Schaeffer Manufacturing Co. 0137-042 Diesel Treat 2000 Ultra Low Sulfur Winter Premium Diesel Fuel Additive, 1-Pint Bottle (Pack of 24)

**** The Schaeffers diesel fuel treatment has garnered a mix of feedback from customers who appreciate its potential for enhancing the longevity of high-pressure fuel systems, particularly in CP3 and CP4 pumps. Users have acknowledged Schaeffers' reputation as one of the top manufacturers of oil products, which encourages confidence in their diesel additives. Many customers report that the product operates as intended, enhancing performance in their trucks, though some indicate that they didn't experience a noticeable difference after use. A recurring theme in the feedback is a difficulty in assessing the effectiveness of the additive. Some users, despite their positive feelings towards the brand and its other products, have not felt convinced about the distinct benefits this specific treatment provides compared to competitors. A few comparisons have been made to other additives, with some Consumers preferring alternatives like Howes Diesel Treat, particularly due to differences in price points and perceived effectiveness. Overall, while many users feel comfortable recommending the product based on the brand's reputation and their subjective experiences, there is a notable segment of customers who feel the additive falls short of delivering a clear, measurable advantage. **