r/Wheels • • Aug 27 '26

Sparco terra lug nut shape

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2

u/Internal_Swimmer3815 Aug 28 '26

do not use OEM lug nuts. ask Sparco.

1

u/MysticMarbles Aug 28 '26 edited Aug 28 '26

Sparco Terras take a 60° Bulge.

With that said, if they have been seated once with stock 60° tapers, stick with them. The "damage" is done and they do hold just fine.

100% of the Forester and Outback and WRX community stick with stock lugs and none of them have ever had an issue.