Secondary Catalyst Bypass - Fits with original exhaust <br /> OE system requires cutting - C-Class - C63 AMG - 2007-2011 - SSXMZ103 £425.00 £472.22 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart