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this is my first scratch built turbo set up, a denmah kit on a mild cammed 5.3
I've searched this topic but it seems most guys are running a screamer pipe, but since i'm running the bypass back into the exhaust, should it be before or after the O2 sensor?
here's some pics of my down pipe.
i was thinking i'd route the bypass back in about where the oil fill cap is and put the o2 sensor somewhere there near the tranny dipstick.