It's made by Conoco. Same as Kendall.
My shop pays $2.25 a quart for syn blend and $3.15 a quart for full syn.
Of course we sell it for $5 for blend or $6.50 for full syn
Getting your car looking better takes work so if your body can't handle it I'd hire a detailer to do it.
If you have a polisher it's not a big deal.
Over the counter products that work pretty good are meguiars ultimate polish to remove swirls and their ultimate wax. The meguiars ultimate...
My husqvarna mower runs best on 93. The amsoil has markings for measurement. I don't really see a need for fuel stabilizer. I use Quickshot which cleans AND stabilizes
If it is a BG service it is a good service. $155 is too much in my opinion. We charge $120. I personally have a 2010 camry and I use Amsoil Power Foam followed by Amsoil PI or BG 44k
I use meguiars #205, then use meguiars ultimate wax, then a coat of collinite insulator wax all applied by da polisher.
Great protection with water just sliding right off