2007 GMC Sierra 3500 HD Exhaust Resonator

You can install the rear Exhaust Heat Shield and/or the front exhaust heat shield, the exhaust heat shield nuts, the rear exhaust heat shield and/or the front exhaust heat shield, the exhaust heat shield nuts, the rear exhaust heat shield and/or the front exhaust heat shield, the exhaust heat shield nuts and the catalytic converter.

You should install the Exhaust Manifold heat shield, and bolts, a new catalytic converter seal, the exhaust manifold bolts, the upper intermediate steering shaft, the steering shaft coupling bolt and nut, the spark plug wires, the catalytic converter to exhaust manifold nuts, and the left wheelhouse liner.

You should install the Muffler assembly, the insulator, the insulators to the front, intermediate, and rear muffler assembly hangers, the catalytic converter, the catalytic converter to muffler nuts, the rear shock absorber lower bolts and nuts, the rear axle vent hose, the vent hose swivel clip, and the spare tire.