It has only cover function

Anti-squat adjustment possibility

All Turbosmart Gated Boost Controllers feature our exclusive Gate feature which minimizes wastegate creep and can improve turbo response by up to 800 rpm earlier in the rev range – this means that you can increase the performance and response from your engine without even raising the maximum boost level

It accommodates up to 2 turbochargers and utilizes a boost reference to create a pressure differential in its inline

JR Wheels JR49 18x8 ET20-42 5H BLANK Platinum Bronze Air Valves It has only cover functionPCD: 5x100, 5x105, 5x108, 5x110, 5x112, 5x114. 3, 5x115, 5x118, 5x120 ET: 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42