yes they are a direct bolt on. MSDS will be a much better flow but their y-pipe needs to be modified b/c they did a terrible job. There is a 17% difference in airflow from bank to bank on their y-pipe. just something to think about.

1998 T-Red SVT (SOLD) #4230 BOD-12/5/97 99 3L and stuff 2003 Jaguar X-Type