So this weekend, driving out to my alignment shop I noticed my car shuddering and suffering from a bouncy idle in first gear and neutral. I'm a 6 speed MT 2017 GTI S with Unitronic Stage 2+ is38, Autotech HPFP, Fluidamper, RS7 Plugs, RS3 Coil Packs, APR Intake, APR Turbo Muffler Delete, Forge...