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

Cat-Back Exhaust
Brand: Milltek
Part #: SSXAU335
SKU: MK-SSXAU335
The Milltek Race Non-Resonated Cat-Back Exhaust System is engineered as a direct factory replacement for the Audi B8 RS5 (2010-2015, 4.2L V8). This system delivers maximum sound character and performance flow with OEM fitment-no modification required. Constructed from T304L stainless steel and mandrel-bent throughout, this cat-back features a 2.76" (70mm) pipe diameter for optimized exhaust velocity. The non-resonated design eliminates the factory resonance chamber, producing an aggressive, full-throttle tone while retaining premium sound quality. Uses OEM exhaust tips and hangers for seamless integration. Fitment • Audi B8 RS5 Coupe 4.2L V8 (2010-2015) • Direct factory fitment with OEM hangers and mounting points • Cat-back system: replaces center silencer and rear section • OEM-style exhaust tips included This system is tested for fitment accuracy and sound character, delivering dyno-proven flow improvements and engineered acoustic performance-purpose-built for drivers who demand both presence and precision. 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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Cat-Back Exhaust
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