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

Cat-Back Exhaust
Brand: Milltek
Part #: SSXAU401
SKU: MK-SSXAU401
Milltek Resonated Cat-Back Exhaust System for Audi S3 8V and 8V.2 (2013-2018). Direct factory fitment using OEM hangers and mounting points-no modification required. Hand-finished T304L stainless steel construction with quad oval Cerakote Black tips. Engineered tone character balances performance note with reduced interior drone, optimized for daily driving and closed-course use. Mandrel-bent piping maintains scavenging efficiency while resonance tuning eliminates drone at cruise speeds. All welds hand-finished to OEM+ standards. Note: OE valve motor from your original exhaust is required for fitment on valved models. Built from T304Lstainless steel for durability in all weather conditions. Fitment: • Audi S3 8V (2013-2018) • Audi S3 8V.2 (2013-2018) • Direct cat-back fitment; turbo-back system not included Every system is dyno-proven and tested across real-world and closed-course conditions to deliver measurable power gains and engineered sound character. 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