Schultz 7713379 Cadillac STS SRX Drivers Side Direct Fit Catalytic Converter D/S converter Cadillac 2005-2007 STS 2006-2007 SRX 3.6L Both the pipe and converter body are of stainless steel construction for extreme durability 3 year/25,000 mile warranty on all emissions failures and check engine lights Exact OEM locations for hanger, flange and O2 bungs, guaranteed to fit OEM style direct-fit, no welding, cutting or bending required. Just bolt on