
Cat-Back Exhaust
Milltek Resonated Cat-Back Exhaust | Lexus GX 550 3.4 Turbo V6 - Burnt Titanium TipsMilltek

Cat-Back Exhaust
Brand: Milltek
Part #: SSXAU1124
SKU: MK-SSXAU1124
Milltek Resonated Cat-Back Exhaust System for Audi B9 S5 3.0 V6 Turbo Coupe & Sportback (2019+). Direct factory fitment replacement using OEM hangers; no modification required. Engineered for Sport Diff models with Brace Bars. Hand-finished T304L stainless steel construction with mandrel-bent 2.50" (63.50mm) pipe diameter. Resonated design fine-tunes OEM resonance points for a refined, sporting tone without harsh drone. Quad carbon outlet trims finish the system for premium aesthetics and durability against thermal cycling. Fitment & Compatibility • Audi S5 B9 3.0 V6 Turbo Coupe (2019+) - Sport Diff models with Brace Bars only • Audi S5 B9 3.0 V6 Turbo Sportback (2019+) - Sport Diff models with Brace Bars only • Cat-back design; retains factory catalytic converter • Uses OEM mounting points and suspension hangers Dyno-proven real-world gains paired with engineered tone character, not just volume. Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.

Cat-Back Exhaust
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Cat-Back Exhaust
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Cat-Back Exhaust
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