Removal of Stock System: 1. Apply a penetrating lubricant liberally to all exhaust fasteners, hangers and rubber insulators. Figure 1 Figure 2 2. Loosen the nut on the band clamp located behind the catalytic converter using a 15mm wrench or socket. Refer to Figure 1. 3. Remove the muffler and tail pipe from the OEM rubber hangers. To remove the system in one piece, on 03-04 models, the bottom shock bolt of the passenger side shock must be removed. This is not required on 05 or 06 models.