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

Cat-Back Exhaust
Brand: Milltek
Part #: SSXAU1122
SKU: MK-SSXAU1122
Milltek Resonated Cat-Back Exhaust System for Audi B9 S5 3.0 V6 Turbo Coupe & Sportback (2019+). Direct factory fitment replacement with 2.50" (63.50mm) mandrel-bent T304L stainless steel construction and quad brushed titanium outlet trims. Hand-finished T304L stainless steel pipes engineered for OEM+ fitment using factory hangers and mounting points. Resonated design eliminates drone at cruise while preserving full-throttle character. 2.50" bore diameter maximizes exhaust velocity across the rev range. No modification required for Sport Differential models equipped with factory brace bars. Fitment & Installation • Audi S5 B9 3.0 V6 Turbo Coupe (2017+, Sport Diff models with brace bars only) • Audi S5 B9 3.0 V6 Turbo Sportback (2017+, Sport Diff models with brace bars only) • Direct cat-back system: replaces factory exhaust from catalytic converter rearward • Uses OEM hangers and suspension points • Hand-assembled and tested at point of manufacture 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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