Once again I did not see a big enough boost in traffic to continue doing it. (mybelleelle.com)
That engine gave the X3 enough boost for me to get a jump on traffic when the lights turned green. (cnet.com)
I would think that an input restriction would manifest itself as a drop off of boost at higher loads, rather than «an overall lack — seems that I'd be able to get enough boost at idle for example. (mechanics.stackexchange.com)