Pypes Exhaust XFM43 2.5" Stainless Steel After-Cat X-Pipe for Ford Mustang V8 Brand new XFM43 X-pipe from Pypes Fits 2005-2010 Mustang GT 4.6L Installs after the catalytic converters; Street legal and no effect on emissions Includes clamps to install to the front; Re-uses factory rear clamps Features Pypes' lifetime warranty