I already started a thread like this but i dont know where it went SOO…
I have a 38mm looks to be a knock-off of tial (silver), in good shape. No has never made boost creep or anything like that. Always has held boost excellent…last run on 16psi and b4 that 13psi Never had a problem with it just want to upgrade. Has 9lb spring. 35$$ Just want it gone…