Schaeffers oil ???
He was also telling me about something called Hotshot secret has anyone had any encounters with these items thanks for the help
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First off, to the OP, I was a rep for Schaeffer Manufacturing for almost 4 years, but was using their engine oil in my 7.3's for 3 years before ever joining their forces, and I only stopped because they wanted a higher sales volume than I could provide. You see, I got laid off for the first time in my 26-year career in engineering and manufacturing in late 2009, and Schaeffer offered a good opportunity to step out of the manufacturing world and work with something a lot more fun. I was laid off for a year, and then went back to the engineering firm full time while continuing to try to make sales with Schaeffer. In the end, I simply could not grow my Schaeffer sales fast enough while I was working full-time as an engineer, so I had to let go of the job with Schaeffer in summer 2013.
Being an chemical engineer (by training and career choice), I did a lot of research before using their initially switching to their 9000 series 5w40 synthetic oil, and I did a whole lot more research to evaluate their marketing claims when I started representing them. The particular subjects I researched were the mechanisms related to the use of "extreme pressure additives" (like moly, titanium, zinc, etc.), oil viscosity dynamics, combustion byproduct neutralization, defoamer additives, the technology behind diesel fuel additives, etc. From everything I read and found from third party companies and organizations, Schaeffer's claims were consistently substantiated. I will admit, though, that some of the sales reps who have no chemistry or engineering or manufacturing background will sometimes misrepresent the science and make inaccurate claims, but that is generally done out of ignorance with no bad intention. Regardless, the real world basis behind the claims in their literature is substantiated by real science.
Anyway, in the time I worked as a rep, I spent a lot of time reviewing tech data sheets and friction testing with a wide variety of engine oils against Schaeffer's 9000 and 7000 series diesel engine oils. Simply put, what I found was that some brands are really good alternatives to the Schaeffer products, but I could not find any to beat them on a technical basis.
Let's consider the real world for a few moments, though.
Availability
Schaeffer does not market through box stores or spend much time trying to tap into the retail market, and therefore focus primarily on word-of-mouth wholesale to businesses and industry. Consequently, even though they tend to be the most cost-effective and technically advanced options, they are not readily available to everyone.
Applicability
It seems that vehicle engines are somewhat unique from vehicle to vehicle due to inherent variances in manufacturing tolerances and highly variable differences in the driving styles of their owners. When you combine those variables together for a specific truck, each specific engine almost develops its own "personality", as it were, and therefore tends to "like" or "tolerate" or "perform better" with some oil brands (specifications) better than others.
My Personal Experience
All that being said, I'm running my two 7.3's right now at about 15k-18k between oil changes with no issues whatsoever. Both vehicles have a Racor bypass filtration system (3 micron), which is why I can run above the 10K mark the way I do. I've been running the 9000 series 5w40 for 7 years now in my F250 (roughly 130K miles on this one oil brand and weight), and started it on this oil at about the 130K mile mark in its life. I've only run the 7000 sreies 15w40 a few times when I was out of the 5w40, and only ran it then because I had it left over from my days as a Schaeffer rep. Most of what I sold to diesel owners was the 7000 series 15w40 oil, but more and more were swapping to the fully syn 5w40 9000 series.
Bottom Line
I will run the Schaeffer products as long as I can obtain them on a cost-effective basis (total cost of use, meaning the total dollars I spend per 1,000 miles on additive, fuel, oil, and filters). If I ever cannot get Schaeffer oil, I will probably use either Mobil 1 or Rotella T6, and might consider Royal Purple as well depending on total cost per gallon of oil. If I cannot get the Schaeffer fuel additive, I'll alternate between the Opti-lube XPD and Diesel Kleen products. ...Unless and until I can find something better (more cost-effective) than any of those oil and additive product lines.
... just another perspective on the issue.
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I was also a Schaeffer's sales rep when I lived in Oklahoma. I have been running the Series 7000 15W-40 for almost 10 years in my F-250, 8-10K Oil Change Intervals with the Oilguard Bypass Filter. Been running it in our Excursion as well since we purchased it @ 3+ years ago. During the winter months I switch over to the series 9000 5W-40 for better cold starts. We also switched over all my brother-in-law's farm equipment, combine & tractors over about 4+ years ago.
I have been doing used oil analysis reports as well with excellent results. In addition to the oil the fuel additive is an excellent product. We have yet to jell up during the winter......knock on wood.....

Price wise - @ $20 per gallon for the 15W-40 oil
@ $22 for the 5W-40
If I wasn't able to get Schaeffer's - Delo 400 15W-40 would be my next choice. Have seen many excellent Used Oil Analysis Reports on this as well.
No worries about a scam - it's what they say it is and there Chief Chemist is second to none. There are only about a dozen folks in the country with his certifications & education.
I started off paying $120 and quit when the price hit $135 for a five gallon pail. I switched over to Rotella T 5w40 at under $20 a gallon. Honestly, I can't tell a difference and I am on my 2nd change with Rotella. Consumption is slightly more with the Rotella, may be 1 quart more over what I used with the 9000. If the price was the same, I'd use the 9000 even with the inconvenience of a 5 gallon pail, over the Rotella.
I use Schaeffer's Trans fluid in my truck and on my snow plow and I have nothing bad to say about it. I will definitely use it when it's time to do a fluid change.
This thread is a few dozen months old, but the general rule of thumb is "no" on oil additive and "yes" on fuel additive for our HEUI injectors.
This thread is a few dozen months old, but the general rule of thumb is "no" on oil additive and "yes" on fuel additive for our HEUI injectors.

















