AWE SwitchPath Cat-Back for the 2018–2019 BMW M5 (F90) 4.4T AWD delivers valved rear sections and a precision-engineered X-pipe with dual 3" T304L tubing from downpipes to tips. The included Performance Mid Pipes provide the X-pipe; this full cat-back is pure bolt-on and saves about 17 lb over stock. Expect measured gains and refined exhaust control with 4" slash-cut, double-walled adjustable tips.
AWE Tuning 18-19 BMW M5 (F90) 4.4T AWD SwitchPath Cat-Back Exhaust - Chrome Silver Tips