Black Mamba Decat Downpipe for Audi S4 B9 / S5 B9 3.0 TFSI, engineered using premium T304 stainless steel with mandrel-bent and TIG hand-welded construction for optimal durability and exhaust flow. This direct bolt-on upgrade enhances performance while delivering a more aggressive exhaust note. Optional anti-thermal stainless steel heat shields are available to minimize heat spread in the engine bay.
Direct bolt-on installation
100% T304 stainless steel construction
TIG-welded for superior strength
Optional heat shield for thermal protection
Aggressive exhaust tone
Complete hardware kit included
Lifetime warranty










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