Opti-Lube XPD All-Season Diesel Fuel Additive (1 gal) with Pump
Diesel fuel additive enhances lubricity of ULSD to protect engine components and improve fuel economy. Customers note improved engine quietness and smoother operation, with reported 2-3 MPG gains
Highlights
- Enhances diesel lubricity
- Potential MPG improvement
- Comes with pump and bottles
Pros
- Improves lubricity for ULSD
- Potential fuel economy improvement
- Includes hand pump and accessories
- Positive user feedback on engine smoothness
Cons
- Mixed sentiment on overall value
- Some users emphasize MPG gains; may vary by vehicle
- Customer insights mention CP4 HPFP compatibility but no formal guarantee
Best For
Features
- Increases lubricity of ultra-low-sulfur diesel to protect engine components
- Improves fuel economy and performance across seasons
- Cleans fuel injectors to reduce deposits and support emissions systems