Originally Posted by
Roelof
Tsais is a brand with rear exhausts but yes, I do believe it can not be as good as a good racing pipi at the side of the car.
yeah i almost bought one of those but they were on back order for 3 months and they cost like 1/3 the car, so i said lets spend 40 bucks and then do trial and error when its running, i got my rs4 to about 65-69 at full