1. Why Super Duty Owners Choose Cerma STM-3

Ford F-250 and F-350 Super Duty trucks are work trucks. They tow heavy loads, run long miles, and live under high heat and high pressure for hundreds of thousands of miles. The engines that make this possible — Power Stroke diesels and Godzilla gas V8s — are some of the most capable powerplants in the heavy-duty truck market. They're also expensive to rebuild or replace if they fail prematurely.

Most Super Duty engine wear is friction-driven. Cylinder walls, bearings, cams, valvetrain components, injector spool valves — every metal-on-metal contact point in your engine accumulates microscopic wear with every mile. Conventional oil mitigates this. Synthetic oil mitigates it more. But neither one stops it.

Cerma STM-3 takes a different approach. It's not an additive that gets consumed and replaced at every oil change. It's Nano Silicon Carbide (SiC) ceramic — Mohs 9.5 hardness, 2,730°C melting point — that bonds mechanically to your engine's metal surfaces. Once bonded, the ceramic becomes a sacrificial wear layer between the metal parts. Friction drops by up to 90%*. Wear slows dramatically. And because the ceramic is bonded (not suspended in oil), it survives every oil change. You apply it once, drive normally, and your Super Duty is permanently protected.

For owners planning to keep their Super Duty for 200,000, 300,000, or 500,000+ miles — or for fleet operators where engine longevity directly affects total cost of ownership — Cerma is one of the highest-leverage maintenance decisions you can make.

2. Which Cerma Product for Your Super Duty Engine

The Super Duty has shipped with several distinct engines across its production run. Cerma is sized differently for diesel vs gas, and within diesel it's sized by engine displacement. Here's exactly what you need based on your truck.

3. Power Stroke Stiction — What to Do First If You Have It

If you own a 7.3L IDI or 6.0L Power Stroke Super Duty with HEUI (Hydraulically actuated Electronically controlled Unit Injector) injection, you may already be familiar with stiction — the slang term for static friction in the HEUI injector spool valves caused by oil-based deposit accumulation. Symptoms include hard cold starts, rough idle, cylinder misfires (smoke from one or more cylinders), bucking under load, and reduced power until the engine is fully warmed up.

If your truck currently has these symptoms, the recommended approach is:

1. Address the active stiction first with a stiction-specific cleaning treatment that targets HEUI injector deposits. The fastest-acting option in this category is Archoil AR9100 (covered in our Cerma vs Archoil comparison).
2. Run that oil cycle for 5,000 miles per the cleaning product's instructions.
3. Complete a full oil change — fresh oil, new filter — to remove the dissolved deposits.
4. Apply Cerma STM-3 6oz ($290.40) to the fresh oil. Drive normally for 3,000–5,000 miles while the Nano Silicon Carbide bonds permanently to your engine metal.
5. You're done — your Power Stroke now has both clean HEUI injectors and lifetime ceramic friction protection. No more recurring additive purchases.

For the 6.4L and 6.7L Power Stroke (common-rail injection — no HEUI system) and the 6.2L and 7.3L Godzilla gas V8s, there is no stiction concern and you can apply Cerma directly without a prior cleanup step.

4. How to Install Cerma in Your Super Duty

Cerma STM-3 installation is straightforward and takes the same amount of time as a normal oil top-off. There's no special procedure required, no break-in modifications, and no need to deviate from Ford-recommended maintenance.

1. Complete a normal oil change — drain old oil, replace filter, add fresh oil to the manufacturer-specified weight (typically 15W-40 for older Power Strokes, 5W-40 or 10W-30 for 6.7L, 5W-30 for Godzilla). Cerma is compatible with any oil brand and any oil weight Ford specifies.
2. Pour the Cerma bottle into your oil fill port. For diesel: one full 6oz bottle. For gas: one full 2oz bottle.
3. Replace the oil cap and start the engine. No warm-up procedure required. Drive normally.
4. Drive 3,000–5,000 miles on the treated oil. During this period, the ceramic particles bond to your engine's metal surfaces. You may notice incremental improvements in engine smoothness and quietness during this break-in window.
5. Continue normal oil changes at Ford's recommended intervals. The bonded ceramic stays — it doesn't drain out with the oil.

For complete step-by-step installation details with photos and FAQs, see our full installation guide.

5. What to Expect: First 3,000–5,000 Miles

Cerma's effect builds gradually as the ceramic bonds to your engine. Most Super Duty owners report noticeable changes in this order:

First 500 miles:

Engine sound and idle quality often smooth out within the first few hundred miles. This is the early stage of ceramic distribution through the lubrication system. Some drivers also report easier cold starts, particularly in colder climates.

500–2,000 miles:

Subjective improvements in throttle response and reduced engine noise become more consistent. For Power Stroke owners with mild stiction history, residual symptoms typically continue improving as the ceramic builds up in injector spool valve areas. Towing pulls feel slightly more linear.

2,000–5,000 miles:

The ceramic bond is largely complete. Friction reduction is at its full effect. Many owners report measurable fuel economy improvements in this window — Cerma's customer-reported range is 4–21%* depending on driving conditions, vehicle age, and load patterns. Engine operating temperature may also drop slightly under high-load conditions.

5,000+ miles (permanent):

The ceramic matrix is fully bonded. From here on, your Super Duty has the friction reduction benefit for the life of the engine — through every future oil change, every towing season, every cold start. No reapplication, no maintenance, no recurring cost.

6. Complete Drivetrain Protection

The engine treatment handles the engine. For full Super Duty drivetrain protection, two additional Cerma products extend the same ceramic technology to your transmission and your motor oil.

7. Will Cerma Affect My Super Duty Warranty?

No. The federal Magnuson-Moss Warranty Act prohibits manufacturers from voiding your warranty simply because you used an aftermarket engine treatment. Ford cannot deny a specific warranty claim unless they can prove the aftermarket product directly caused the failure they're refusing to cover.

Cerma STM-3 sits in a strong position relative to warranty disputes for three reasons:

• EPA ETV certified — independent third-party verification of performance under controlled conditions. Almost no other engine treatment carries this credential.
• Inert ceramic chemistry — Cerma doesn't change oil viscosity, additive package, or filtration. Your truck continues running on Ford-spec lubrication.
• Compatible with all dealer-recommended maintenance — you can take your Super Duty in for every Quick Lane oil change at the manufacturer's recommended interval. Nothing changes about your service routine.

For a complete breakdown of your aftermarket rights under federal law, see our complete guide to engine treatments and the Magnuson-Moss Warranty Act. Keep your purchase receipt, oil change records, and Cerma's EPA ETV certification documentation on file as smart practice.

Why Super Duty Owners Trust Cerma

Frequently Asked Questions