Quote:
Originally Posted by Southpaw
It's not surge or "fart"
It's air escaping back through the intake when you let off
Normal
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So is it ok for it to do that? Its just a weird sound, not like the normal letting off of the gas pedal. Thank you for you feedback/
99 F350 Superduty 7.3L Powerstroke diesel AFE stage II cold air intake, MBRP 4" turbo back exhaust with 4" down tube and 5" SS tip.
