Engine oils additive PRO-TEC OB
- EAN: 100000437298
- Model: OB
- Additive application: Oil improver
Show all
- Fuel type: Diesel, Petrol
- Volume [ml]: 375
- Brand category: Middle class
- Manufacturer: PRO-TEC
- Manufacturer item code: P1301
Purpose and Specifications
PRO-TEC OB is a powerful engine oil additive designed for both diesel and gasoline engines, treating up to 5 liters of oil with its 375ml bottle. It blends zinc, Teflon, and molybdenum to cut friction, reduce wear, and clean dirty engines, helping extend engine life and oil drain intervals up to 50,000 km.
This mid-class product from PRO-TEC protects metal surfaces in high-heat conditions over 100°C, neutralizes corrosive acids, and keeps seals soft to prevent leaks. Expect quieter cold starts, lower fuel use, and smoother operation in everyday driving from -30°C to 150°C engine temps.
When to Use / Replace?
- Add at every oil change or after 10,000 km if engine noise or smoke increases.
- Ideal for older engines over 100,000 km or high-mileage vehicles showing wear.
- Replace additive with new oil every 12 months or 20,000 km; shelf life is 3 years unopened.
FAQ
Is PRO-TEC OB safe for all engines? Yes, it's compatible with gasoline and diesel engines, meeting API SL-CI-4 standards for reliable protection without harming catalytic converters.
How much oil does one bottle treat? The 375ml bottle works for up to 5 liters of engine oil, simple one-time dose per change.
Can it extend my oil change intervals? Absolutely, it boosts oil life safely up to 50,000 km by reducing breakdown and deposits.
Data sheet
- EAN
- 100000437298
- Model
- OB
- Brand category
- Mid-range
- Manufacturer
- PRO-TEC
- Volume [ml]
- 375
- Fuel type
- Benzīns
Dīzelis - Additive application
- Eļļas uzlabotājs
Shipping & delivery
We deliver across the European Union. Orders confirmed on business days are prepared and handed to the carrier the same or the next business day.
Delivery methods
Courier delivery to your door, or pickup at parcel lockers and points across our carrier networks.






Delivery time
Usually 1–5 business days, depending on destination and carrier.
Shipping cost
Calculated automatically at checkout by weight and destination. Free shipping may apply above a store-specific order value.
Packaging — built to arrive intact
Oil and lubricants are liquids, so we pack every order to reach you perfectly. This is the care that goes into each parcel:
The result: a clean, sealed, undamaged parcel — because getting the oil to you intact is the whole point.
Returns
14-day right of withdrawal under EU consumer law. Items must be unused and in original, unopened packaging.
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