---
product_id: 543143441
title: "Castrol GTX 10W-40 A3/B4 Engine Oil 5L"
brand: "castrol"
price: "R2495"
currency: ZAR
in_stock: true
reviews_count: 13
category: "Castrol"
url: https://www.desertcart.co.za/products/543143441-castrol-gtx-10w-40-a3-b4-engine-oil-5l
store_origin: ZA
region: South Africa
---

# Meets API SP & ACEA A3/B4 for high-performance engines 10W-40 SAE viscosity for all-season engine protection 5L volume for extended maintenance intervals Castrol GTX 10W-40 A3/B4 Engine Oil 5L

**Brand:** castrol
**Price:** R2495
**Availability:** ✅ In Stock

## Summary

> 🛠️ Drive cleaner, drive smarter — Castrol GTX keeps your engine elite!

## Quick Answers

- **What is this?** Castrol GTX 10W-40 A3/B4 Engine Oil 5L by castrol
- **How much does it cost?** R2495 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/543143441-castrol-gtx-10w-40-a3-b4-engine-oil-5l)

## 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

- • **Long-Lasting Volume:** 5 liters of premium oil means fewer top-ups and more time on the road
- • **Sludge-Busting Power:** Keeps your engine 50% cleaner than industry standards for peak efficiency
- • **Top-Rated Performance:** 4.8-star rating from 750+ users proves it’s the go-to choice for discerning drivers
- • **Trusted OEM Approvals:** Certified by Fiat, Mercedes-Benz, VW, and Renault for guaranteed compatibility
- • **All-Weather Reliability:** 10W-40 viscosity ensures smooth starts and protection in diverse climates

## Overview

Castrol GTX 10W-40 A3/B4 is a high-performance engine oil designed to reduce sludge buildup by 50% compared to industry standards. With a 5-liter capacity and compliance with API SP, ACEA A3/B4, and multiple OEM approvals (Fiat, MB, VW, Renault), it delivers reliable all-season protection and enhanced engine longevity, making it a top-rated choice among professional drivers and automotive enthusiasts.

## Description

High-performance engine oil formulated with sludge-busting technology to keep your engine 50% cleaner than industry standards, ensuring smooth, efficient performance.

Review: Castrol oil - First class oil at competitive price.
Review: Oil - Very good 👍

## Features

- Contains C14-16-18 Alkyl phenol and 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 API SP, Meets - Fiat 9.55535-D2, MB-Approval 229.3, VW 501 01/ 505 00
- 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 | B0C812PDFW |
| Best Sellers Rank | 7,227 in Automotive ( See Top 100 in Automotive ) 134 in Car Engine Oils |
| Brand | Castrol |
| Customer Reviews | 4.8 4.8 out of 5 stars (756) |
| Date First Available | 14 Jun. 2023 |
| Item Weight | 4.39 kg |
| Item model number | dk-221 |
| Manufacturer | Castrol |
| Manufacturer part number | 15F8FC |
| Model | GTX |
| OEM Part Number | 10W 40, SAE Grade |
| Position | Driveline |
| Product Dimensions | 12.6 x 18.8 x 32 cm; 4.39 kg |
| Viscosity | 10W 40 SAE Grade |

## Product Details

- **Brand:** Castrol
- **Liquid volume:** 5 Litres
- **Package information:** Jug
- **Vehicle service type:** Car
- **Viscosity:** 10W 40 SAE Grade

## Images

![Castrol GTX 10W-40 A3/B4 Engine Oil 5L - Image 1](https://m.media-amazon.com/images/I/717Gf+McrjL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Castrol oil
*by P***D on 3 January 2026*

First class oil at competitive price.

### ⭐⭐⭐⭐⭐ Oil
*by S***N on 29 January 2026*

Very good 👍

### ⭐⭐⭐⭐⭐ Price
*by D***S on 7 January 2026*

Excellent price

## Frequently Bought Together

- Castrol GTX 10W-40 A3/B4 Engine Oil 5L
- Castrol GTX 10W-40 A3/B4 Engine Oil 1L

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**Shop now:** [https://www.desertcart.co.za/products/543143441-castrol-gtx-10w-40-a3-b4-engine-oil-5l](https://www.desertcart.co.za/products/543143441-castrol-gtx-10w-40-a3-b4-engine-oil-5l)

---

*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-03-12*