Patriot Exhaust 4473822 Slip-Over Extension Pipes w/Mufflers, 3.5 X 26

These extensions are designed for use with "T" roadster headers. Professionally cut and mandrel bent extensions slip over 3-1/2" diameter collector pipes. Features a 12-1/2" perforated glasspack muffler installed inside the extension. Muffler has a 1.900" I.D. Pipes measure 26" in length and have a 3.5" inlet and outlet diameter Expanded pipe length is 3.50" Has a 5" radius Internal muffler length is 12.50" Designed for use with "T" roadster headers