STA-BIL Diesel All-Season is an advanced all-year formula for all your diesel additive needs. It cleans and lubricates fuel injectors, provides anti-gel protection down to -40°F, and also boosts cetane. Safe for all diesel engines, it comes packaged in an easy pour, non-slip, 20-oz. bottle that treats up to 150 gallons of fuel.
• Advanced year-round formula for all your additive needs
• Cleans and lubricates entire fuel system
• Demulsifies water
• Anti-gel protection down to -40°F
• Boosts cetane
• Safe for all diesel engines
Before You Order
Verify part number 15226 exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify 15226 on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.




