Engineered to resist stress fractures, corrosion and carbon buildup blockage, this exhaust gas recirculation tube is a direct replacement for the original equipment EGR tube. Includes same features and components as installed on original EGR tube This part is compatible with the following vehicles. [Buick Lucerne: 2006, 2007, 2008, 2009, 2010, 2011] - [Cadillac DeVille: 2000, 2001, 2002, 2003, 2004, 2005] - [Cadillac DTS: 2006, 2007, 2008, 2009, 2010, 2011] - [Cadillac Eldorado: 2000, 2001, 2002] - [Cadillac Seville: 2002, 2003, 2004] - [Oldsmobile Aurora: 2001, 2002, 2003] - [Pontiac Bonneville: 2004, 2005] It is engineered to help restore proper air-fuel balance when a line is malfunctioning due to deposits built up in the EGR valve. Exhaust Gas Recirculation Line Dorman - OE Solutions Exhaust Gas Recirculation (EGR) Line 598-171 EGR Line Exhaust Gas Recirculation (EGR) Line. This exhaust gas recirculation (EGR) line is designed to match the fit of an original EGR line on specified vehicles. ABOUT DORMAN PRODUCTS. People's lives and livelihoods depend upon cars and trucks Ideal solution - engineered to help restore proper air-fuel balance when a line is malfunctioning due to deposits built up in the EGR valve This exhaust gas recirculation (EGR) line is designed to match the fit of an original EGR line on specified vehicles. Dorman EGR Line / Tube 598-201 Trustworthy quality - backed by a team of product experts in the United States and more than a century of automotive experience