stalling the compressor KILLS spool time(not that a journal bearing turbo spools that great anyway). and the HKS super sequential is a good valve. but there are better, a TiAL Q is the way to go, and i think they sound good.
stalling the compressor KILLS spool time(not that a journal bearing turbo spools that great anyway). and the HKS super sequential is a good valve. but there are better, a TiAL Q is the way to go, and i think they sound good.