For those with HKS silent Hi-power...
For those with HKS Silent Hi-power axlebacks... How much louder did they get over time? How long did the break-in take?
Installed mine yesterday. I know there's 'silent' in the name... and it's REALLY quiet. Very different sounding than the youtube vids of other K13 & E12 1.6's cars.
Last edited by Vaszya; 09-04-2021 at 10:26 PM.
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View my fuel log 2019 Micra S manual: 7.8 L/100 km ... 36.3 mpg (Imp) ... 12.8 km/L ... 30.2 mpg (US) ...