Aston Martin DB-11 XperTune Performance Software Supercup Exhausts the valves on the 70mm

the valves on the 70mm bypass pipes remain closed

our Lightweight Competition Exhaust System allows you to push 375 whp (wheel horsepower) out of your GT4 or 450HP at the crankshaft

F87 M2 Competition / M2 CS

Fits all Porsche Macan 95B

2 x Carbon Venturi stacks with integrated tubes

Aston Martin DB-11 XperTune Performance Software Supercup Exhausts the valves on the 70mmFor 2016+ DB 11 models Achieve maximum power without sacrificing drivability or reliability by optimizing the engine's air fuel ratios, timing, and more. We set out to extract maximum possible gains out of the DB 11 while keeping the operating parameters safely within the confines of reliability and longevity. Once we receive your ECU, our tuner bench flashes it with the upgraded ECU map and we return it to you for easy re installation; no