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Maserati Coupe/Spyder/Gransport:
3500 RPM 4000 RPM 5000 RPM Peak Fabspeed Tune 459
Sport Headers
Peak power surges by 13 whp (wheel horsepower) and 11 ft-lbs to 360 whp (wheel horsepower) and 380 ft-lbs of torque
Fabspeed Porsche 991 GT3 / GT3 RS Side Muffler Bypass Pipes (2014-2016) blue Maserati Coupe/Spyder/Gransport:HP: +12 TQ: TBD WT (lbs): 34 Optimized design that replaces the heavy and restrictive factory side mufflers for improved exhaust flow, increased sound and weight savings. Utilizing premium Helical valves along with the addition of O2 bungs, Fabspeed's Side Muffler Bypass Pipes provide the ultimate track solution for the 991 GT3 GT3 RS. When accompanied with our new Long Tube Competition Headers, our Side Muffler Bypass Pipes allow the maximum amount
