2011-2015 LML Duramax FLO-PRO Downpipe Back Single Exit Exhaust

Upgrade your 2011–2015 GM 2500HD/3500HD 6.6L Duramax with the FLO-PRO Downpipe-Back Exhaust System. This single-exit system is built to maximize exhaust flow, improve turbo response, and deliver a deep, aggressive exhaust tone for towing and performance applications.

• Fits 2011–2015 GM 2500HD/3500HD 6.6L Duramax
• 4"/ 5" stainless steel or Aluminized steel construction
• Downpipe-back single exhaust system
• Available with or without muffler 
• Improved exhaust flow & turbo performance
• Direct-fit installation

For off-road use only where applicable.