Answer
Apr 02, 2026 - 09:34 AM
yes, you should run a tune, and yes, these delete the charge motion (butterfly) valves.
Do you need a tune? Steeda Billet Charge-Motioncontrol Plates (2005-2008 Mustang GT) - 555-3125
Is a tune required after installation. Also is this a delete for the butterfly valves?
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Open Apr 02, 2026 - 09:34 AM
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Steeda Billet Charge-Motioncontrol Plates (2005-2008 Mustang GT) - 555-3125
Steeda's patented CNC machined billet charge motion plates are a superior upgrade for your 4.6L S197 Ford Mustang GT or Bullitt. As used on Steeda's Q335 Mustangs, Steeda's CMCP plates are. 070 larger than the OE plates and are a better port match to the intake manifold and cylinder head...
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