MERCEDES-BENZ / E / E 63 / 2007-2009 (W211 / M156) / EXHAUST / M156 HIGH FLOW CATALYST OPTION, W211 E63 MERCEDES-BENZ E 63 / 2007-2009 (W211 / M156) /High Flow Catalyst MERCEDES-BENZ E 63 / 2007-2009 (W211 / M156) /High Flow Catalyst Click image to enlarge Description MERCEDES-BENZ E 63 / 2007-2009 (W211 / M156) / EXHAUST / M156 HIGH FLOW CATALYST OPTION, W211 A common upgrade to our Long Tube Header Systems is a High Flow Catalytic Converter. While maintaining the flow characteristics of the Long Tube Header, customers can still achieve cleaner emissions and a quieter exhaust note. The High Flow Cat option is integrated with the Mid-pipe giving your exhaust system the durability and quality you would expect from Weistec Engineering. Key Features: 304 Stainless Steel 3 Inch Inlet and Outlet 200 Cell Construction Minimal Flow Restriction Reduces Tailpipe Odors Pictures sell! Auctiva offers Free Image Hosting and Editing.250+ Listing Templates! Auctiva gets you noticed! The complete eCRATER Selling Solution. Track Page Views With Auctiva's FREE Counter