Check the listing for details. 6.6L Duramax Heavy Duty Upgraded 304SS Up Pipes W/ Gaskets For 01-16 GMC Chevy. Condition: New. Listed at 89.95 USD. 6.6L Duramax Heavy Duty Upgraded 304SS Up Pipes W/ Gaskets For 01-16 GMC Chevy Upgrade your exhaust flow with this Passenger side Up-pipe for 2001-2016 Duramax 6.6L engines. The larger 2" diameter allows for better exhaust flow resulting in better flow and performance. Stainless steel construction to replace the OEM pipes that develop leaks at the bellow over time. Compatibility:2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Duramax 6.6L engines. Features:Higher flow rate compared to OEM pipe for better flowImproved throttle responseImproved turbo efficiencyStainless steelHigher flow and lower turbulence airflow for increased power Does not include provisions for the EGR systemIncludes new MLS gaskets Note: Non-EGR up pipe, the EGR system must be removed on LB7 and LLY-LML engines. 2015+ may require modification of the shock mount.