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SS20141-432027 Flo-Pro 4" Down Pipe Back Exhaust - Stainless Steel GMC/Chevy 6.6L Duramax 2020-2022 - Open Box Sale

Référence fabricant: SS20141-432027
Fabricant: FloPro Exhaust
Flo~Pro Stainess Steel 4" Down Pipe Exhaust kit for your 2020+ GMC/Chevy Duramax 6.6L L5P turbo diesel 2500/3500HD pickup. This pipe kit will only fit models equipped with the OEM style 4-bolt flange off of the turbo direct pipe. Comes with muffler. Race tuning required.

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Spécifications produits



To purchase this product, you must accept the terms of the OFFROAD RACE-ONLY DISCLAIMER. Click HERE to view.

Ancien prix: $1,140.00

Open Box Sale

Note: This kit was installed in a customers truck for 1 week and then removed after the customer requested a 5" stainless exhaust system installed in place of the 4" Stainless. 


Stainless 4" Downpipe Back race kit that replaces your stock exhaust with FloPro's aluminized exhaust. Their contour 4" mandrel bent exhaust system comes with all required clamps, pre weld contour bent hangers, and stronger flanges all to help you ease through the install process. This kit will help improve torque, milage, throttle response and make your truck sound great!


  • 4" Downpipe Back Exhaust System
  • Stainless steel
  • Mounts to OEM hangers
  • Easy install
  • Includes muffler