All 6 listings, cheapest per fl oz first
| Item | Size | Price | Per fl oz | |
|---|---|---|---|---|
| Armor All All-Purpose Car Wash Soap, Car Cleaner, 1 Gal Bottle | 128 fl oz | $17.56 | $0.14 | Amazon → |
| 3D Wash N Wax Car Wash Soap - pH Balanced, Easy Rinse, Scratch Free Soap with Wax Protection - 1 Gal | 128 fl oz | $38.99 | $0.30 | Amazon → |
| Chemical Guys, Maxi Suds II Car Wash Soap for Foam Cannons, Cherry, 64 oz | 64 fl oz | $19.99 | $0.31 | Amazon → |
| Chemical Guys, Extreme Bodywash & Wax Car Wash Soap, 1 Gallon | 128 fl oz | $54.99 | $0.43 | Amazon → |
| Chemical Guys Extreme Bodywash & Wax Car Wash Soap, 64 oz | 64 fl oz | $39.99 | $0.62 | Amazon → |
| Chemical Guys Extreme Bodywash & Wax Car Wash Soap, 16 oz | 16 fl oz | $11.97 | $0.75 | Amazon → |
Prices as of 2026-10-24 20:06:25 UTC: Amazon item price (Amazon's own, else its lowest new offer) before shipping and tax, via Keepa. Size comes from Amazon's unit count or the listing title; check the listing before buying. Product prices and availability are accurate as of the date/time indicated and are subject to change. As an Amazon Associate, Sharpest earns from qualifying purchases.
More auto
- Motor oil 0W-20 $0.19/fl oz
- Motor oil 5W-30 $0.13/fl oz
- Windshield washer fluid $0.06/fl oz