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

Cat-Back Exhaust
Brand: Milltek
Part #: SSXTY166
SKU: MK-SSXTY166
Milltek resonated cat-back exhaust system for Toyota GR Corolla 1.6 Turbo (2023+). Direct factory fitment using OEM hangers and mounting points-no modification required. Hand-finished T304L stainless steel construction with CNC-formed burnt titanium GT tips. Engineered to deliver a refined, full-throttle tone while maintaining street-legal resonance tuning. Mandrel-bent pipework optimizes exhaust scavenging for measurable mid-range torque gains. The resonated primary chamber eliminates drone at cruise while preserving character at full throttle. All Milltek systems undergo dyno validation and acoustic testing before release. T304Lstainless steel resists corrosion through salt spray and harsh conditions. • Fits 6-speed manual transmission models only, not the 8-speed automatic (GR-DAT) • Direct replacement for factory cat-back system • Resonated design for street use and daily driving • Burnt titanium GT tips included • T304L stainless steel, hand-finished • Mandrel-bent construction with OEM+ fitment • Dyno-proven torque gains across midrange Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.

Cat-Back Exhaust
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