Opti-Lube XPD All-Season Diesel Fuel Additive 8oz (12 Pack)
Diesel fuel additive that increases lubricity in ULSD to support engine performance and fuel economy. Users report smoother operation and improved injector balance rates
Highlights
- lubricity for ULSD
- fuel economy potential
- cetane boost
Pros
- improves lubricity for ULSD
- potential fuel economy enhancement
- supports smoother engine operation
- includes cetane boost benefits
- case of 12 bottles
Cons
- mixed opinions on fuel mileage
- some regard as more expensive
Best For
Features
- Increases lubricity of ultra-low-sulfur diesel (ULSD) to protect engine components
- Improves fuel economy and maintains performance across seasons
- Cleans injectors and helps prevent future deposit buildup, supporting emissions compatibility
