Absolutely true as they made several different types of Limited Slips and most don't know the difference but for some reason you always find someone who will throw their two cents in who wasn't ask for it (opinion) that don't really know!...As long as I've been around Mustangs 45 years there are lots of people who hasn't had many that knows it all and I still don't know but look to listen and learn even after having 36 not counting the other 30 Fords!