so im looking at autometer cobalt boost gauges on ebay and there is one thats a boost guage and there is one with boost/vacuum gauge i will have a sc which one do i need? the boost gauge starts from 0 to 30 and the vacuum goes from -30 to 30

 

get this one
https://www.scionlife.com/forums/vie...fi+boost+gauge

 

you need to search, youve already made a million threads in the past few hours

 

are these autometer gauges on ebay legit there going for like 50 bucks and other places like dezod sell them for 200