Amazon has the popular and well-reviewed HOTOR 2-Gallon Waterproof Leakproof Auto Trash Can for $9.99 with free shipping on $25+ or with Prime. Has an adjustable strap that allows it to be attached on both front and back headrest as well as the center console.
Amazon with thePruneDanish has the mophie Powerstation Go 29.9Wh Wireless Portable Car Jump Starter w/ 2 USB-A ports (mpsgrgd-COM29970) on sale for $50 - $20 off coupon (click checkbox) = $30 with free shipping. The larger capacity 55.5Wh model is $60.
Amazon with jiuzhou_usa has the CARPURIDE Double Din 7" Touchscreen Car Stereo w/ Apple Carplay & Android Auto, Bluetooth, Mirror Link, Backup Camera for $100 - 20% off coupon (check "Apply coupon" box) - 20% off with coupon code 208VL2OV [Exp 2/19] = $60 with free shipping. Other models are also an extra 20% off with the same code.
Amazon has the DoHonest P31 HD Waterproof Backup Camera with Night Vision for $39.99 - $30 off coupon (clip coupon) = $9.99 with free shipping on $25+ or with Prime. Viewing monitor not included.
Amazon has the 2-Pack SubZero GripTrax Traction Tool (12501) for $16 with free shipping on $25+ or with Prime. Can be placed in front or behind tires for traction.
Amazon with LISEN Direct has the LISEN Magnetic Car Phone Mount (LV633) for $12.99 - 5% off coupon (check "Apply coupon" box) - $6.24 off with coupon code 48K64CBI [Exp 2/12] = $6.10 with free shipping on $25+ or with Prime.
Amazon has the 11oz WD-40 Specialist Rust Release Penetrant Spray with Blu Torch for $5.97 with free shipping on $25+ or with Prime (extra 5% off with 5+ items S&S order). Penetrates rust and frees corroded nuts & bolts.
Amazon has the 2.1oz Bar's Leaks HDC Radiator Stop Leak Tablets on sale for $2.99 with free shipping on $25+ or with Prime. Seals external, internal and coolant leaks. Drive/idle vehicle for 15 to 20 minutes for sealant to take effect.
Amazon has the 2-Pack NOCO NCP2 Oil-Based Anti-Corrosion Battery Terminal Protectors on sale for $0.97 with free shipping on $25+ or with Prime (extra 5% off for 5+ S&S orders). Also at Walmart.
Amazon has the 23oz Black Magic Intense Graphene Quick Detailer on sale for $7.98 with free shipping on $25+ or with Prime (extra 5% off for 5+ S&S orders). Also at Walmart.
Walmart with Aukey Store has the Aukey DR-02 1080p Dashboard Camera with 6-Lane 170° Wide-Angle Lens for $26 with free shipping with Walmart+ (free 30-day trial), $6 shipping, or free shipping on $35+. Has G-Sensor, loop recording, night vision, and 1.5" LCD screen.
Best Buy has the WeatherTech All Vehicle Trim-to-fit Cargo / Trunk Mat (Gray or Biege) on clearance for $26 with with free in-store pickup or with free shipping with My Best Buy (free to join). Features trim lines for custom fitting, tall outer ridges/channels, and measures 53" wide x 36" long.
Newegg with Aukey has the TACKLIFE X1 Rechargeable Cordless Tire Inflator Handheld Air Compressor Portable Air Pump with Digital Display for $27 with free shipping.
Best Buy has the WeatherTech Trim-to-Fit 3-Piece Over The Hump Car Mat Set (Tan or Gray) on clearance for $28 with free in-store pickup or with free shipping with My Best Buy (free to join).
Walmart has the Fix-a-Flat Spare in Box Tire Repair Kit (S50153) on clearance for $15 with free shipping with Walmart+ (free 30-day trial), $6 shipping, or free shipping on $35+.
No jack or tools needed. Seals tread area punctures up to 1/4" in diameter.
Amazon with VTOMAN has the VTOMAN 4000A Peak 26800mAh Car Jump Starter w/ USB QC 3.0 Charging Port (V4000) for $60 with free shipping.
Walmart has a pair of Torin 3-Ton Steel Jack Stands (Black; AT43202B) for $23 with free shipping with Walmart (free 30-day trial), $6 shipping, or free shipping on $35+. Has a multi-position ratchet bar with a sawtooth design, allowing for quick height adjustments that lock into place.
Walmart has the Anker Roav F3 Wireless Bluetooth FM Transmitter on sale for $15 with free shipping with Walmart+ (free 30-day trial), $6 shipping, or free shipping on $35+.
Amazon with AI-Direct has the LISEN MagSafe Compatible Car Vent Phone Mount Holder $25 - 10% off coupon (check "Apply coupon" box) - $10 off with coupon code 40LOZDL9 [Exp 2/5] = $12 with free shipping on $25+ or with Prime.
Amazon has the 12V Stalwart Electric Heated Fleece Auto Blanket (Red/Black, 75-BP800) for $20 with free shipping on $25+ or with Prime.
Equipped with a 96" long cord. Ideal for car emergencies or events like tailgating / camping. Blanket dimensions: 59” (L) x 43” (W).