---
product_id: 41776304
title: "Fleet Supreme 5W-40 API CK-4 Full Synthetic Heavy Duty Diesel Engine Oil | Moly Boron Friction Modified | Extended Drain (5 Gallon)"
brand: "triax"
price: "NT$24200"
currency: TWD
in_stock: true
category: "Triax"
url: https://www.desertcart.tw/products/41776304-fleet-supreme-5w-40-api-ck-4-full-synthetic-heavy
store_origin: TW
region: Taiwan
---

# Up to 4% better fuel economy 60% less engine wear Cold flow to -46°F Fleet Supreme 5W-40 API CK-4 Full Synthetic Heavy Duty Diesel Engine Oil | Moly Boron Friction Modified | Extended Drain (5 Gallon)

**Brand:** triax
**Price:** NT$24200
**Availability:** ✅ In Stock

## Summary

> 🚛 Power your fleet with supreme protection and unstoppable performance!

## Quick Answers

- **What is this?** Fleet Supreme 5W-40 API CK-4 Full Synthetic Heavy Duty Diesel Engine Oil | Moly Boron Friction Modified | Extended Drain (5 Gallon) by triax
- **How much does it cost?** NT$24200 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/41776304-fleet-supreme-5w-40-api-ck-4-full-synthetic-heavy)

## Best For

- triax enthusiasts

## Why This Product

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

## Key Features

- • **All-Weather Warrior:** Exceptional cold flow down to -46°F ensures smooth starts even in the harshest winters.
- • **Fuel Efficiency Boost:** Save at the pump with up to 4% improved fuel economy compared to traditional 15W-40 oils.
- • **Turbocharger Guardian:** Friction-modified formula prevents deposits and ash buildup, protecting your turbo like no other.
- • **Extended Drain Intervals:** Drive farther with up to 25,000 miles for pickups and 100,000 miles for semis between oil changes.
- • **Unmatched Engine Longevity:** 60% lower wear than top competitors means your diesel engine stays stronger, longer.

## Overview

Triax Fleet Supreme 5W-40 is a full synthetic, API CK-4 certified heavy-duty diesel engine oil engineered with moly boron friction modifiers and advanced additive technology. It delivers 60% less engine wear, exceptional cold flow to -46°F, and up to 4% fuel economy improvement. Compatible with all major diesel engines and emission systems, it offers extended drain intervals up to 100,000 miles, turbocharger protection, and superior oxidation stability for maximum engine durability and efficiency.

## Description

desertcart.com: Triax Fleet Supreme 5W-40 API CK-4 Full Synthetic Heavy Duty Diesel Engine Oil | Moly Boron Friction Modified | Extended Drain (5 Gallon)

## Features

- Unique Additive Technology for UNSURPASSED WEAR PROTECTION, oxidation, and high temp stability. 60% lower wear than leading lubricants and standards. WIDE RANGE COMPATIBLE - Compatible with all heavy-duty diesel engines, including Ford, Caterpillar, Cummins, Detroit Diesel, Volvo, Mercedes Benz, and many others. Including those fitted with advanced emission control systems.
- HIGHEST VISCOSITY INDEX any 5W-40 motor oil, of any brand, with exceptional stability and flow properties. Friction modified and VI stabilizer pre-boosted. Un-rivaled turbo-charger protection, will not create deposits and ash on turbo bearings (will not fry on the turbo). Up to 4% Fuel economy vs any 15W-40. COLD FLOW - Exceptional cold flow down to - 46 F.
- OUTSTANDING POWER-STROKE PERFORMANCE Including 6.0 L turbo diesel: ELIMINATES STICTION AND INJECTOR ISSUES that plague Power-stroke engines - No need for additional additives - Contains state-of-the-art dispersal and ash control systems to keep your engine extremely clean.
- EXTREME DRAIN CAPABILITIES: 25,000 mile drain interval for pickups and up to 100,000 for class 8 semi-trucks*
- WHAT WILL YOU NOTICE THE FIRST TIME YOU SWITCH? - Dramatic reduction of engine noise. Improved fuel economy by at least 2%. Substantially longer drain intervals vs all other brands. Virtually no deposits on turbos. Significantly improved oil analysis results and engine durability.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B071RFB15F |
| Best Sellers Rank | #90,288 in Automotive ( See Top 100 in Automotive ) #624 in Motor Oils |
| Brand | Triax |
| Brand Name | Triax |
| Compatible with Vehicle Type | Heavy Duty Diesel Engines |
| Container Type | Pail |
| Customer Reviews | 4.7 out of 5 stars 315 Reviews |
| Flash Point | 232 Degrees Celsius |
| Liquid Volume | 5 Gallons |
| Manufacturer | Triax Lubricants LLC |
| Manufacturer Part Number | TRX1092-55 |
| Manufacturer Warranty Description | Full warranty replace or repair for the specifications listed in the data sheet. |
| Model Number | 5W-40 |
| Package Information | Pail |
| SAE J300 Viscosity Grade | 5W-40 |
| Size | 5 Gallon |
| UPC | 852771008026 |
| Unit Count | 640.0 Fluid Ounces |
| Vehicle Service Type | Heavy Duty Diesel Engines |

## Product Details

- **Brand:** Triax
- **Liquid Volume:** 5 Gallons
- **Package Information:** Pail
- **Vehicle Service Type:** Heavy Duty Diesel Engines
- **Viscosity:** 5W-40

## Images

![Fleet Supreme 5W-40 API CK-4 Full Synthetic Heavy Duty Diesel Engine Oil | Moly Boron Friction Modified | Extended Drain (5 Gallon) - Image 1](https://m.media-amazon.com/images/I/71y9mHjHtUL.jpg)

## Available Options

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

## Frequently Bought Together

- Triax Fleet Supreme 5W-40 ESP API CK-4 Full Synthetic Diesel Engine Oil, Friction Optimized and Boosted with Molybdenum and Nano-Boron, Superb Powerstroke Performance (5 Gallon)
- Motorcraft Oil Filter - FL2124S (Replaces FL2051S)
- Triax Fleet Supreme 15W-40 API CK-4 Full Synthetic Diesel Engine Oil | Friction Optimized and Boosted with Molybdenum & Nano-Boron | Superb Powerstroke Performance (5 Gallon)

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**Shop now:** [https://www.desertcart.tw/products/41776304-fleet-supreme-5w-40-api-ck-4-full-synthetic-heavy](https://www.desertcart.tw/products/41776304-fleet-supreme-5w-40-api-ck-4-full-synthetic-heavy)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-07-17*