mine vibrates on cold start. i have a little "dynomat" too. i wouldn't say i have any drone driving on the highway though. maybe if the rpms were at 2k..
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Quaife w/ gears |Stillen Gen 3|SOLD FI Resonated Test Pipes |SOLD FI 18'' | 25row Stillen Race | Progress 35mm/25mm sways | Swifts/Koni|Volk G25's| Stoptech SS lines||SPL Front/Rear Arms|
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