Kies Motorsports 991.2 Porsche 911 and 982 Boxter GTS and Cayman Spyder, GT4, GTS 4.0 Valve Controller G30 5 SERIES Where is the proof

Where is the proof

Stage 1 E30 octane: 31% HP / 41% TQ

BMW F10 528i xDrive N20 2

What's Included: Flex Fuel Box and wiring harness

With gt models

Kies Motorsports 991.2 Porsche 911 and 982 Boxter GTS and Cayman Spyder, GT4, GTS 4.0 Valve Controller G30 5 SERIES Where is the proofIntroducing the All NEW KIES Valve Controller for the 991. 2 Porsche 911 and the 982 generation Boxter and Cayman! From the factory, your Porsche's valve system has a limitation, but with the KIES Valve Controller, you can take control! At a standstill and at lower RPMs, your car is programmed to partially close the exhaust valves, even when you have them OPEN. With the KIES Valve Controller, you can take control to fully open the valves to enhance