Quote Originally Posted by LostBenji View Post
Penrite HPD 10W-40 semi-synth

Was doing 5K oil & filter changes. Oil comes out still way too good and clean, pushed back to 7500's, same, now settled on 10K intervals unless doing a big trip then done early.
How long have you been using the penrite? Been looking into it for my next service. How's the price compared to say castrol for example ?

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