MERCEDES AMG M133 (W176) CATLESS DOWNPIPES

Designed with sophisticated CAD modelling tools to ensure high flow and a perfect fit. With a range of diameters from 3 to 5.5 inches depending on the application, are replacing the OEM downpipes, Laser-cut brackets to fit onto the OEM-provided mounting points. Completely assembled and TIG welded with love from experienced hands. The Perfect Catalytic Converter/ Particulate filter bypass system to unleash Performance.   Key Features: Beautiful Racing Exhaust note Huge exhaust flow improvement Completely Bypass Primary and secondary Catalytic Converters DPF & OPF* High Power/Torque Gains depending on mods Support power level proven over 1000 WHP Reduces back pressure on Turbo applications Built entirely in low carbon 304 Stainless Steel Mandrel-bent with laser-cut components Handmade Tig welded in House Bolt-on Plug and Play installation Compatible With BlackBoost and other Turbo Upgrades   Not Street Legal. For race use only. Buy, Install and use at your own risk. Requires a tune to remove the CEL (Check engine light) as a result of the factory catalytic converters being removed.