Remus Resonated Cat Back Exhaust System for BMW 4 Series 440i B58 F32/F36 LCI (2015-2018) - Valved Twin Exit Left/Right, 2x84mm Tailpipes, Stainless Steel, EEC Approved, OE Valve Control - No GPF

Remus Resonated Cat Back Exhaust System for BMW 4 Series 440i B58 F32/F36 LCI (2015-2018) - Valved Twin Exit Left/Right, 2x84mm Tailpipes, Stainless Steel, EEC Approved, OE Valve Control - No GPFRemus Resonated Cat Back Exhaust System for BMW 4 Series 440i F32 F36 LCI 2015 to 2018 Transform your BMW 4 Series 440i with the Remus resonated cat back exhaust system. This premium stainless steel performance exhaust delivers an aggressive racing sound with refined road manners, reduced back pressure for improved response, and a lightweight construction for everyday performance gains. Featuring integrated valves that use the OE valve control system,

We have fitted these Powerflex Fiesta ST front ARB bushes on customer cars and feedback has been consistently positive

improving control of chassis geometry and overall handling response

Other colour hoses

We have installed Remus exhaust systems on our own cars and for many happy customers

70 mm cold-side pipework to maximise airflow and volume to the throttle body

This KSB aero styling kit is manufactured in the UK to a high standard using high-quality ABS plastic

Choose Nforcd for expertise

giving you a durable upgrade that looks and sounds outstanding

Real-world testing

Direct fit rear silencer back box solution for A3 8VA Sportback

low back pressure and a noticeable performance feel

Perfect shape and OEM-quality fitment