2017-2023 DURAMAX 6.6L 4“ Dp-Back DPF Delete Race Pipe
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How it Installation?
Installation instructions
Step 1 :
Loosen the flange that secures the downpipe and DPF/exhaust pipe assembly. Remove all factory plugs and ventilation holes from the diesel particulate filter, tie them to the truck frame or remove them from the clamp connection.
Step 2 :
Remove the clamp from the downpipe of the turbine. Loosen the bolts on the fixture to a sufficient degree, and then use a flat head screwdriver to pry the fixture out of the flange at three positions. Remove the clamp. (Note: Keep the inventory clip as it will be used with the new system),
Step 3 :
Place the metal hanger on the downpipe #1 into the upper hole of the hanger bracket or rubber insulation board removed in step 5 above.Install the downpipe using the factory produced turbine belt clamp. Clamping fixture Down, so it can hold the pipe in place, but the pipe can still move. Re fix the hanger bracket to the transmission with bolts.
Step 4 :
Install tube #2 and the required extension tube based on the wheelbase length.Install mufflers and clamp hangers on the shaft neck and exhaust pipe，Insert a metal hanger onto the rubber insulator.
Step 5 :
Starting from pipeline #1, tighten the vortex band clamp and continue tightening until the rear connection is reached, checking the gap during tightening.
Step 6 :
1.Install the bracket. The M10 bolt will be screwed into the support bolt. Secure the transmission dipstick to the bracket using 1/4-20 bolts, nuts, and washers.
2.The bracket will hold the coolant hose connector in place.
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