McLaren 600LT XperTune Performance Software 1976 These lightweight

These lightweight

75in / 70mm which is the optimal diameter for GT3 engines to have low restriction but maintain high velocity and high RPM GT3 pitch for the signature GT3 CUP car sound

throatier tone from your 991 Carrera's flat six with a substantial increase in volume

FEATURES: Fits all Huracan Performante and Evo models worldwide - Spyder and Coupe

McLaren 600LT XperTune Performance Software 1976 These lightweightAchieve maximum power gains (~80+ whp & 80 ft lbs) without sacrificing drivability or reliability. Maps are available for completely stock cars, or for cars equipped with Sport Cats, Catbypass Pipes, X Pipe Exhausts, upgraded turbos, and more. You wouldn't believe all the power that's waiting to be unlocked in your 600LT. We've had ample time with a 600LT on our in house Dynojet to unlock extra power on both stock vehicles and optimize performance