---
product_id: 255259810
title: "McKee's 37 MK37-691 Sio2 Auto Wash, 128 oz."
brand: "mckee's 37"
price: "A$333"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/255259810-mckees-37-mk37-691-sio2-auto-wash-128-oz
store_origin: AU
region: Australia
---

# reduces water spotting pH-balanced formula highly concentrated McKee's 37 MK37-691 Sio2 Auto Wash, 128 oz.

**Brand:** mckee's 37
**Price:** A$333
**Availability:** ✅ In Stock

## Summary

> ✨ Elevate your car wash game with McKee's 37 Sio2 – shine that turns heads! 🚗

## Quick Answers

- **What is this?** McKee's 37 MK37-691 Sio2 Auto Wash, 128 oz. by mckee's 37
- **How much does it cost?** A$333 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/255259810-mckees-37-mk37-691-sio2-auto-wash-128-oz)

## Best For

- mckee's 37 enthusiasts

## Why This Product

- Trusted mckee's 37 brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Foamy Luxury Suds:** Generates thick, rich foam that traps dirt for a spotless clean
- • **Concentrated Power:** A little goes a long way—128 oz. bottle delivers maximum washes
- • **Invigorating Scent:** Leaves your vehicle smelling fresh and premium after every wash
- • **Spotless Shine Every Time:** Water-softening agents minimize water spots even in direct sunlight
- • **Safe for Coated & Non-Coated:** Perfectly pH-balanced to protect paint, wheels, and glass coatings

## Overview

McKee's 37 MK37-691 Sio2 Auto Wash is a 128 oz. highly concentrated, pH-balanced car shampoo designed specifically for vehicles with paint, wheel, or glass coatings. It produces thick foam that encapsulates dirt, reduces water spotting with built-in water softeners, and leaves a glossy, streak-free finish with a pleasant fragrance.

## Description

McKee's 37

## Features

- Reduces Water Spotting
- Highly Concentrated
- Pleasant Fragrance

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | McKee's 37 |
| Brand | McKee's 37 |
| Model | Sio2 Auto Wash |
| Product Dimensions | 19.05 x 10.16 x 27.94 cm; 498.95 g |
| Item model number | MK37-691 |
| Manufacturer Part Number | MK37-691 |
| Special Features | Concentrated, PH balance |
| Item Weight | 499 g |

## Product Details

- **Brand:** McKee's 37
- **Item form:** Foam
- **Scent:** Watermelon
- **Specific uses for product:** Wheel,Glass
- **Material features:** Concentrated

## Images

![McKee's 37 MK37-691 Sio2 Auto Wash, 128 oz. - Image 1](https://m.media-amazon.com/images/I/717ZDs2B3sL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.com.au/products/255259810-mckees-37-mk37-691-sio2-auto-wash-128-oz](https://www.desertcart.com.au/products/255259810-mckees-37-mk37-691-sio2-auto-wash-128-oz)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-16*