2006 Chev/GMC 6.6L Duramax Diesel Regular Cab Long Box 137″ Wheelbase Instructions
Removal of Stock System:
1. Apply a penetrating lubricant liberally to all exhaust fasteners, hangers and rubber insulators.
2. Loosen the band clamp located behind the catalytic converter and disconnect the factory exhaust system.
3. Remove the exhaust system from the rubber insulators and remove from under the vehicle. If a hoist is not available for use, it may be necessary to cut the tail pipe behind the muffler for removal of the system.
Installation of MBRP Inc. Performance Exhaust:
1. Place the Slip Joint provided into the factory band clamp located behind the catalytic converter. Install the Extension Pipe into the Slip Joint and place the hanger into the factory rubber insulator.
2. Install the Muffler onto the Extension Pipe. Refer to Figure 3 for the proper direction of air flow through the Muffler.
3. Install the Tail Pipe from the rear of the truck, over the axle and attach to the Muffler Outlet. Install the tail pipe hanger into the OEM hanger, adjust for best axle clearance and Tail Pipe exit to complete.
4. Install the Hanger Clamp at the connection between the Muffler and the Tail Pipe and into the OEM rubber hanger at this position.
5. Install the provided clamps around pipes where needed. Adjust the tail pipe and check along the whole length of the exhaust system to ensure that there is adequate clearance around the spare tire, fuel and brake lines or any wiring. If any interference is detected relocate or adjust.
6. Make sure the exhaust is in place before tightening clamps. Start at the front of the exhaust system and begin tightening all connections.
7. Install and adjust Tip to suit. Using a 17mm wrench, tighten lock bolt located on Tip. A Tip is not included with “INSTALLER” or “XP SERIES” kits. Tips may be purchased separately, check with your dealer.
Congratulations! You are ready to begin enjoying the improved performance and driving experience of your MBRP Inc. performance exhaust system. We hope you enjoy your purchase.
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