Presenting The Best Sounding Exhausts on the Planet for the BMW G20 M340i At the intersection of sophistication and aggression lies the Touring Edition Exhaust. A dual 3 T304L stainless steel downpipe - back configuration, the AWE Touring Edition Exhaust is the perfect dose of steel for drivers looking for straight - pipe performance while not sacrificing daily drivability a deep, sophisticated exhaust note with zero drone at highway speeds. Featuring a stamped stainless steel merge upstream equivalent to dual 3 tubing coming right off of the downpipe. Translation an impressive 65 increase in flow over stock that future proofs for downpipes of various sizes. Beyond the unique merge, the exhaust splits into dual 3 piping to allow optimal flow throughout the entire exhaust route. Bringing up the rear, the Touring Edition features AWEs patented drone - canceling solution, 180 Technology, which targets and omits drone - prone frequencies. Whats this mean for you Youll be tuned into a pure, full - bodied B58 soundtrack unlike any other. Equipping a downpipe Read this (seriously) The Touring Edition Exhaust is available as non - resonated or resonated. We recommend the non - resonated variant for vehicles equipped with the stock downpipe. If your M340i is equipped with an aftermarket downpipe, we recommend going resonated. Have the stock downpipe but plan to go aftermarket later No worries, you can swap in the resonated midsections with ease via an AWE Resonator Conversion Kit. Hit us here if you're in need of this Conversion Kit.Track Edition ExhaustTip Options The Touring and Track Edition Exhausts feature statement - making quad 102mm, double - walled, slash - cut tips in either chrome silver or diamond black, complete with a stamped AWE logo. For those who want to keep their OE tips in place, we have configurations that were designed specifically to do that. Just for you.