IPD Plenums 997.1 Turbo Competition Intake Plenum 82mm Add GT3 Throttle Body?:Yes, Add GT3 Throttle Body The 997 Turbo has an The 997 Turbo has an extremely sensitive ECU DME making it prone to external environmental corrections so it is imperative that proper By casting these downpipes in robust 304 Stainless Steel we were not limited by the design restraints of hand fabricated construction Power and torque increases provided by the IPD plenum are impressive and stay over and above all factory power curves from launch to redline The already explosive power can be further increased with the new 997 Turbo IPD Intake Plenums