Black Mamba 3.5″ (90 mm) Decat Downpipe for VW Golf 7 R, Audi S3 8V, and Seat Leon 3 Cupra 4WD, engineered for optimal performance and exhaust flow. Constructed from premium T304 stainless steel with handmade TIG welds, this direct bolt-on upgrade delivers a proven 25hp gain on Stage 1 setups, along with an aggressive exhaust note. Includes adapters for both OEM and 3″ (76 mm) catbacks, as well as optional thermal insulation for heat management.
Direct bolt-on installation
3.5″ (90 mm) mandrel-bent pipework
100% T304 stainless steel construction
Proven power gain: 25hp on Stage 1 engines
Aggressive exhaust tone
Optional thermal insulation to reduce engine bay temperatures
Handmade TIG-welded joints for superior strength
Complete installation hardware included
Adapters for OEM and 3″ (76 mm) catback systems
Lifetime warranty
Not compatible with OPF-equipped models (2019+)
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