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I’ve decided to do a “high end” oil filter comparison for automotive style filters. High end meaning filters with a synthetic filter media. The contenders are: -Fleetguard with Stratapore media; -Amsoil Ea; -Royal Purple; -Wix XP; -Fram Ultra. I’ve also included two “standard, off the shelf”...

I've been stocking Fleetguard filters for my vehicles for a good number of years now, I've always managed to find the upgraded media versions for my applications. LF16104 is in question here, I use it on my 5.3 LS engined SUV. I ordered online and received three filters that are slightly...

Hello folks! We have a "Since German Castrol is gone...." thread over on LS1tech. It discusses the discontinuation of what we've had available (here in The US) as German made Castrol 0W-30 oil. It's been posted that there's a Castrol 0W-40 that's made in Germany, I believe it was previously...