---
product_id: 121897433
title: "Gulfstar API CD/SF SAE 20W-40 Diesel Engine Oil (3.5 L)"
brand: "gulfstar"
price: "€ 37.11"
currency: EUR
in_stock: false
reviews_count: 6
url: https://www.desertcart.ie/products/121897433-gulfstar-api-cd-sf-sae-20w-40-diesel-engine-oil
store_origin: IE
region: Ireland
---

# High Engine Cleanliness Exceptional Stability Versatile Compatibility Gulfstar API CD/SF SAE 20W-40 Diesel Engine Oil (3.5 L)

**Brand:** gulfstar
**Price:** € 37.11
**Availability:** ❌ Out of Stock

## Summary

> 🚀 Elevate Your Engine's Performance!

## Quick Answers

- **What is this?** Gulfstar API CD/SF SAE 20W-40 Diesel Engine Oil (3.5 L) by gulfstar
- **How much does it cost?** € 37.11 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/121897433-gulfstar-api-cd-sf-sae-20w-40-diesel-engine-oil)

## Best For

- gulfstar enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Versatility:** Perfect for heavy-duty vehicles, tractors, and older petrol engines.
- • **All-Season Performance:** Designed to perform in any season with superior alkalinity retention.
- • **Soot Management Expert:** Minimizes soot-induced oil thickening for longer engine life.
- • **Engine Protection Champion:** Maximizes protection against wear and deposits.
- • **Catalytic Converter Friendly:** Compatible with catalytic converters, ensuring eco-friendly operation.

## Overview

Gulfstar API CD/SF SAE 20W-40 Diesel Engine Oil is a high-performance lubricant designed for a wide range of vehicles, including heavy commercial and light trucks, tractors, and older petrol engines. With exceptional thermal stability and a unique blend of additives, it ensures maximum engine cleanliness and protection against wear, making it the ideal choice for both everyday and heavy-duty applications.

## Description

Ultima CD are heavy duty engine oils for gasoline and diesel service , made for naturally aspirated and turbocharged engines and provided protection from high temperature deposits and bearing corrosion. These oils are blended from selected highly refined, high viscosity index base stocks and contain well balanced group of additives to provide high detergency, dispersancy and anti-oxidation characteristics to meet the stated performance standards.

## Features

- Compatibility: Recommended for heavy and light commercial vehicles, tractors, jeeps and diesel cars, pick-ups, construction and heavy earth moving equipment, older model petrol engines
- Application: Construction and heavy earthmoving equipment, older model passenger vehicles, light trucks with diesel or gasoline engines and stationary DG Sets
- Performance Benefits: High engine cleanliness, maximum protection from wear and deposits, catalytic converter compatible and MACK T-7 test for oil thickening tendency
- Components: Solvent refined heavy paraffinic distillate, solvent dewaxed heavy paraffinic distillate 80-85 percent, additives which may include dispersant, detergent, viscosity index improver, pour point depressant and antifoam 15-20 percent
- Have exceptional thermal and oxidation stability to resist decomposition in supercharged engines operating with high ring zone temperature
- This oil is suitable for all seasons and retains high level of alkalinity during use and excellent dispersancy, minimize soot induced oil thickening and associated engine wear

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Omex Oils (India) Pvt. Ltd., Omex Oils (India) Pvt. Ltd, No. 1943,1st Floor,7th Main,27th Cross,BSK 2nd Stage,Bangalore - 560070 ; 00918026716655 |
| Brand | Gulfstar |
| Product Dimensions | 22.5 x 12 x 28.5 cm; 3.12 kg |
| Item model number | API CD/SF |
| Manufacturer Part Number | API CD/SF |
| Volume | 3.5 Litres |
| Viscosity | SAE 20W-40 |
| Manufacturer | Omex Oils (India) Pvt. Ltd. |
| Item Weight | 3 kg 120 g |

## Images

![Gulfstar API CD/SF SAE 20W-40 Diesel Engine Oil (3.5 L) - Image 1](https://m.media-amazon.com/images/I/71MxNRKXJxL.jpg)
![Gulfstar API CD/SF SAE 20W-40 Diesel Engine Oil (3.5 L) - Image 2](https://m.media-amazon.com/images/I/81uD4pqUK5L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    Product is good
  

*by M***A on Reviewed in India on 14 June 2018*

As a price point of view I am happy. And technically it's ok

### ⭐⭐⭐ 3.0 out of 5 stars







  
  
    Three Stars
  

*by G***O on Reviewed in India on 18 December 2017*

Just ok

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Rock gulf star🙂✌🙂👌✌🙂✌👌
  

*by A***I on Reviewed in India on 22 February 2020*

Guys gulfstar is a 119 years old persian oil company famous in the world.he is always introduced  low price & high quality engine oil production.this company has own oil refinery that's always sell this brilliant engine oilI have 1 tata safari,1santro,1 maruti,1 tractor,1 water pump,2 bullet,1 Yamaha,1 discover,1 scooter trust me am always use gulf star engine oil .don't think just pik ✌✌✌✌✌✌✌👌👌👌👌👌👌👌

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-28*