Tanabe T70024 Medalion Touring Cat-Back Dual Muffler Exhaust System for Lexus GS300/400/430 1998-2005 Special dual wall angle-cut tip Slim-line oval canister with high ground clearance Highest grade SUS304 construction Piping is straightest form and mandrel bent For weight reduction 1.2 millimeter thinwall piping, hallow exhaust hanger and pressed flanges are used