Milltek Resonated Cat-Back Exhaust - BMW 4 Series F32 - 435i-Style Dual Outlet - Brushed Titanium Tips - 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.

Specifications

• Pipe diameter: 76.2mm (3.00")

Fitment

• BMW > 4 Series > F32 428i Coupe (Manual Gearbox, without Tow Bar, None xDrive & N20 Engine Only) > 2014 to 2016

• Free US shipping on orders over $250.
• Free pickup at our Dallas shop, usually ready within 24 hours.
• Unused parts can be returned within 30 days. Tunes, opened electronics, merch and installed parts are final sale.
• Want it installed? Book the install at thegbmotors.com.

Full details are on our shipping and returns page.