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

Cat-Back Exhaust
Brand: Milltek
Part #: SSXAU221
SKU: MK-SSXAU221
Milltek Valved Cat-Back Exhaust for the Audi B7 RS4 Engineered as a direct replacement for the factory system, delivering improved flow and a distinctly Milltek exhaust note. Key Features • Premium Materials: T304Lstainless steel for durability and lasting corrosion resistance. • Enhanced Performance: mandrel-bent pipework improves exhaust flow for sharper throttle response. • Direct Fitment: engineered as a bolt-on replacement for the factory system. • Active Valve Control: vary the exhaust note on demand via the factory valve switch or Milltek Valve Controller. • Tip Finish: Cerakote Black Tips.Technical Specifications • Material: T304L Stainless Steel • System Type: Valved Cat-Back Exhaust • Tip Finish: Cerakote Black Tips • Valve Control: YesCompatibility • 2006 to 2008 RS4 B7 4.2 V8 Saloon, Avant and Cabriolet - V1 & ECE SystemsWhy Choose Milltek? Every system is precision-built to deliver the sound, flow, and quality that define the Milltek difference. Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.

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

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

Cat-Back Exhaust
Milltek Resonated Cat-Back Exhaust | Lexus GX 550 3.4 Turbo V6 - Cerakote Black TipsMilltek

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