---
product_id: 259497874
title: "- Archoil Ultimate Diesel Kit - AR9100 Friction Modifier (16oz) + AR6500 Diesel Treatment (40oz) + AR6400-D Diesel Fuel System Cleaner (12oz)"
brand: "archoil"
price: "฿13501"
currency: THB
in_stock: true
reviews_count: 13
category: "Archoil"
url: https://www.desertcart.co.th/products/259497874-archoil-ultimate-diesel-kit-ar9100-friction-modifier-16oz-ar6500-diesel
store_origin: TH
region: Thailand
---

# fuel system deep-clean & maintenance 3-step diesel engine care friction reduction & anti-wear oil treatment - Archoil Ultimate Diesel Kit - AR9100 Friction Modifier (16oz) + AR6500 Diesel Treatment (40oz) + AR6400-D Diesel Fuel System Cleaner (12oz)

**Brand:** archoil
**Price:** ฿13501
**Availability:** ✅ In Stock

## Summary

> 🔥 Unlock Peak Diesel Performance & Longevity with Every Drop!

## Quick Answers

- **What is this?** - Archoil Ultimate Diesel Kit - AR9100 Friction Modifier (16oz) + AR6500 Diesel Treatment (40oz) + AR6400-D Diesel Fuel System Cleaner (12oz) by archoil
- **How much does it cost?** ฿13501 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/259497874-archoil-ultimate-diesel-kit-ar9100-friction-modifier-16oz-ar6500-diesel)

## Best For

- archoil enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Integration:** Add fuel treatments directly to your tank and oil additive at your next oil change—no tools needed.
- • **Soot & Deposit Control:** Deep cleans fuel injectors and controls soot buildup for smoother starts and better throttle response.
- • **Friction Modifier Power:** Reduces engine friction and wear, eliminating injector stiction for longer engine life.
- • **Triple-Action Diesel Defense:** Clean, maintain, and protect your diesel engine with a proven 3-step system.
- • **Universal Diesel Compatibility:** Optimized for all diesel engines, including modern HPCR systems for peak performance.

## Overview

The Archoil Ultimate Diesel Kit combines three specialized additives—fuel system cleaner, diesel treatment, and friction modifier oil additive—to deliver comprehensive diesel engine care. Designed for all diesel engines, this easy-to-use kit cleans fuel injectors, controls soot buildup, reduces engine friction, and protects against wear, ensuring smoother operation, improved fuel efficiency, and extended engine life.

## Description

Buy Archoil Ultimate Diesel Kit - AR9100 Friction Modifier (16oz) + AR6500 Diesel Treatment (40oz) + AR6400-D Diesel Fuel System Cleaner (12oz): Diesel Additives - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Noticeable Improvement in Diesel Generator Performance - I use these in my diesel generator, and the results have been great. It’s reduced soot buildup, made cold starts much easier, and gives me real peace of mind knowing my generator will run longer with fewer issues down the road. Excellent product — definitely worth it if you want to extend the life and reliability of your diesel engine.
Review: Impressive products with great Results!! - This is an outstanding product that works well with my diesel truck. Very satisfied overall and will continue using these products.

## Features

- ULTIMATE 3-STEP DIESEL KIT: Includes AR6400-D Diesel Fuel System Cleaner + AR6500 Diesel Treatment (40 oz) + AR9100 Friction Modifier (16 oz)
- EASY TO USE: AR6400-D and AR6500 are diesel treatments, added directly to the fuel tank. AR9100 is an oil treatment, added to engine oil at your next oil change - no tools required
- HOW IT WORKS (Clean → Maintain → Protect): Use AR6400-D first, then use AR6500 at every fill-up. Add AR9100 at your next oil change
- FOR ALL DIESEL ENGINES: Suitable for all diesel vehicles and equipment, including modern HPCR systems
- DIESEL ADDITIVE BENEFITS (AR6400-D + AR6500): Deep-clean then maintain the fuel system for smoother running and better response while controlling fuel soot and deposits over time
- OIL ADDITIVE BENEFITS (AR9100): Reduce friction for smoother operation and anti-wear protection. Eliminates HEUI injector stiction (6.0/7.3L Power Strokes and others)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08QNJ6GT9 |
| Best Sellers Rank | #4,876 in Automotive ( See Top 100 in Automotive ) #12 in Diesel Additives |
| Brand | Archoil |
| Customer Reviews | 4.8 4.8 out of 5 stars (1,779) |
| Date First Available | December 15, 2020 |
| Item Weight | 5.24 pounds |
| Manufacturer | Archoil |
| Manufacturer Part Number | AR-UDK |
| Package Dimensions | 12.59 x 6.42 x 6.4 inches |

## Images

![- Archoil Ultimate Diesel Kit - AR9100 Friction Modifier (16oz) + AR6500 Diesel Treatment (40oz) + AR6400-D Diesel Fuel System Cleaner (12oz) - Image 1](https://m.media-amazon.com/images/I/71rJAKio9BL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Noticeable Improvement in Diesel Generator Performance
*by A***Y on October 6, 2025*

I use these in my diesel generator, and the results have been great. It’s reduced soot buildup, made cold starts much easier, and gives me real peace of mind knowing my generator will run longer with fewer issues down the road. Excellent product — definitely worth it if you want to extend the life and reliability of your diesel engine.

### ⭐⭐⭐⭐⭐ Impressive products with great Results!!
*by P***N on January 20, 2026*

This is an outstanding product that works well with my diesel truck. Very satisfied overall and will continue using these products.

### ⭐⭐⭐⭐⭐ Smoothens
*by J***S on February 14, 2026*

My '95 7.3 powerstroke appreciates these products. It starts better, smoothens up faster especially when cold and overall just runs better. I've considered adding some to my 7.3 idi to see if she loves it too.

## Frequently Bought Together

- Archoil Ultimate Diesel Kit - AR9100 Friction Modifier (16oz) + AR6500 Diesel Treatment (40oz) + AR6400-D Diesel Fuel System Cleaner (12oz)
- Motorcraft- Oil Filter
- Shell Rotella T6 Full Synthetic 5W-40 Motor Oil, 1 Gallon (3 Pack)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-03-09*