SKU: 1734006625

2020-2024 Duramax 6.6 Stainless Steel 4" Full Exhaust

Sale price$248.40 Regular price$276.00
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Description

2020-2024 Duramax 6.6 Stainless Steel 4" Full ExhaustThis is a 4" Downpipe back single exhaust system that compares to the 20141NM or SS20141NM system by FLO PRO and similar systems by MBRP and Jamo for the 2020 2024 6. 6L, 2500 3500 W OEM 4 BOLT FLANGE EC CC SB LB DUALLY, PICKUP ONLY. This kit allows you to remove the restrictive OE exhaust system, it will open up your exhaust system and lower your EGTs. This exhaust system does not include a muffler and is intended for race trucks only. Comes with all

This is a 4" Downpipe back single exhaust system that compares to the 20141NM or SS20141NM system by FLO-PRO and similar systems by MBRP and Jamo for the 2020-2024 6.6L, 2500/3500 W/ OEM 4-BOLT FLANGE EC-CC/SB-LB-DUALLY, PICKUP ONLY. This kit allows you to remove the restrictive OE exhaust system, it will open up your exhaust system and lower your EGTs. This exhaust system does not include a muffler and is intended for race trucks only. Comes with all the required clamps, pre-weld contour bent hangers, and stronger flanges to help you cruise through the installation process. This kit not only sounds great, but will improve fuel mileage, throttle response, and torque in your 6.6L.
  

Features:

  • 4" Downpipe Back Race Exhaust
  • No Muffler
  • Easy Install
  • 409 STAINLESS STEEL - NO CHEAP ALUMINIZED STEEL HERE!!
  • Single Side Exit
  • This exhaust is designed to work with our aftermarket downpipe available HERE
  • Exhaust will work with most other aftermarket downpipes and may work with OEM downpipe, but again, it is designed to work with our downpipe for guaranteed fitment.

Manufactured by ProPower Diesel in the USA.

IMPORTANT NOTE
In 2017, GMC made a production change in the connection between the catalytic converter and the turbo direct pipe on the L5P. Please ensure you have the newest 4-bolt style flange before ordering.

Shipping Notes
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Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
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SKU: 1734006625

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Naomi
Port Orchard, US
★★★★★ 5
Great product!
Format: Paperback
Passed AANP first time! Definitely recommend!
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Reviewed in the United States on March 30, 2025
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M.D.
Omaha, US
★★★★★ 5
Definitely Recommend
Format: Paperback
This book is very helpful and I definitely recommend it as a resource. It simplifies complex concepts and is organized by body system. It highlights the major health conditions in each body system and provides a simple and concise explanation. At the end of every concept a mini quiz is offered to test comprehension. I’ve found this book very useful during the semester and I’m sure I’ll find it helpful for boards.
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Reviewed in the United States on March 21, 2024
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Andrew Strom
Carnegie, US
★★★★★ 5
Great study aid
Format: Paperback
I worked through this book and used the on-line accompaniment prior to testing for my NP license. I passed, so I’d say it was effective!
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Reviewed in the United States on April 27, 2025
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LadyRN
Fort Morgan, US
★★★★★ 4
It's good but Leik is better
Format: Paperback
This is a fairly good review book for the FNP exam and I've had professors recommend it's use. However, the review book by Leik is better in that it delivers information in a short-and-sweet way that still covers the most crucial information. Fitzgerald requires a little more reading and unfortunately I just don't have the attention span for that anymore. I need short paragraphs, bullet points, and the most crucial information that will give me success for the FNP exam and Leik provides that a little more than this.
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Reviewed in the United States on December 11, 2023
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Amazon Customer
Massapequa, US
★★★★★ 5
Pick this one
Format: Paperback
One of my favorite review books. Used mostly while in the program to supplement the learning. Have recommended a lot.
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Reviewed in the United States on July 14, 2025

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