Knowledge Base:  

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I was told that this product will hurt/harm the ECM
Defiantly not. no harm will happen to the ECM. Truck driver myth.
Will this product cause head gaskets to release because of to much turbo pressure?
No, The fact is the turbo boost sensor will keep the turbo from spooling to much boost. That is what it is designed to do.
Will the Ugly Fix hurt the turbo? Cummins or Detroit
No. it will not harm the turbo. We don't push it past the limitations set for the turbo. It will save or prolong the turbo life because of the movement of the inner and outer working parts. It fluxes