Opti-Lube XPD All-Season Diesel Fuel Additive - 24 Pack 8oz Bottles

In this review of Opti-Lube XPD All-Season Diesel Fuel Additive the verdict is straightforward: this product is aimed at truck owners, fleet managers, and operators of farm or construction equipment who want improved lubricity and cleaner fuel systems without complicated maintenance. The single biggest reason to buy is its combination of injector cleaning and lubricity enhancement in a convenient 8oz long neck bottle that treats up to 32 gallons of diesel, making routine dosing simple and practical for heavy-duty use.

Key Features

• Improves lubricity: The formula increases the lubricity properties of ultra-low-sulfur diesel so injector components experience less wear.
• Boosts fuel economy: Regular use has been shown to enhance fuel mileage year round, delivering measurable savings over time.
• Cleans injectors: The additive helps remove deposit build-up in injectors and reduces future residue to restore engine efficiency.
• Enhances performance: XPD raises cetane by up to 3 points and works as a demulsifier to separate water from diesel fuel for better combustion.
• Prevents corrosion: The formula includes rust and corrosion prevention to protect fuel system components in storage or service.
• Convenient dosing: Each long neck 8oz bottle treats up to 32 gallons of diesel, making it easy to dose right at the pump or before storage.

Who It's For

Opti-Lube XPD is best for diesel truck owners, small fleets, and equipment operators who need a straightforward, all-season treatment that improves injector lubrication and helps extend storage life of diesel. The long neck bottles make it practical for field use on farm and construction machinery as well as highway trucks.

Those who should look elsewhere are buyers requiring a product with a very specific certified additive package for specialized engines or those who need lab-grade fuel testing results from a treatment provider; this is a practical maintenance additive rather than a bespoke industrial solvent.

Pros & Cons

Pros

• Improves injector lubricity and reduces wear in ULSD systems.
• Can improve fuel economy and boost cetane up to 3 points for better combustion.
• Cleans existing injector deposits and helps prevent future build-up.
• Long neck 8oz bottles are easy to use and each treats up to 32 gallons of diesel.

Cons

• Not intended as a laboratory-grade solution for specialized emissions testing; it is a practical maintenance additive.

Specifications

Product name	Opti-Lube XPD All-Season Diesel Fuel Additive
Pack size	24 long neck 8oz bottles
Volume per bottle	8oz long neck
Treats	Up to 32 gallons of diesel per 8oz bottle
Key benefits	Lubricity increase, injector cleaning, cetane boost, demulsifier action
Uses	Trucks, farm and construction equipment, diesel storage

Our Verdict

Opti-Lube XPD is a practical, cost-effective diesel treatment for owners who want to protect injectors, improve fuel economy, and maintain performance across seasons. The easy-to-use 8oz long neck bottles and multi-benefit formula make it a good value for truckers and equipment operators who perform regular maintenance and want simpler dosing.

Frequently Asked Questions

How much diesel does one bottle treat?
Each 8oz long neck bottle treats up to 32 gallons of diesel fuel for routine dosing.

Will this product harm emission systems?
The formula is compatible with vehicle emissions systems and is designed to reduce deposits and emissions rather than increase them.

Can I use this in stored diesel?
Yes, the additive acts as a demulsifier and more than doubles the storage life of standard diesel when used as directed.