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Originally Posted by Backattack
New QUESTION!!! Since BMW tuned the engine for 8.5 lbs of boost, and the direct injectors are rated for 3000psi, isn't the additional boost from XEDE tuning going to "stress out" the injectors? Are there any long term tests out there to show that the XEDE system doesn't hurt the injectors?
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I'm not sure how you can stress out a solenoid other than subjecting it to too high of fuel pressure or running it static/wide open too often. But for what it's worth, we don't run any higher fuel pressures that stock with the XEDE. Nor do we run the injectors static.
-shiv