The best defense against low lubricity and harmful deposits. Howes Diesel Defender cleans fuel injectors, prevents coking and all harmful deposits while adding up to 2.5 times the amount required lubricity to provide superior power and performance. Diesel Defender also protects your system by safely removing water and is guaranteed to increase fuel economy and save you money.
When compared to Howes Meaner Power Kleaner, making it the #1 choice for heavy duty vehicles.
When used as a year round solution to lower lubricity and harmful deposits, Diesel Defender provides unmatched performance and guarantees a 5% increase in fuel economy.
Howes Diesel Defender uses its superior IDX4® detergent, a powerful detergent, to provide maximum cleaning power. IDX4® cleans the toughest deposits from your injectors and keeps them clean, improving performance and fuel economy. When used as directed, Diesel Defender reduces emissions by providing more complete fuel combustion, reducing the need for Cetane improvers.
Many products emulsify or disperse water and frequently use alcohols or solvents that can do damage to your engine. Diesel Defender is a premium, petroleum based product that demulsifies water, safely removing it from diesel fuel.
Trucks
Tractors
Construction
RV
Home Heating Oil
| Part # | Size | Treat Rate |
|---|---|---|
| 103022 | 1 quart | 1 quart to 160 gal. |
| 103020 | 1/2 gal. | 1/2 gal to 320 gal. |
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Learn MoreHowes offers a complete line of additives and lubricants designed to keep you on the road.
