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

Cat-Back Exhaust
Brand: Milltek
Part #: SSXBM1019
SKU: MK-SSXBM1019
Milltek resonated cat-back exhaust system for BMW 4 Series F32 (428i, 435i). Direct factory fitment replacement using OEM hangers and mounting points - no modification required. Hand-finished T304L stainless steel construction with CNC-formed titanium trim tips. Engineered to reduce resonance peaks while preserving full-throttle character and mid-range punch. This resonated configuration minimizes cabin drone at highway speeds, ideal for daily driving and spirited road use. Mandrel-bent piping maintains scavenging efficiency for dyno-proven performance gains. Fits 435i M Sport valance without modification. Fitment: • BMW 4 Series F32 (428i, 435i) • Direct cat-back fitment - retains OEM catalytic converter • Requires 435i M Sport rear valance for proper fitment (available separately from BMW dealer) • Uses factory exhaust hangers and mounting brackets Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.

Cat-Back Exhaust
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