Opti-Lube XPD All-Season Diesel Fuel Additive
Diesel fuel additive designed to improve lubricity of ULSD and aid fuel economy. Customers report smoother running and better idle, with mild mpg gains
Highlights
- enhanced lubricity for ULSD
- claims improved fuel economy
- promotes smoother engine performance
Pros
- Improves lubricity of ULSD
- Potential fuel economy improvement
- Supports smoother engine operation
- Lubricates fuel pump components
Cons
- Some customers find it pricey
Best For
Features
- Increases lubricity of ultra-low-sulfur diesel to protect engine components
- Improves fuel economy and provides more consistent mileage year-round
- Cleans fuel injectors and helps prevent future buildup, reducing deposits
