05-06 Chevrolet C6 Corvette Aft-cat System Installation Instructions

Installation instructions:
1.) Raise and support vehicle.
2.) Lubricate factory hangers/clamps retaining stock system with penetrating oil.
3.) Using a 10mm wrench, remove fasteners retaining rear factory hangers to vehicle frame.
4.) Using an assistant to support the mufflers and cut mufflers from the stock over-axle pipes with a reciprocating saw and remove from vehicle.
5.) Loosen stock band clamps, which attach over-axle pipes to forward exhaust pipes; remove over-axle pipes from forward exhaust system and vehicle.
6.) Remove fasteners, which attach spring hangers to stock exhaust pipes at mid-point of vehicle.
7.) Remove fasteners, which attach stock exhaust pipes flanges to outlets of converter pipes and remove exhaust pipes from vehicle.
8.) Using two supplied clamps over inlets of “X” muffler and insert inlet pipes into inlets. Do not tighten clamps fully.
9.) Attach muffler assembly to converter outlets and suspend from spring hangers with stock hardware.
10.) Position two supplied clamps over muffler outlet pipes, feed over-axle pipes over transaxle and insert into slip connectors. Do not fully tighten clamps at this time.
11.) Position two supplied clamps over slip connectors of tip inlet pipes and install pipes onto over-axle pipes.
12.) Transfer rear muffler hangers from stock mufflers to supplied tips and install tips onto inlet pipes with supplied clamps.
13.) Align system starting from the rear and tighten all clamps and fasteners.

Source