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CVO Technical => Intake/Exhaust/ECM => Topic started by: laylonlor on May 11, 2021, 10:38:31 PM
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if I take the cat. out of a 114 m8 , with V/H slip ons , will I need to tune? :nixweiss:
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Yes. And be prepared to have your powertrain warranty voided due to EPA non compliance, provided you are still within the 2 year manufacturers warranty time frame. But it will sound better... and be cooler on your foot and leg. And passenger.
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2nd what Threephase said