-855-827-7223, 9am-9pm EST
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov