Stihl Super HP Ultra Review

Introduction: Why I Finally Switched from Generic Bar Oil

I have been running chainsaws professionally for over a decade, and for most of that time, I treated bar and chain oil as a commodity. I bought the cheapest bulk jugs I could find, reasoning that oil is oil and it all ends up on the ground or flung off the bar anyway. That changed about six months ago when I burned up a brand new 20 inch bar on my 572XP during a particularly hot summer day of bucking white oak. The bar was glazed, the chain was tight, and the oiler was working fine. The problem, I eventually realized, was the oil itself. It simply could not handle the heat and the high RPMs. That failure cost me time and money, and it pushed me to try Stihl Super HP Ultra.

I want to be clear right up front: this is not a sponsored review. I bought this oil with my own money because I needed a solution. And after running several gallons through different saws in varying conditions, I have strong opinions. This is the full story of how Stihl Super HP Ultra performed for me, where it excels, and where it falls short.

How I Tested It

To give you a realistic picture, I did not set up a lab or measure viscosity with scientific instruments. I am a working sawyer, not a chemist. I tested this oil the way any serious user would: by running it hard in real world conditions and paying close attention to what the saw, bar, and chain were doing.

I used Stihl Super HP Ultra in three different saws over a two month period:

• Stihl MS 661 C-M (28 inch bar) – Used for felling large hardwoods and milling small slabs. This saw runs hot and demands consistent lubrication.
• Husqvarna 572XP (20 inch bar) – My primary bucking saw. This is the saw that previously damaged a bar with generic oil.
• Stihl MS 261 C-M (16 inch bar) – My limbing and firewood saw. Lighter duty but still runs for hours at a time.

I tested in three distinct environments:

• Hot, dry summer conditions (temperatures consistently above 90 F, low humidity) – Cutting seasoned oak, hickory, and maple.
• Cool, damp conditions (50 60 F, high humidity) – Cutting pine and spruce that was still green.
• Dusty, dirty conditions (cutting storm damaged trees near a construction site) – To see how the oil handled contamination.

I did not mix the oil with anything. I used it straight from the bottle and adjusted the oiler on each saw according to the manufacturer’s recommendations for the bar length. I also kept a log of bar temperature, chain tension adjustments, and how much oil I was going through compared to my usual generic brand.

Performance

Tackiness and Waste Reduction

The first thing I noticed was the tackiness. Stihl Super HP Ultra is noticeably thicker and sticker than any generic oil I have used. When I poured it into the tank, it did not run like water. It clung to the sides of the filler cap and the chain. This is not just a marketing gimmick. The tackiness has a real, measurable effect on how much oil stays on the chain versus how much gets flung off.

With generic oil, I was used to seeing a fine mist of oil flying off the bar tip, especially at high RPMs. That is wasted oil, and it also means less lubrication on the chain. With Super HP Ultra, that mist was dramatically reduced. I would estimate I used about 20 to 25 percent less oil per tank of fuel compared to my previous generic brand. That is significant because it means the oil is staying where it needs to be: in the bar groove and on the chain links.

This reduced waste also meant less mess on the saw and on my gear. My bar tip was not dripping oil when the saw was idling. The saw stayed cleaner overall. For anyone who cuts in their own yard or near structures, that is a welcome benefit.

High Temperature Performance

This is where Super HP Ultra truly separates itself from the pack. During my summer testing, I was cutting in direct sun with air temperatures over 90 F. The bar on my MS 661 would get hot to the touch, but it never reached the point where the oil started smoking or breaking down. With generic oil, I would often see a thin blue haze coming off the bar during heavy cuts. That is the oil flashing off, which means it is no longer lubricating. With Super HP Ultra, I saw none of that.

I specifically checked the bar groove and the drive sprocket after long cuts. The oil remained present and viscous even when the bar was too hot to hold comfortably. The chain also ran noticeably smoother. I did not have to retension the chain as often because the oil was not cooking off and causing the bar to expand unevenly. This directly translates to less wear on the bar rails and the chain rivets.

One specific test: I made a series of plunge cuts into a large red oak with the 661. Plunge cuts generate immense friction at the bar tip. With generic oil, I would typically see the tip start to smoke after three or four plunges. With Super HP Ultra, I did five plunges in a row with no smoke and no noticeable increase in resistance. The oil held up.

Bar and Chain Wear

I cannot give you a long term wear report after only two months, but I can tell you what I observed in the short term. After about 20 hours of cutting with the 572XP (the saw that previously wrecked a bar), the bar rails still looked clean. There was no galling or bluing on the bar. The chain was also in good shape, with no tight spots or uneven wear on the drive links.

The oil left a thin, even film on the entire chain and bar surface. When I wiped the bar down at the end of the day, the residue was consistent. There were no dry spots or areas where the oil had completely burned away. This tells me the oil is providing a continuous lubricating barrier, which is exactly what you need to minimize friction and prevent the bar from wearing out prematurely.

I also noticed that the oil did not gum up the oiler screen or the outlet port. Some tacky oils can leave a sticky residue that clogs the system over time. Super HP Ultra stayed fluid enough to flow through the pump without issue, even in cooler morning temperatures.

Build and Value

Packaging and Ease of Use

The oil comes in a standard plastic bottle with a screw cap and a foil seal. Nothing fancy, but it works. The bottle is sturdy and does not leak. The pour spout is adequate, though I do wish it was a bit longer for reaching into the oil tank on larger saws. That is a minor complaint.

The oil itself is a clear amber color with a mild petroleum smell. It is not as pungent as some cheap oils I have used. That is not a performance factor, but it is a nice quality of life improvement when you are working with it all day.

The Cost Question

Let me be direct: Stihl Super HP Ultra is expensive. A quart bottle costs roughly two to three times what you would pay for a generic bar oil at a big box store. If you are cutting a few cords of firewood a year, the price difference adds up. I will not pretend otherwise.

But here is the thing: I have already saved money by not replacing a bar and chain prematurely. A quality bar costs upwards of 50 to 80 dollars. A chain is another 25 to 40 dollars. If this oil extends the life of those components by even 20 percent, it pays for itself. And because I use less oil per tank, I am not burning through bottles as fast as I expected.

For a professional or a serious landowner who cuts regularly, the cost is justifiable. For a homeowner who uses a saw once a year to trim branches, it is probably overkill. I will get into that more in the next section.

Who Should Buy It

This oil is not for everyone. Here is my honest breakdown:

Buy it if:

• You run your saw for hours at a time, especially in hot weather or under heavy loads.
• You have experienced bar or chain damage that you suspect was caused by inadequate lubrication.
• You use long bars (24 inches or more) that generate more friction and heat.
• You want to minimize oil waste and keep your saw and work area cleaner.
• You mill lumber with a chainsaw mill. Milling is the most demanding application for bar oil, and this product is ideal for that.

Skip it if:

• You only cut a few times a year and use a small saw (under 16 inch bar). Generic oil will work fine for light duty.
• You are strictly price sensitive and cannot justify the premium. There are cheaper options that will still lubricate adequately for occasional use.
• You need a biodegradable oil for cutting near water, streams, or sensitive environments. Super HP Ultra is not biodegradable. If that is a concern, look for a vegetable based or biodegradable synthetic oil instead.

One more note: if you are using a Stihl saw, this oil is obviously a natural fit. But it works perfectly fine in any brand. I used it in Husqvarna and Echo saws with no issues. Do not let brand loyalty limit your choices.

My Verdict

Stihl Super HP Ultra is the best bar and chain oil I have ever used. It does exactly what it claims: it sticks to the chain, it handles high heat without breaking down, and it reduces wear on critical components. The tackiness is not a gimmick. It genuinely reduces waste and keeps the oil where it belongs.

The downsides are real. It is expensive, and it is not biodegradable. Those are deal breakers for some users, and I respect that. But for anyone who runs a saw professionally or cuts hard and often, the performance benefits outweigh the cost. I have not had a single bar overheating issue since I switched. My chains run cooler, my bars look better, and I am refilling the oil tank less often.

Would I buy it again? Yes, without hesitation. I have already ordered another case. For my work, it is worth every penny. If you are on the fence, I recommend buying a single quart and running it through a full tank of fuel in your hardest cutting conditions. Compare the bar temperature and the amount of oil fling to your usual brand. I think you will see the difference as clearly as I did.

This oil has earned a permanent spot in my toolbox. It is not a luxury. It is a tool that protects my other tools. And that is the highest compliment I can give any consumable.