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Part #: AFE49-14003NM

AFE 49-14003NM Large Bore HD 4" Downpipe-Back Exhaust (No Muffler)

2001-2007 GM 6.6L Duramax (All Cabs & Beds)
Part #: AFE49-14003NM
$451.25
Quickships by next business day
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Description

The AFE 49-14003NM Large Bore HD 4" Downpipe-Back Exhaust (No Muffler) for your 01-07 GM 6.6L Duramax is engineered to perform in the most extreme environments. This system is constructed from mandrel bent 4" stainless steel tubing for maximum flow, increased horsepower, increased torque and lower EGTs. The system is available in a 4" down-pipe back without muffler. LARGE Bore HD exhaust systems are the perfect combination of performance, fit and value.

Installation is a Snap:
All systems use factory mounting locations providing stability and a hassle-free installation.

Leak-Free Seal:
High quality OE-style flange and band clamps are used for a complete 360 degree sealing surface.

Aggressive Sound:
A muffler-delete pipe is used for a true race-inspired sound and maximum flow.

OE Fitment:
OE-style hangers with bayonet tip are used to maintain a stable pipe location during high vibration and high heat conditions.

Flow and Performance:

LARGE Bore HD exhaust systems are constructed of 4" mandrel bent stainless steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGTs.

Features:
  • 4" Stainless Steel Construction
  • No Muffler - "Straight Pipe System"
  • Exhaust Tip Not Included

Specifications

  • MFG. Number49-14003NM
  • Manufacturer NameAFE
  • Shipping Weight73.00 lb.
  • Shipping Length60 in.
  • Shipping Width19 in.
  • Shipping Height14 in.
  • Diameter4"
  • Exhaust ExitSingle
  • Exhaust TypeDownpipe-Back
  • MaterialT409 Stainless Steel

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Questions and Answers

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Most Popular Questions

How does this fit all cab & bed lengths? I have crew cab & 6.5' bed.
View Staff Answer 
Answer
The AFE 49-14003NM Large Bore HD 4" Downpipe-Back Exhaust System (No Muffler) fits all cab and bed configurations with one kit because it includes a cut-to-fit mid-pipe.

You can see more detail in the instructions here: http://afepower.com/catalog/49-14003N...