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SOUR FOAM – Acidic pH Active Foam for Deep Cleaning

Sour Foam – Acidic Pre-Wash Foam for Maximum Cleaning Power

Good Stuff Sour Foam is a concentrated acidic pre-wash foam developed for situations where neutral foams fall short. With its acidic pH spectrum, this formula offers enhanced cleaning power, making it ideal for ceramic-coated vehicles, decontamination washes, and surface preparation prior to protection application.

The improved formula provides longer cling time on paintwork, increasing effectiveness and efficiency. It’s compatible with foam cannons, hand sprayers, or spray-on application, and features a unique Coca-Cola fragrance for a more pleasant detailing experience.

✅ Key Features:

  • Acidic pH formula – stronger cleaning action vs. neutral foams

  • Ideal for ceramic-coated vehicles and pre-coating preparation

  • Long cling time on vertical surfaces

  • Safe on paint when used as directed

  • Pleasant Coca-Cola scent for improved user comfort

  • Usable with foam guns, manual sprayers, or spray bottles

  • Available in 500ml, 1000ml, 2000ml, and 5000ml sizes


How to Use:

  1. Apply to a dry vehicle using a foam gun or sprayer

  2. Cover the entire surface evenly with foam

  3. Let it dwell for 5–7 minutes

  4. Rinse thoroughly with high-pressure water

Recommended Dilution:

  • Foam gun: 1:9 to 1:5

  • Hand sprayer: 50–60ml per 1L of water

⚠️ Avoid use on hot surfaces or in direct sunlight.


Sour Foam is the go-to solution when you need maximum pre-wash performance—especially before coating application or during seasonal deep cleaning.