>i have had it spike at 1.8 bar, and once even at 2.0 bar. i>thought 2.0 bar was 20 psi. how is a bar measured in psi?so your saying you hit near 29 psi's on a t-25. thas 2.0 bars, stop dreaming chrysler kid,btw what do u have to measure boost pressure in bars? you can easily control spike by getting you a effiecnt boost controller, im using the apexi avcr. greddy profec b is also a good one.DWAYNE H www.gottude.comRed/Black/Silver 01 GSXR 750 Lots of Apexi components...