I believe you need to be a Prime member, but I have a link for a free 30-day trial to bypass that if you're not already a member.

Huge jugs of Castrol 5W-30 synthetic oil for only $22.14 at checkout! Ordered 3 so I'm set on oil changes for a while.
https://amzn.to/2LkpEiA

Awesome dash cam that's only $69 'til midnight, on sale from $150.
https://amzn.to/2LcUs51

Complete 16pc Chemical Guys car wash kit with foam canon for only $64, usually $100.
https://amzn.to/2NUnRiZ

70pc magnetic screwdriver kit for only $17. Good for all the torx bits on these damn cars.
https://amzn.to/2zOVGyU

I have a similar tool set and bring it everywhere. Has deep-well sockets, torx bits, etc. 192 pieces can fix just about anything on these cars for $148 at checkout.
https://amzn.to/2NZUQCa

My buddy bought this pressure washer for $200 a few months ago and said it kicks ass. It's half off right now.
https://amzn.to/2mpLTWz

12pc ratcheting wrench set for only $89 at checkout. These are convenient as hell.
https://amzn.to/2NWv164

Adjustable gear wrench set for $97 at checkout. Not a necessity, but will be nice to have at this price.
https://amzn.to/2L1BxLg

Anyone else find some good deals? I'm open to buying a few more things...