Engine My 2019 Mustang GT sounds different after repairs

Kit2019

New Member
Nov 24, 2019
1
0
1
57
Long Beach NY
My 2019 Mustang GT sounds different after the mechanic swapped out the
head because of misfiring in 3rd cylinder. Also changed fuel injectors and O2
sensors. Feels like I've less torque/acceleration now too. Any idea why? But
boy I miss that growl I had before.
 
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