Select Your Engine Type
Choose the option that matches your vehicle to see its average wear range.
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High Compression GDI Engines
(e.g., Audi TFSI, VW TSI/FSI, Ford EcoBoost, Hyundai/Kia GDI)
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All Other Gasoline Engines
(Non-GDI Types)
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Diesel Engines
(e.g., Duramax, Power Stroke)
Not sure which one?
Your VIN identifies the engine for you when you run the AI fluid scan — no need to look it up.
Why compression matters
High-compression engines — most GDI engines among them — often read greener when new. That is normal, and each range accounts for it.
How to read a range
Compare your result against vehicles of the same engine type and similar mileage, not against a brand-new engine.