Can I use the Diesel Fuel System Kit in my vehicle?

Suitable for use in all diesel vehicles, including pre-emissions vehicles and modern high pressure common-rail engines.

Should I use AR6400-D and AR6500 in the same tank of fuel?

For best results, use AR6400-D in the first tank of fuel (deep clean). Then start AR6500 at the next fill-up and continue at following fill-ups.

How often should I use AR6400-D Diesel Fuel System Cleaner?

Use every 5,000 miles or as required based on symptoms (declining performance, poor MPG, smoke, etc.)

Can the Diesel Fuel System Kit be used with biodiesel blends?

Yes, Archoil's diesel treatments are compatible with biodiesel blends.

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Diesel Fuel System Kit - AR6400-D (12 oz) + AR6500 (40 oz) - Complete Restoration For All Diesel Engines, Injector Cleaner, Lubricity Improver, DPF & Turbo Deposit Control, Cetane Booster

Product ID: 203341010

Details

Brand
Archoil
Item Volume
52 fluid
Manufacturer
Archoil
Number of Items
2
Unit Count
52 Ounce

⛽Boosts cetane by up to +8 points

⚙️Two-step deep clean + maintenance

🛡️Improves lubricity by 43%

R3469

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

Description

🔥 Unlock your diesel’s full potential — clean, protect, and power up every mile!

DPF SUPPORT REDUCED REGENS - Keeps diesel particulate filters cleaner, cutting down costly regeneration cycles
INJECTOR TURBO RESTORATION - Eliminates deposits to restore injector spray patterns and turbo responsiveness
COMPLETE TWO STEP DIESEL RESET - Deep clean with AR6400-D, then maintain with AR6500 for peak engine health
UNIVERSAL DIESEL COMPATIBILITY - Works seamlessly with all diesel engines, including modern HPCR systems and biodiesel blends
FUEL SYSTEM PROTECTION EFFICIENCY - Boosts cetane for faster ignition and improves lubricity to extend fuel system life

The Archoil Diesel Fuel System Kit combines a powerful 2-step cleaning and maintenance solution designed for all diesel engines. It removes injector and turbo deposits, boosts cetane by up to 8 points for smoother combustion, and improves lubricity by 43% to protect critical fuel system components. Compatible with biodiesel blends and modern HPCR systems, it also supports DPF cleanliness to reduce regeneration frequency, ensuring enhanced performance, fuel economy, and engine longevity.

Specifications

ASIN	B087JSLFNC
ASIN	B087JSLFNC
Best Sellers Rank	#448 in Automotive ( See Top 100 in Automotive ) #3 in Diesel Additives
Brand Name	Archoil
Capacity	40 fluid ounces
Customer Reviews	4.8 4.8 out of 5 stars (2,968)
Date First Available	April 23, 2020
Item Volume	52 fluid ounces
Manufacturer	Archoil
Manufacturer	Archoil
Number of Items	2
Package Dimensions	14.61 x 7.28 x 5.31 inches; 3.79 pounds
Part Number	AR-FSK
Size	1 Count (Pack of 2)
UPC	608819243825
Unit Count	52 Ounce

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

R3469

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Pooja R.

The customer service exceeded my expectations. Perfect for buying products you can't find elsewhere.

1 week ago

Reema J.

Perfect platform for hard-to-find items. Delivery was prompt.

1 month ago

View all Trustpilot reviews