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5 inch V-band EWG port
3L 4" Turbo Back Exhaust w/ Muffler (421110)
5-2005 Duramax LLY DSP5 Switch (FTDSP5LLY)
and a lower pour point
the PPE filter incorporates a steel-NBR poppet and a precision coil spring to ensure a proper seal and consistent performance
2008-2010 Powerstroke 6.4L 4" Downpipe Back Exhaust No Muffler (421007) 2002 5 inch V-band EWG port2008 2010 Powerstroke 6. 4L 4" Downpipe Back Exhaust No Muffler (421007) Constructed out of 16 gauge aluminized steel or T409 Stainless, this exhaust system is designed to simplify installation with included clamps, preweld contour bends and improved flanges. Enjoy a noticeable boost in performance, lowered EGTs and amplified air flow with this Flo~Pro system. For powerhouse performance, Flo~Pro delivers horsepower you can hear!