Originally Posted by pizzachef

My wastegate spring must be out of adjustment, because I can go up to about 17 psi before the wastegate opens...however, when the hose had a slit in it, the boost needle would peg at 20psi. And I had the boost gauge reading from both before and after the electronic overboost protection thing (at different times) and the full boost pressure alway made it to the alda...maybe my overboost protection thing is broken.