Even thought this has been beaten to death, and then beaten some more, look here: https://www.google.com/webhp?source...ranty+voided+focusst.org+site:www.focusst.orgDoes anyone know if a full Roush catback system on at 2016 ST will void my warranty? What other upgrades might void my warranty? Car has 2500 miles on it.
Thank you.Even thought this has been beaten to death, and then beaten some more, look here: https://www.google.com/webhp?source...ranty+voided+focusst.org+site:www.focusst.orgDoes anyone know if a full Roush catback system on at 2016 ST will void my warranty? What other upgrades might void my warranty? Car has 2500 miles on it.