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Yeah I've heard the same about the old push rods. Mine ran like crap until I put exhaust on it, guess it still runs like crap officially but I could tell a difference with the exhaust once the ringing subsided.
Location: Raeford, NC - Where if it ain't broke, we fix it!
Posts: 11,717
N/A motors like the back pressure.....Even with me being FI I could feel a power difference between the MBRP setups.....Car felt slower when I ran the straight pipes than with the mufflers.