Quote:
Originally Posted by evo_guy22
I am a new Evo guy too. The only question that I have, that has something to do with this thread is: do I need to install MIL elininators when I put on a test pipe? Coming from Mustangs we needed to install the MIL's so we could trick the ECU into thinking back pressure was made so the "check engine" light did not come on.
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Not sure what an MIL is, but we have no need for backpressure on the Evo, since it's turbo'd. We do, however, have a code that lights off in the rear o2 if we remove the cat, so we use o2 simulators or mechanical CEL fixes.
