---
product_id: 52327553
title: "Car Shampoo. Auto W1 GWash Shampoo for Cars. Dirt and Stain Remover Car Cleaning Kit with Pink Grapefruit Fragrance. 100% Biodegradable Foam Cleaner, Wheel Cleaner and Screen Wash - 1L"
brand: "gtechniq"
price: "€ 56.20"
currency: EUR
in_stock: true
reviews_count: 13
category: "Gtechniq"
url: https://www.desertcart.gr/products/52327553-car-shampoo-auto-w1-gwash-shampoo-for-cars-dirt-stain
store_origin: GR
region: Greece
---

# Safe on wax, sealants & ceramic coatings 100% biodegradable & pH-neutral Ultra-concentrated high-foam formula Car Shampoo. Auto W1 GWash Shampoo for Cars. Dirt and Stain Remover Car Cleaning Kit with Pink Grapefruit Fragrance. 100% Biodegradable Foam Cleaner, Wheel Cleaner and Screen Wash - 1L

**Brand:** gtechniq
**Price:** € 56.20
**Availability:** ✅ In Stock

## Summary

> 🚗✨ Elevate your car wash game with science-backed shine!

## Quick Answers

- **What is this?** Car Shampoo. Auto W1 GWash Shampoo for Cars. Dirt and Stain Remover Car Cleaning Kit with Pink Grapefruit Fragrance. 100% Biodegradable Foam Cleaner, Wheel Cleaner and Screen Wash - 1L by gtechniq
- **How much does it cost?** € 56.20 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/52327553-car-shampoo-auto-w1-gwash-shampoo-for-cars-dirt-stain)

## Best For

- gtechniq enthusiasts

## Why This Product

- Trusted gtechniq brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Concentrated Value:** A little goes a long way—professional results without constant repurchasing
- • **Sealant & Wax Safe:** Maintains your car’s protective layers without stripping coatings
- • **Advanced Nanotech Power:** Formulated by molecular nanotech pioneers for unmatched cleaning performance
- • **Eco-Friendly Excellence:** Biodegradable, non-toxic formula that protects both your car and the planet
- • **Effortless Showroom Shine:** Breaks down dirt chemically while lubricating for scratch-free cleaning

## Overview

Gtechniq W1 GWash is a premium, ultra-concentrated car shampoo delivering high-foam cleaning that safely removes dirt and stains without harming wax, sealants, or ceramic coatings. Its 100% biodegradable, pH-neutral formula is gentle on paintwork and the environment. Developed by nanotechnology experts, it offers professional-grade performance trusted worldwide for over 20 years.

## Description

Gtechniq Car Shampoo. Auto W1 GWash Shampoo for Cars. Dirt and Stain Remover Car Cleaning Kit with Pink Grapefruit Fragrance. 100% Biodegradable Foam Cleaner, Wheel Cleaner and Screen Wash - 1L : desertcart.co.uk: Automotive

Review: Premium Car Shampoo That Truly Delivers Professional Results - I've tried countless car shampoos, but Gtechniq's W1 GWash has completely transformed my detailing routine. After receiving a sample pack at a car show, I was immediately impressed by the product's performance. What sets this shampoo apart: Ultra-concentrated formula means a little goes a long way Exceptional cleaning power without stripping wax or sealants pH-neutral formula that's gentle on paintwork Creates incredible lubrication for safe, scratch-free washing Leaves an immaculate, streak-free finish I've used this on my 911 and several other vehicles, and the results are consistently outstanding. The suds are rich and thick, making the washing process not just effective but enjoyable. Whether you're a car enthusiast or just want a professional-grade clean, Gtechniq W1 GWash is a game-changer. Highly recommended for anyone serious about maintaining their vehicle's appearance. Pros: Professional-grade performance Economical concentrate Safe for all paint types Cons: Slightly more expensive than standard car shampoos (but worth every penny)
Review: 5-Star Review: Gtechniq W1 Auto Wash – A Premium Car Shampoo That Delivers - I’ve been using Gtechniq W1 Auto Wash for several weeks now, and it’s quickly become one of my go-to car shampoos. As someone who takes pride in maintaining their vehicle properly, I look for products that offer great cleaning power without compromising paint protection—and W1 delivers on all fronts. This shampoo produces low suds, which may surprise those used to thick foaming shampoos, but don’t be fooled—its cleaning performance is excellent. It effortlessly lifts dirt and road grime without needing excessive product, meaning a little goes a long way. It rinses cleanly with no residue, leaving behind a spotless, streak-free finish that really enhances the appearance of the paint. One of the standout features is that it’s completely wax and sealant-safe, making it perfect for maintaining ceramic coatings or synthetic sealants without breaking them down. It’s also highly concentrated, so you only need a small amount per bucket, adding to the overall value. If I had to mention a minor point, it would be that because it’s a low-suds formula, it doesn’t offer the “foamy wash” experience some enthusiasts enjoy—but this is purely personal preference and doesn’t impact its cleaning power at all. Overall, Gtechniq W1 Auto Wash is a professional-grade shampoo that does exactly what it claims. It’s a high-performing, no-nonsense product that works brilliantly for regular maintenance washes. I’ll definitely be buying it again and would recommend it to anyone serious about proper car care.

## Features

- Causes serious eye damage.
- Causes serious eye irritation.
- Causes skin irritation.
- EFFECTIVE HIGH FOAM CAR SHAMPOO - cleans more effectively than ordinary car shampoo as it lubricates the dirt particles to avoid abrasion and chemically breaks bonds between dirt and paintwork when car cleaning - a must have for any car washing kit
- BIODEGRADABLE, PH NEUTRAL, NON-TOXIC AND NON-ACIDIC CAR CLEANER – gentle yet effective, this car wash shampoo is not only harmless to the environment but is gentle on your paintwork and doesn't remove any sealants, ceramic coatings or car wax
- EASY TO USE STAIN REMOVER - simply dilute the Car Wash in a bucket of water and wash your car from top to bottom with a car wash mitt, then rinse with clean water for a crystal clear, high shine finish that looks like your car just left the showroom
- MADE BY THE WORLD LEADER IN MOLECULAR NANOTECHNOLOGY – founded in 2001 by a quantum physicist, Gtechniq car cleaning products are unique and use innovative, advanced technology to achieve a level of performance that outclasses any other on the market​
- 100% CUSTOMER SATISFACTION FROM UK BASED GLOBAL COMPANY – sold in 50 countries worldwide, Gtechniq has been the no 1 choice of high-end vehicles for over 20 years, and is passionate about the quality of their products and the stellar service they provide

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00S6RQH1U |
| ASIN  | B00S6RQH1U |
| Best Sellers Rank | 533 in Automotive ( See Top 100 in Automotive ) 29 in Automotive Cleaners |
| Brand Name | Gtechniq |
| Contains Liquid Contents? | Yes |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,561) |
| Customer reviews | 4.7 4.7 out of 5 stars (1,561) |
| Global Trade Identification Number | 05060147727180 |
| Included Components | z |
| Is discontinued by manufacturer  | No |
| Item Form | Foam |
| Item Type Name | Gtechniq W1 G Wash 1000ml - High Foam Content, Maximum Gloss Retention, Tough On Dirt and Stains, High Quality Lubrication - Breaks Down Residue, Easy To Wash Off for Crystal Clear Finish |
| Item Volume | 1000 Millilitres |
| Item Weight | 1.1 Kilograms |
| Item model number  | W1 1 |
| Manufacturer | Gtechniq |
| Manufacturer  | Gtechniq |
| Material Features | Biodegradable |
| Number of Items | 1 |
| Product Dimensions  | 8.5 x 8.5 x 28.5 cm; 1.1 kg |
| Product Warranty | 2 years manufacturer |
| Scent | Unscented |
| Special Features | Biodegradable, PH Neutral |
| Specific Uses For Product | Car,Wheel |
| Surface Recommendation | Ceramic |
| Unit Count | 1000.0 millilitre |

## Product Details

- **Brand:** Gtechniq
- **Item form:** Foam
- **Item volume:** 1000 Millilitres
- **Material feature:** Biodegradable
- **Number of items:** 1
- **Scent:** Unscented
- **Special feature:** Biodegradable, PH Neutral
- **Specific uses for product:** Car,Wheel
- **Surface recommendation:** Ceramic
- **Unit count:** 1000.0 millilitre

## Images

![Car Shampoo. Auto W1 GWash Shampoo for Cars. Dirt and Stain Remover Car Cleaning Kit with Pink Grapefruit Fragrance. 100% Biodegradable Foam Cleaner, Wheel Cleaner and Screen Wash - 1L - Image 1](https://m.media-amazon.com/images/I/51ts1wsUKQL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Questions & Answers

**Q: Who are Gtechniq and what do they specialise in?**
A: Gtechniq is a science-led surface protection brand that creates advanced coatings and car care products, specialising in ceramic and protective technologies for vehicles, boats and other surfaces.

**Q: How do Gtechniq ceramic coatings work?**
A: Gtechniq ceramic coatings chemically bond to your surface at a nano level, creating a hard, protective layer that resists UV, chemicals and contaminants while making maintenance easier.

**Q: What makes Gtechniq different from waxes or sealants?**
A: Unlike waxes or polymer sealants, Gtechniq coatings form a semi-permanent, chemically bonded layer that offers better durability, protection and gloss retention.

**Q: Do Gtechniq coatings need specialist application?**
A: Some Gtechniq products are DIY-friendly, but professional application through an accredited detailer is recommended for best results, especially for long-term coatings.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Premium Car Shampoo That Truly Delivers Professional Results
*by R***E on 27 December 2024*

I've tried countless car shampoos, but Gtechniq's W1 GWash has completely transformed my detailing routine. After receiving a sample pack at a car show, I was immediately impressed by the product's performance. What sets this shampoo apart: Ultra-concentrated formula means a little goes a long way Exceptional cleaning power without stripping wax or sealants pH-neutral formula that's gentle on paintwork Creates incredible lubrication for safe, scratch-free washing Leaves an immaculate, streak-free finish I've used this on my 911 and several other vehicles, and the results are consistently outstanding. The suds are rich and thick, making the washing process not just effective but enjoyable. Whether you're a car enthusiast or just want a professional-grade clean, Gtechniq W1 GWash is a game-changer. Highly recommended for anyone serious about maintaining their vehicle's appearance. Pros: Professional-grade performance Economical concentrate Safe for all paint types Cons: Slightly more expensive than standard car shampoos (but worth every penny)

### ⭐⭐⭐⭐⭐ 5-Star Review: Gtechniq W1 Auto Wash – A Premium Car Shampoo That Delivers
*by A***H on 29 April 2025*

I’ve been using Gtechniq W1 Auto Wash for several weeks now, and it’s quickly become one of my go-to car shampoos. As someone who takes pride in maintaining their vehicle properly, I look for products that offer great cleaning power without compromising paint protection—and W1 delivers on all fronts. This shampoo produces low suds, which may surprise those used to thick foaming shampoos, but don’t be fooled—its cleaning performance is excellent. It effortlessly lifts dirt and road grime without needing excessive product, meaning a little goes a long way. It rinses cleanly with no residue, leaving behind a spotless, streak-free finish that really enhances the appearance of the paint. One of the standout features is that it’s completely wax and sealant-safe, making it perfect for maintaining ceramic coatings or synthetic sealants without breaking them down. It’s also highly concentrated, so you only need a small amount per bucket, adding to the overall value. If I had to mention a minor point, it would be that because it’s a low-suds formula, it doesn’t offer the “foamy wash” experience some enthusiasts enjoy—but this is purely personal preference and doesn’t impact its cleaning power at all. Overall, Gtechniq W1 Auto Wash is a professional-grade shampoo that does exactly what it claims. It’s a high-performing, no-nonsense product that works brilliantly for regular maintenance washes. I’ll definitely be buying it again and would recommend it to anyone serious about proper car care.

### ⭐⭐⭐⭐⭐ Lovely clean and lots of bubbles
*by R***R on 29 July 2025*

You don't need a lot in the bucket to get a really good foamy lather for the cleaning stage of your wash. Two capfuls in a large bucket, whizz it up with the jetwash and you're all set. I spray the foam on the car and while I'm waiting for that to do it's thing I make this up in the bucket and by the time I've rinsed the foam and do the wash this is still full of bubbles. It might be expensive for the size of the bottle but it does a quality job of cleaning and it value for money when you consider how little you actually need for each wash.

## Frequently Bought Together

- Gtechniq - W1 GWash - Big Foam Content, Breaks Bond Between Dirt Film & Paint; Minimal Surface Abrasion; Gloss Retention; Reduced Scratching (1 Liter)
- Gtechniq W6 Iron and General Fallout Remover for Cars, Brake Dust Degreaser and Cleaner for Wheels, Rims and Paintwork, Safe on Coatings, 500ml
- Gtechniq WM2 Microfibre Wash Mitt - Ultra Low Friction Washcloth, Soft Glide Minimises Swirl Marks - Holds Maximum Volume Of Soap Suds, 100% Split Varied Length Polyester Strands For A Quick Easy Wash

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---

*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-04-22*