ONLY 5 SETS LEFT! 2015-2019 Ford Mustang S550 Side Skirt Extensions (Side Rocker Panel Extensions/Add-on) BUILT WITH SUPER STRONG HIGH DENSITY POLY-CARBONATE MATERIAL AND NOT CHEAP MATERIAL LIKE THE HDPE OR ABS PLASTIC! SUPER EASY INSTALLATION IN 30-60 MINUTES AND YES WE CAN SHIP CANADA WIDE! (PLEASE CALL FOR AN ESTIMATE) SIDE SKIRT'S FOR ALL S550 2015-2018 FORD MUSTANG'S MODELS! (NOT COMPATIBLE WITH SHELBY GT350 & GT350R MODELS) PLEASE CHECK WITH FORD TO VERIFY IF SIDE ROCKER PANELS ARE THE SAME AS 2015-2018 FORD MUSTANG MODELS BEFORE PURCHASING) It should be the same length as I have had a GT350 owner bought a set from me and had no issues and it was not returned. GET THE WIDE BODY LOOK WITHOUT HAVING TO MODIFY OR REMOVE YOUR STOCK ROCKER PANELS! Advantages of buying our 2015-2018 Ford Mustang S550 Side Skirt Extensions: It will give your car the Wide-Body look and also a much meaner stance without having to do any modifications to your car! The Super High gloss Black Finish looks amazing and will outshine any other material compared to ABS or HDPE. It is impact resistant. Polycarbonate is up to 10 times more impact-resistant than any other plastic or glass. UV Protection: It provide 100% protection from the sun's harmful UV rays. This add-on will completely change the look of your car and it's 1/4" Inch thick which completes the look of the side skirt extensions! This "WILL NOT" replace your stock rocker panels and will screw and tap onto your stock S550 rocker panels within 30-60 minutes. Doing this by hand will take a little longer but if you can jack up the vehicle this will give you the height to easily drill the self-tapping screws in easily and you should be done in no time! If you have any questions please call me at 613-294-5374.