Foil 20 Pack

Twenty pre-measured single-use packets of concentrated Fuel Factor X. Perfect for extended travel, bulk use, or stocking up. Double the 10-pack for longer supply. Tear, pour, drive — no mess, no measuring.

Format

20 Foil Packets

EPA Registered

#217020001

Certification

SAE J1321

Safe For

Gas & Diesel

Introductory Price

$54.99

~~$86.26~~ — You save $31.27

Regular price higher — limited-time launch pricing available

Limited-time launch pricing. Prices expected to go up.

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EPA Registered

SAE J1321 Certified

Gas & Diesel Safe

Why Choose the Foil 20 Pack

The Foil 20 Pack is designed for drivers who want a longer supply of pre-measured doses without the bulk of bottles. Each packet contains the exact amount of concentrated Fuel Factor X needed to treat a full tank — just tear, pour into your fuel tank, fill up with gas or diesel, and drive as normal.

With 20 packets, you have enough for 20 fill-ups, making this perfect for extended travel, heavy drivers, or those who want to maintain consistent engine protection over several months. Portable, mess-free, and effective.

Frequently Asked Questions

Common questions about Fuel Factor X Foil 20 Pack

How many tanks does one 20-pack treat?

Each foil packet is pre-measured to treat one full fuel tank (approximately 320 gallons of fuel capacity for standard vehicles). With 20 packets, you have enough for 20 fill-ups.

Is this the same formula as the bottles and 10-pack?

Yes. The foil packets contain the exact same concentrated Fuel Factor X formula as the 4oz bottles and the 10-pack. The only difference is packaging and quantity — the formula and performance are identical.

How do I use the foil packets?

Tear open one foil packet. Pour the contents directly into your fuel tank through the fuel filler neck before filling up with gas or diesel. Then fill your tank as normal and drive. Never pour into engine oil, coolant, or other reservoirs.

Can I use foil packets in both gas and diesel engines?

Yes. Fuel Factor X foil packets are formulated for both gasoline and diesel combustion engines. They work in cars, trucks, RVs, boats, motorcycles, generators, ATVs, and other vehicles with gas or diesel engines.

How long do foil packets last?

Foil packets maintain their potency for years when stored in a cool, dry place away from direct sunlight. The foil provides excellent protection against oxidation and environmental factors.

Is Fuel Factor X EPA registered and certified?

Yes. Fuel Factor X is EPA registered (#217020001) and SAE J1321 certified, meeting strict government and industry standards for fuel additives and performance. It has 30+ years of commercial use with 2.5+ billion tracked miles.

WhatsHemping features Fuel Factor X, an advanced fuel treatment for gas and diesel engines.

Affiliate Disclosure: What's Hemping may earn commissions from affiliate purchases. This comes at no additional cost to you.

Important Disclaimer: Results may vary based on engine condition, maintenance history, driving habits, fuel quality, vehicle type, and usage pattern. Fuel Factor X is not a substitute for regular maintenance or manufacturer-recommended service. Follow all label instructions and dosage guidelines.

Fuel Factor X is EPA registered (#217020001) and SAE J1321 certified for use in compatible gas and diesel combustion engines. Add only to the fuel tank, never to engine oil, coolant, or other reservoirs.

You must be at least 18 years of age to purchase products from this website. Keep all products out of reach of children and away from open flame or ignition sources.