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Magnaflow MF17977 4in S/S Exhaust System

Magnaflow 4" S/S Dual Exhaust System
Ford 6.0L Powerstroke Diesel
SRW & DRW 03-04 Pickups


Sku # : MF17977

Product Detail

These exhaust systems are Custom Tuned for use with our performance chips and tuners!!! Each exhaust system is precision manufactured using 409 Stainless Steel. Complete Turbo Back Mandrel Bent Stainless Steel bolt on 4” Exhaust.

The advantages of the larger pipes are:
  • Lower Exhaust Gas Temperatures
  • Horsepower increases of 22 hp to 27hp and 35 to 42 ft/lb of torque
  • Increases in fuel mileage of up to 1.5 MPG.
System Features:
  • 4" Turbo Back
  • 4” Mandrel bent 409 Stainless steel pipes
  • 4” Straight thru Magnaflow XL Series Stainless Steel Muffler
  • 4” downpipe increased low and mid range torque
  • System will lower exhaust Gas Temperatures as much as 200 degrees
  • Pre welded stainless steel hangers
  • Stainless steel clamps
  • Dual full length tail section with rear side exit
  • No welding required
  • 6-Year Warranty
This kit fits all 2003-2004 Ford 6.0L Powerstroke Diesel cab and wheel base configurations!
Installation Instructions

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Magnaflow 4" S/S Dual Exhaust System
Ford 6.0L Powerstroke Diesel
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