2017-2024 FULLY POLISHED T304 Duramax 6.6 Stainless Steel 5" Exhaust
SKU: 83195938448

2017-2024 FULLY POLISHED T304 Duramax 6.6 Stainless Steel 5" Exhaust

Sale price$427.50 Regular price$475.00
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Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

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Description

2017-2024 FULLY POLISHED T304 Duramax 6.6 Stainless Steel 5" ExhaustAre you a big dog? The best of the best and nothing else for your truck? THIS is the ultimate exhaust for the 2017+ 6. 6 Duramax. T304 Stainless Steel, Fully polished. SEMA ready (no bluetooth drive shafts included). This is a 5" Downpipe back single exhaust system that compares to the 680NM or SS680NM system by FLO PRO and similar systems by MBRP and Jamo for the 2017 2019 6. 6L, 2500 3500 W OEM 4 BOLT FLANGE EC CC SB LB DUALLY, PICKUP ONLY. This kit

Are you a big dog? The best of the best and nothing else for your truck? THIS is the ultimate exhaust for the 2017+ 6.6 Duramax. T304 Stainless Steel, Fully polished. SEMA ready (no bluetooth drive shafts included).
This is a 5" Downpipe back single exhaust system that compares to the 680NM or SS680NM system by FLO-PRO and similar systems by MBRP and Jamo for the 2017-2019 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:

  • 5" Downpipe Back Race Exhaust
  • No Muffler
  • Easy Install
  • T304 Polished STAINLESS STEEL - NO CHEAP ALUMINIZED STEEL HERE!!
  • Single Side Exit
  • All cab size and bed length configurations
  • 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
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 83195938448

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4.4 ★★★★★
Based on 1017 reviews
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Verified Purchase
Kurtiss s.
Los Angeles, US
★★★★★ 5
Works as it should.
Size: 300A Fuse Holder
I’ve had several of these in my build for over a year now. Zero issues.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 3, 2025
C
Verified Purchase
Clint
Lowell, US
★★★★★ 5
Good brand
Size: 300A Fuse Holder
Good product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 5, 2025
M
Verified Purchase
Meeikal
Chelsea, US
★★★★★ 5
Solid choice for fuse holder
Size: 300A Fuse Holder
It’s awesome, solid connections for running 0 gauge wire. No issues after using for months! Might upgrade to using 0 gauge wire ferrules to use with this but for now everything is working well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 14, 2026
D
Verified Purchase
Dana
Dallas, US
★★★★★ 5
Would buy again
Size: 300A Fuse Holder
Works as described
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 13, 2026
W
Verified Purchase
Will Peppers jr
Waukegan, US
★★★★★ 5
I can wire my 0gage wre finally
Size: 300A Fuse Holder
The speed of service and delivery fused at different Amps voltage to purchase appearance is always a great addition and skar audio is always a head of the game I love skar audio I have been running their RP series amps I have all of them except the 4500.1 I bought this for my 07 Wolfsburg jetta with a 15 dual 2ohm down to 1ohm with the RP 3500.1 and it slumps and hits so low the skar box foe my single 15evl series..is tuned to 30htz..n when it hits that level and lower man u know it ..o call it the 23htz (23hurter)..explosive always excellent quality and functionality thanks 😊
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Reviewed in the United States on January 28, 2025

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