There are a few great oils out there for your engine. Driven, Brad Penn, even Valvoline has a 20W50 racing oil with high anti-wear. To Eric's point and he is spot on, the P can lead to cat issues on newer engines.
Here are a few links that you might find interesting:
http://www.acea.be/uploads/publications/2012_ACEA_Oil_Sequences.pdf
API Engine Oil Lubricant Specifications - oilspecifications.org
http://www.api.org/~/media/files/certification/engine-oil-diesel/publications/mom_guide_english_2013.pdf
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Michael D. Holloway
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https://5thorderindustry.com/
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