Gtechniq Auto W1 GWash Car Shampoo 500ml – High-Foam, pH-Neutral, Biodegradable with Pink Grapefruit Scent

Gtechniq Auto W1 GWash is a high-foam, pH-neutral car shampoo that safely lifts dirt and grime while preserving sealants, ceramic coatings and waxes.

This 500ml concentrated car shampoo is formulated to deliver thick, lubricating foam that reduces abrasion during washing and chemically loosens bonded contaminants. Biodegradable and non-toxic, it cleans effectively without harsh acids or solvents and leaves a fresh pink grapefruit scent. Made by Gtechniq — a company founded on advanced nanotechnology — the Auto W1 GWash is designed for routine maintenance washes and for owners who want professional-level results at home.

How does Auto W1 GWash protect paintwork while cleaning?

Auto W1 creates a lubricating foam layer that helps suspend dirt and grit, reducing the risk of swirl marks during mitt or brush contact. Its pH-neutral formula avoids stripping protective coatings, so sealants, ceramic layers and wax remain intact after washing.

• High-foaming action lifts particles away from the surface
• Neutral pH avoids etching or stripping protective layers
• Formulated to reduce mechanical abrasion during washing

What are the key environmental and safety benefits?

Gtechniq Auto W1 is fully biodegradable and non-toxic, offering a more eco-conscious wash option without sacrificing cleaning power. The non-acidic composition makes it safe to use on paint, trim and exterior plastics when diluted as directed.

• 100% biodegradable formula minimizes environmental impact
• Non-acidic and non-toxic for safer handling and storage
• Gentle on trims, rubber and exterior seals when rinsed thoroughly

How do I use the shampoo for best results?

Mix the concentrate into a bucket of clean water according to the label instructions, apply from the roof down with a soft wash mitt, and rinse thoroughly. For stubborn spots rinse and repeat or use a targeted cleaner, then dry with a soft microfiber towel to avoid water spots.

• Dilute in a two-bucket system to reduce cross-contamination
• Work top-to-bottom and rinse regularly
• Finish with a gentle dry to enhance shine

Does the product do more than just wash the car?

Yes — beyond removing dirt and road film, the formula helps break chemical bonds that hold grime to the paint, making it easier to lift contaminants without harsh abrasion. A light pink grapefruit fragrance leaves a pleasant scent after washing.

• Chemically loosens bonded dirt for easier removal
• Preserves existing protective coatings and waxes
• Leaves a fresh citrus aroma after rinsing

Who is this for? Gtechniq Auto W1 GWash is ideal for car owners, detailers and enthusiasts who want a safe, high-performance wash that respects protective coatings and the environment. It suits routine maintenance washes for daily drivers, prestige vehicles with ceramic coatings, and anyone seeking an easy-to-use, concentrated shampoo that creates dense foam and a showroom finish.

Ingredients

Cleaner