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81012 Penray Diesel Fuel Prep™

81012 Diesel Fuel Prep Concentrated For Auto & Light Duty Vehicles jpg

Penray Diesel Fuel Prep™ is specifically concentrated for light duty vehicles to improve performance. Diesel Fuel Prep™ is formulated to clean the engine to restore power and maximize fuel economy!

Benefits of Penray Diesel Fuel Prep™:
• Concentrated year-round diesel fuel conditioner for auto and light duty engines
• Cleans fuel injectors to maximize fuel economy and restore power
• Improves performance Lifts cetane up to 8 numbers
• One bottle treats 20 gallons for an 8 cetane* number lift, 40 gallons for a 4 number lift
• Biodiesel compatible and ULSD compliant

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Part# Quantity Net Contents Container Type Treat Rate
81012 6 / Case 12 fl. oz. Bottle 20-40 Gallons
*Treat 20 gallons for 8 number lift, 40 gallons for 4 number lift



 WARNING: This product can expose you to chemicals including Naphthalene, which is known to the State of California to cause cancer.  For more information go to