H and S with MP8

[Buck1]

Is this combination still valid or beneficial. Does proper MCC custom tuning negate the need? Just looking for next relatively inexpensive mods for my truck.

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[ChattyCathy]

Is this combination still valid or beneficial. Does proper MCC custom tuning negate the need? Just looking for next relatively inexpensive mods for my truck.

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Don't do that.

Even if it did add something the juice isn't worth the squeeze.