Magnaflow 4" Aluminized Cat-Back Pro Exhaust System

2001 - 2007 6.6L GM Duramax LB7 LLY LBZ
All Crew and Ext. Cabs

$297.85
SKU NWD-18931

18931

The Aluminized PRO Series has a limited 1 year warranty with an aluminized muffler and no tip. This allows for some customization with an added tip at the best value on the market.

  • Mandrel Bent Tubing
  • Aluminized Construction
  • Increased Horsepower and Torque
  • 1 Year Limited Warranty
Year Make Engine

2001 - 2004

GM Duramax

6.6L LB7

2004 - 2005

GM Duramax

6.6L LLY

2006 - 2007

GM Duramax

6.6L LLY / LBZ