Description
The ultimate catback exhaust system for the Ultimate Driving Machine includes Fabspeed’s high performance Valvetronic rear muffler and exclusive “Double-X” midpipe for the perfect combination of sound and power. Pure and simple, you’re looking at the best-sounding M3/M4 exhaust system on the market. Don’t just take our word for it, though… “Fabspeed’s exhaust for the 2015 M3 and M4 might be the best sounding one yet” – AutoEvolution “Fabspeed manages to make the BMW F80 M3 & F82 M4 S55 exhaust note not suck while gaining 20+ horses with their Valvetronic system” – BoostAddict “Fabspeed’s Valvetronic Exhaust improves the quality of the exhaust sound dramatically” – BoostAddict
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