Disclaimer: The information provided in this review is for entertainment purposes only. Product performance may vary, and actual results may differ from those depicted in our review. We do not guarantee the accuracy or completeness of the information presented, and we encourage you to conduct your own research before making any purchasing decisions. As an Amazon Associate, we earn from qualifying purchases.

Are Diesel Fuel Additives a Scam? Let's Settle This!

Todd's Picks

Best Performance

Hot Shot’s Secret

Average Finish: 1.6

Purchased for: $45

Made In: USA

Search on Amazon

Highly concentrated formula that prevents fuel jelling to -65°F and adds lubricity.

Best Value

PEAK

Average Finish: 2

Purchased for: $12

Made In: USA

Search on Amazon

Boosts cetane and improves cold starts.

Runner-up

FPPF

Average Finish: 3

Purchased for: $16

Made In: USA

Search on Amazon

Reliquifies gelled fuel in minutes, treats 125 gallons.

Name	Price ($)	Price Per Piece ($)	Made In	Average Finish	Link	Content
Hot Shot’s Secret	$45.00	$1.19	USA	1.6	Search on Amazon	Highly concentrated formula that prevents fuel jelling to -65°F and adds lubricity.
PEAK	$12.00	$0.55	USA	2	Search on Amazon	Boosts cetane and improves cold starts.
FPPF	$16.00	$0.16	USA	3	Search on Amazon	Reliquifies gelled fuel in minutes, treats 125 gallons.
Power Service Diesel	$27.00	$0.42	USA	4	Search on Amazon	Contains Slick Diesel Lubricator to protect fuel pumps and injectors.
Amsoil	$32.00	$1.00	USA	5	Search on Amazon	Adds lubricity and improves fuel economy.
CleanBoost	$30.00	$0.47	USA	6	Search on Amazon	Reliquifies gelled fuel effectively.
Howes	$20.00	$0.31	Canada	7	Search on Amazon	Prevents diesel fuel from jelling and adds lubricity.
Lucas	$14.00	$0.22	USA	8	Search on Amazon	Real water dispersants to remove moisture from the entire fuel system.
Archoil	$19.00	$1.19	USA	9	Search on Amazon	Prevents fuel from jelling and adds lubricity.
Ford	$17.00	$0.75	USA	9	Search on Amazon	Adds lubricity, reduces engine wear, and improves cold starting.
Stanadyne	$32.00	$0.50	USA	10	Search on Amazon	Designed to prevent fuel jelling and improve pour point.
Opti-Lube	$17.00	$0.26	USA	11	Search on Amazon	Prevents deposits and acts as a water dispersant.
Standard	$17.00	$1.06	USA	12	Search on Amazon	Designed to prevent fuel jelling and improve pour point.
STA-BIL	$15.00	$0.47	USA	13	Search on Amazon	Treats 250 gallons, anti-gel to -40°F, contains water demulsifiers.

Comparison of prices for each diesel fuel additive.

Average performance rating based on multiple tests.

Wear scar measurements indicating lubricity performance.

Energy usage indicating engine performance under additives.

Corrosion resistance based on rust formation after 24 hours.

Flammability based on ease of vaporization and ignition under cold temperatures.

Efficiency in demulsifying water trapped in fuel.