---
product_id: 551339105
title: "Castrol GTX 10W-40 A3/B4 Engine Oil 1L"
brand: "castrol"
price: "A$46"
currency: AUD
in_stock: true
reviews_count: 13
category: "Castrol"
url: https://www.desertcart.com.au/products/551339105-castrol-gtx-10w-40-a3-b4-engine-oil-1l
store_origin: AU
region: Australia
---

# Compatible with gasoline & diesel engines 10W-40 SAE Grade viscosity Meets ACEA A3/B4 & API SP specs Castrol GTX 10W-40 A3/B4 Engine Oil 1L

**Brand:** castrol
**Price:** A$46
**Availability:** ✅ In Stock

## Summary

> 🛢️ Keep your engine elite — because smooth rides don’t wait!

## Quick Answers

- **What is this?** Castrol GTX 10W-40 A3/B4 Engine Oil 1L by castrol
- **How much does it cost?** A$46 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/551339105-castrol-gtx-10w-40-a3-b4-engine-oil-1l)

## Best For

- castrol enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Convenient:** 1L bottle size designed for easy top-ups and mess-free pouring, ideal for busy professionals.
- • **Advanced Engine Shield:** Certified ACEA A3/B4 and API SP standards deliver superior sludge prevention and wear reduction.
- • **Universal Compatibility:** Approved for MB, Renault, VW, and Fiat specs—perfect for both high-mileage and modern engines.
- • **Trusted Performance Legacy:** From Castrol, a globally recognized brand, ensuring reliability and peace of mind on every drive.
- • **Precision Viscosity Control:** Optimal 10W-40 grade ensures smooth starts and peak engine protection across temperatures.

## Overview

Castrol GTX 10W-40 A3/B4 Engine Oil is a premium lubricant engineered for both gasoline and diesel engines, meeting rigorous ACEA A3/B4 and API SP standards. Its advanced formula protects against sludge and wear, ensuring quieter, more responsive engine performance. Approved by major manufacturers including MB, Renault, VW, and Fiat, this 1L bottle offers a perfect balance of convenience and high-performance reliability for vehicles ranging from high-mileage classics to modern machines.

## Description

Buy Castrol GTX 10W-40 A3/B4 Engine Oil 1L at desertcart UK. Free delivery on eligible orders.

Review: Good Oil - Good Oil For My Motorcycle
Review: Reliable Engine Oil for Smooth Performance - I’ve been using Castrol GTX 10W-40 A3/B4 Engine Oil for a while now, and I’m really impressed with its performance. This oil is a great choice for keeping my engine running smoothly. It provides excellent protection against sludge and reduces oil burn-off, which is crucial for older engines like mine. The 1L bottle is the perfect size for top-ups or smaller oil changes, and the oil is easy to pour without making a mess. After using it, I noticed that the engine runs quieter and the performance feels more responsive. I also appreciate that it’s a trusted brand like Castrol, which has a solid reputation in the automotive world. This oil works great for both older, high-mileage cars as well as those with newer engines. My car is quite old now, with high mileage but has been running smoothly since the change, and I feel confident in the protection it offers against wear and tear. Overall, I highly recommend Castrol GTX 10W-40 A3/B4 Engine Oil for anyone looking to maintain or improve engine performance. It’s a great value and gives me peace of mind knowing that my engine is well-protected.

## Features

- Contains N, N-bis(2-ethylhexyl)-((1,2,4-triazol-1-yl)methyl)amine. May produce an allergic reaction.
- Safety data sheet available on request.
- Suitable for use in automotive gasoline and diesel engines where the manufacturer recommends an ACEA A/3B4, A3/B3, API SP or earlier specification 10W-40 lubricant. Castrol GTX Ultraclean 10W-40 A/B is approved for use in vehicles requiring MB-Approval 226.5 / 229.3, Renault RN 0700 / RN 0710 and VW 501 01/ 505 00 specifications or that Meets Fiat 9.55535-D2 or Fiat 9.55535-G2.
- Specifications: ACEA A3/B4 API SP Meets Fiat 9.55535-D2 / 9.55535-G2 MB-Approval 226.5/ 229.3 Renault RN 0700 / RN 0710 VW 501 01/ 505 00

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C8135NT3 |
| Best Sellers Rank | 5,096 in Automotive ( See Top 100 in Automotive ) 106 in Car Engine Oils |
| Brand | Castrol |
| Customer Reviews | 4.7 4.7 out of 5 stars (252) |
| Date First Available | 14 Jun. 2023 |
| Item Weight | 911 g |
| Item model number | dk-297 |
| Manufacturer | Castrol |
| Manufacturer part number | 15F8FE |
| Model | GTX |
| Position | Driveline |
| Product Dimensions | 6.56 x 9.8 x 23.9 cm; 911 g |
| Viscosity | 10W 40 SAE Grade |

## Product Details

- **Brand:** Castrol
- **Liquid volume:** 1 Litres
- **Package information:** Bottle
- **Vehicle service type:** Car, Truck
- **Viscosity:** 10W 40 SAE Grade

## Images

![Castrol GTX 10W-40 A3/B4 Engine Oil 1L - Image 1](https://m.media-amazon.com/images/I/61oppSau1nL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good Oil
*by A***R on 18 October 2025*

Good Oil For My Motorcycle

### ⭐⭐⭐⭐⭐ Reliable Engine Oil for Smooth Performance
*by N***D on 15 March 2025*

I’ve been using Castrol GTX 10W-40 A3/B4 Engine Oil for a while now, and I’m really impressed with its performance. This oil is a great choice for keeping my engine running smoothly. It provides excellent protection against sludge and reduces oil burn-off, which is crucial for older engines like mine. The 1L bottle is the perfect size for top-ups or smaller oil changes, and the oil is easy to pour without making a mess. After using it, I noticed that the engine runs quieter and the performance feels more responsive. I also appreciate that it’s a trusted brand like Castrol, which has a solid reputation in the automotive world. This oil works great for both older, high-mileage cars as well as those with newer engines. My car is quite old now, with high mileage but has been running smoothly since the change, and I feel confident in the protection it offers against wear and tear. Overall, I highly recommend Castrol GTX 10W-40 A3/B4 Engine Oil for anyone looking to maintain or improve engine performance. It’s a great value and gives me peace of mind knowing that my engine is well-protected.

### ⭐⭐⭐⭐⭐ Best for Kia engine
*by J***N on 30 June 2025*

Perfect for my Kia

## Frequently Bought Together

- Castrol GTX 10W-40 A3/B4 Engine Oil 1L
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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-27*