Black Mamba 3.5″ (90 mm) Decat Downpipe Kit for Mercedes-Benz C63 AMG W205, engineered for maximum exhaust flow and power gains. Constructed from premium T304 stainless steel with precision mandrel bends and handmade TIG welds, this direct bolt-on kit eliminates the restrictive OEM catalysts, providing a proven 28hp gain and a bold, aggressive exhaust note. Optional thermal heat shield coating is available to reduce engine bay temperatures.

Direct bolt-on installation

100% T304 stainless steel construction

3.5″ (90 mm) mandrel-bent pipes

Proven power gain: 28hp on OEM setup

Optional anti-thermal heat shield for heat management

Handmade TIG-welded joints for exceptional durability

Complete assembly hardware included

Lifetime warranty