---
product_id: 307781392
title: "Ultra 15W-40 Engine Oil Petrol & Diesel Mixed Fleet 20 Litre 20L"
brand: "smith & allan"
price: "₩919090"
currency: KRW
in_stock: true
reviews_count: 8
category: "Smith & Allan"
url: https://www.desertcart.kr/products/307781392-ultra-15w-40-engine-oil-petrol-and-diesel-mixed-fleet
store_origin: KR
region: South Korea
---

# Mixed Fleet Diesel & Petrol Use 15W-40 Viscosity Grade 20 Litres Bulk Supply Ultra 15W-40 Engine Oil Petrol & Diesel Mixed Fleet 20 Litre 20L

**Brand:** smith & allan
**Price:** ₩919090
**Availability:** ✅ In Stock

## Summary

> 🛠️ Power your fleet with confidence — the ultimate oil for unstoppable engines!

## Quick Answers

- **What is this?** Ultra 15W-40 Engine Oil Petrol & Diesel Mixed Fleet 20 Litre 20L by smith & allan
- **How much does it cost?** ₩919090 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/307781392-ultra-15w-40-engine-oil-petrol-and-diesel-mixed-fleet)

## Best For

- smith & allan enthusiasts

## Why This Product

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

## Key Features

- • **Bulk Value Pack:** 20L container ensures you’re always ready for long-term maintenance without frequent repurchases.
- • **Versatile Application:** Perfect for vehicles, construction machinery, agricultural equipment, and even some transmissions.
- • **All-Engine Compatibility:** Optimized for petrol, diesel, turbocharged, and commercial engines alike.
- • **Superior Engine Protection:** Advanced additives guard against rust, corrosion, and wear for lasting engine health.
- • **Trusted Industry Standards:** Meets API CG-4/CF-4/SJ and ACEA A3/B4 (2012) certifications for reliable performance.

## Overview

Smith & Allan’s Ultra 15W-40 Engine Oil is a premium mineral-based lubricant designed for mixed petrol and diesel fleets. Its high-quality virgin oils and performance additives deliver exceptional protection against wear, rust, and corrosion, ensuring engine cleanliness and durability across a wide range of vehicles and machinery. Certified to meet top industry standards, this 20-litre bulk pack offers unbeatable value and versatility for professional-grade engine care.

## Description

Ultra 15W/40 is mixed fleet engine oil, incorporating high quality virgin mineral oils and performance additives, which make it suitable for use in a wide variety of diesel and petrol engine designs, including turbo charged versions. The product protects engine components from rust and corrosion, as well as providing high levels of engine cleanliness and anti-wear performance. This product is intended for use in a range of vehicle and engine types, including commercial vehicles, buses, coaches, cars and vans, plant and construction machinery and agricultural machinery. It may also be used in some transmissions, hydraulic systems, PTOs, and compressors, where a lubricant of this viscosity and performance is recommended. API: CG-4/CF-4/SJ, ACEA: A3/B4 (2012)

Review: Best oil around - Really love this company. Their quality is amazing and something I wanted to guarantee in car. Performance is great. And great value too.
Review: Pleased. - Quality product with fast delivery.

## Features

- Ultra 15W 40 Engine Oil Petrol and Diesel Mixed Fleet 20 Litre 20L
- Brand : Smith and Allan
- Product type: AUTO OIL
- 20 Litre
- 15W 40 Engine Oil Mineral Diesel Petrol

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00FGREEVI |
| Best Sellers Rank | 19,348 in Automotive ( See Top 100 in Automotive ) 249 in Car Engine Oils |
| Brand | Smith & Allan |
| Customer Reviews | 4.7 4.7 out of 5 stars (64) |
| Date First Available | 26 Sept. 2013 |
| Item Weight | 20 kg |
| Item model number | UMO20LT |
| Manufacturer | Smith & Allan |
| Manufacturer part number | 1892-20lt |
| Model | Ultra 15W-40 |
| Viscosity | 15W-40 SAE Grade |

## Product Details

- **Brand:** Smith & Allan
- **Liquid volume:** 20 Litres
- **Package information:** Drum
- **Vehicle service type:** Car, Truck
- **Viscosity:** 15W-40 SAE Grade

## Images

![Ultra 15W-40 Engine Oil Petrol & Diesel Mixed Fleet 20 Litre 20L - Image 1](https://m.media-amazon.com/images/I/71utW2BguQL.jpg)

## Questions & Answers

**Q: What thread is the cap please? (So that I can buy a dispensing tap or pump to suit.)**
A: It is 60mm diameter.
Zoro sells them to suit 20 and 25 litre cans.
Smith and Allen are a good company to deal with with a reliable delivery compan

**Q: Will this work with a Hyundai 4 stroke pressure washer? Says I need 15w-40 for the engine.**
A: If it says 15-40 needed then yes it will do the job

**Q: Is this product equivalent or compatible with kubota udt transmission oil**
A: This product is an engine oil, Kubota UDT is a transmission oil. See Agritech HTF 10W-30 is our listings.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best oil around
*by D***L on 9 September 2024*

Really love this company. Their quality is amazing and something I wanted to guarantee in car. Performance is great. And great value too.

### ⭐⭐⭐⭐⭐ Pleased.
*by A***R on 20 December 2025*

Quality product with fast delivery.

### ⭐⭐⭐⭐⭐ Good
*by C***T on 4 May 2025*

Spot on

## Frequently Bought Together

- Ultra 15W-40 Engine Oil Petrol & Diesel Mixed Fleet 20 Litre 20L
- ISO 46 Hydraulic Oil VG46 Fluid 20 Litre 20L
- EP 80W-90 Gear Oil API GL-5 Gearbox Diff Transmission Axle Fluid 20 Litre 20L

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**Shop now:** [https://www.desertcart.kr/products/307781392-ultra-15w-40-engine-oil-petrol-and-diesel-mixed-fleet](https://www.desertcart.kr/products/307781392-ultra-15w-40-engine-oil-petrol-and-diesel-mixed-fleet)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-01-24*