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Part #: PPE117000600

PPE 117000600 3" Stainless Steel Downpipe

2011-2015 GM 6.6L Duramax LML
Part #: PPE117000600
  1 Review
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  1 Review


The PPE 117000600 3" Stainless Steel Downpipe for your 2011-2015 GM 6.6L Duramax LML allows you to removed your crushed oval stock downpipe and replace it with a smooth round, long lasting 304 stainless steel down pipe. Spiral wrapped with titanium woven thread for superior heat that's held in place with stainless steel clamps.

  • 3" Mandrel-Bent
  • CARB E.O. D-701-4 
  • Titanium Woven Heat-Wrap  
  • 304 Stainless Steel Construction 


  • MFG. Number117000600
  • Manufacturer NamePPE
  • Shipping Weight8.00 lb.
  • Shipping Length10 in.
  • Shipping Width21 in.
  • Shipping Height8 in.
  • EO NumberD-701-4


Great Quality
Location: Indiana
Bought this downpipe when I deleted my 2014 Silverado. The fitment and quality are awesome. Have felt with PPE products prior and will continue to buy there stuff years from now.

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Most Popular Questions

Can you leave the factory heatsheild off after installing this? Installation
View Staff Answer 

Yes you can but we recommend wrapping the downpipe with a heat wrap.