2003-2007 6.0L FORD POWERSTROKE (ALL CREW & EXT. CABS) (W/ STOCK CAT. CONVERTER) /MBRP 4" PERFORMANCE SERIES CAT-BACK EXHAUST SYSTEM S6208P 2003-2007 6.0L FORD POWERSTROKE (ALL CREW & EXT. CABS) (W/ STOCK CAT. CONVERTER) The Best Systems Start with the Best MaterialsBuilt from heavy duty aluminized steel our Performance Series exhaust systems offer a value price without... MSRP: Was: Now: $364.99 Add to Cart The item has been added