right now i have a stock Rx7 and my turbos are going i think they will be dead by the summer time so i mise well replace them with a upgraded turbo so i was the stock turbos i could not really hear and i heard they they wernt the best so i am wonderng if you could tell me what is a Great upgraded tubo kit and also i kind f want the spoling of the turbo to be loud i really want my compeditors to hear it and also the PSSS... of the BOV so i you could please tell me whats a great turbo kit and BOV thank you.