In a message dated 10/1/99 11:19:47 PM Eastern Daylight Time, Leuck@concentric.net writes: << I was looking under my 4kq today and it appears that my car has two mufflers! Why is that? Thanks Jeryd >> I believe that your center is a resonator and the rear is the muffler. The center resonator is just to quiet things down. The really restrictive one is the rear muffler. Javad