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

Cat-Back Exhaust
Brand: Milltek
Part #: SSXAU862
SKU: MK-SSXAU862
Milltek Non-Resonated & Valved Cat-Back Exhaust system for Audi C8 RS6 (2020+) and RS7 (2019+). Direct factory fitment with OEM hangers and valve integration. Twin 80mm (3.15") mandrel-bent T304L stainless steel construction with hand-finished polished oval trims. This front silencer back system replaces the factory cat-back section while retaining OEM turbochargers and primary cats. The non-resonated design eliminates the factory resonance chamber for a sharper, more direct exhaust character at full throttle. Integrated electronic valve allows quiet cruising with full open-throttle soundtrack engagement. Direct bolt-on installation requires no modification to OEM hangers or mounting points. Fitment & Compatibility • Audi RS6 C8 4.0L V8 bi-turbo (2020 and later) • Audi RS7 C8 4.0L V8 bi-turbo (2019 and later) • Uses OEM valve actuator compatibility • Cat-back section only - retains OEM downpipe and secondary catalytic converters Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.

Cat-Back Exhaust
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