I don't believe the brake booster piece was cracking, but there was a post where somebody had trimmed the liner away to provide more clearance for it. I just did my kit yesterday and will check for a witness mark and do the same if needed.
Installed this kit last night. Took it out for a quick trip, and definitely noticed it woke the car up down low. It was raining, so couldn't really compare the amount of tire spin on full throttle compared to before. I'll take it out again today, but overall very happy with this kit so far.
I...
Hi all,
My name is Merle. I just picked up my 11th Mustang, first s550. It is a 2019 GT Premium with 401a, active exhaust and PP2. Drove the car home 450 from PA last Thursday, what a great first drive! I immediately left the car home for a week's vacation, so I've been considering mods. May do...