You never said what you want the exhaust for. Its its for power save your money & buy down pipes. If for sound get the PE or IS factory version. IS is not quite as loud as the PE version.
2014 BMW 435M-Sport
2013 BMW 135is 6MT conv JB4/ISO
2009 Ford Expedition 4X4 EL - 2009 V-Star
2003 Nissan Xterra 4X4 - 1998 Ford Ranger 4X4 Splash
FFR Cobra Mk-IV work in progress