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2017-2019 Duramax 5" Turboback Exhaust With Muffler


2017-2019 Duramax 5" Turboback Exhaust (FLO 680)

Fits: 2017-2019 GM W/ 6.6L Duramax L5P w/ 4-bolt flange (Crew & Extended - Long, Short, and Dually Box)

The FLO-680 is a 5" Turbo Back Exhaust System by FLO-PRO for the 2017-2019 L5P Duramax. It's the perfect kit if you're looking to remove your stock components and replace it with high-performance & high-flow 5" piping from the Turbo back! You'll notice fuel mileage improvement, increased torque, and you'll have a much better sounding 6.6L!


  • 5" Downpipe Back Exhaust
  • Includes High-Flow Muffler
  • Increased Torque & Fuel Mileage
  • Aluminized

Part Number: FLO-680