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17-23 L5P Duramax 3.5" Downpipe

Improve the performance of your motor!

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How it Installation?

Installation instructions

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Step 1 :

Remove the exhaust front pipe (4x15mm bolts) from the drain pipe, and dismantle the connection between the drain pipe and the exhaust system as well as the pipe support bracket connected to the engine block.

Step 2 :

1.Remove EGR Heat Shield, the upper installation bolts of the EGR and unplug the EGR temperature sensor.

2.Remove the EGR tube and set it aside, being careful not to damage the riveted gasket, which will require reinstallation later. Remove the sound insulation from the rear valve cover on the passenger side and take off the temperature sensor from the drain pipe.

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Step 3 :

Loosen V-band clamp at inlet for downpipe,Rotate downpipe counter clockwise for removal out the passenger side.

Step 4 :

Install the new pipe through the passenger side fender well, transfer and store the exhaust gasket, and allow your new lower pipe to be properly sealed to the rest of the exhaust system for reassembly.

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Step 5 :

Reinstall the sound insulation cover on the valve cover reversal step outlined above. Hoist the exhaust system back to its original position and reinstall the exhaust hangar.

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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TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5
TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5

TruckTok 2017-2023 6.6L Chevy L5P Duramax Diesel 3.5" Downpipe Exhaust

$229.19
  • Material: High quality stainless steel.
  • 3.5" Stainless Steel Pipe.4-bolt flange, two studs installed.
  • 20% better flow than the factory pipe.
  • Completely eliminates the DOC.
  • High-quality sealing ring to prevent oil leakage.
  • Quality tested for trouble-free performance.
  • More efficient removal of gas from the turbine, resulting in more power.
  • For 2017-2023 Chevrolet Silverado & GMC Sierra 2500 & 3500HD 6.6L L5P Duramax pickup trucks. Will not fit Cab & Chassis trucks.
  • Instruction Manual page: Click This
View Details

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