my car has 3.90's in it, and they are even freshly installed. but i only have like 20 miles on the car....so not enough time to add good feedback yet, but i will more than likely be putting a few miles on it here fairly quickly.
my car has 3.90's in it, and they are even freshly installed. but i only have like 20 miles on the car....so not enough time to add good feedback yet, but i will more than likely be putting a few miles on it here fairly quickly.