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USD 464.7
Part #: MAG17976

Magnaflow 17976 4" Pro Series Filter-Back Exhaust System

2007.5-2019 GM 6.6L Duramax (All Crew & Ext. Cabs)
Part #: MAG17976
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The Magnaflow 17976 4" Pro Series Filter-Back Exhaust System for your 2007.5-2019 GM 6.6L Duramax has a lifetime backed stainless steel construction, a muffler-less design and mirror polished welded intercooled tips. This system provides the best value with a no hassle emissions legal design.

  • Made In The USA!
  • Filter-Back Exhaust System 
  • 4" Mandrel-Bent Stainless Steel Construction
  • 300 Series Stainless Steel Polished Intercooled Tip
  • Lifetime Construction Warranty
Note: All Crew & Extended Cabs applies to GM 2500HD/3500HD Pickups. This kit is not intended for use on Cab & Chassis applications. 


  • MFG. Number 17976
  • Manufacturer Name MagnaFlow
  • Shipping Weight 50.00 lb.
  • Shipping Length 12 in.
  • Shipping Width 57 in.
  • Shipping Height 16 in.
  • Fuel Type Diesel
  • Diameter 4"
  • Exhaust Exit Single
  • Exhaust Type Filter-Back
  • Material T409 Stainless Steel
  • UPC 888563069470
  • Warranty Yes
  • Warranty Info Lifetime
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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