Just put on my friends td04 turbo yesterday. As he is not sure what boost he can run safely I advised him that 1 bar is ok as soo many people do the same and say that is usually what most call a good safe limit. He has no boost controller yet but we will adjust boost manually with actuator and boost guage (trial and error) to get it set right. 1 bar is ok isnt it? He has a JAM ecu, 4 branch manifold, turbo back system, td04 turbo, front mount.
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