Mobil 1 High Mileage Full Synthetic Motor Oil 0W-20, 5 Quart
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Best for
Best for cold climates (0W-20)
Amazon rating
Amazon aggregate, one input among many in the Verdict Score
Current price
$24.97
Updated Jun 27, 2026 · 1 min read
The consensus
What reviewers found
Synthesized across the trust-weighted source mix below.
Mobil 1 High Mileage Full Synthetic 0W-20 posts the single highest star average in this pool, a 4.9 across more than 4,600 verified-purchase ratings. The 0W winter rating makes it the most cold-start-friendly grade among our picks, and the high-mileage additive package suits older engines that also need easy cold cranking. As with the rest of this category, the evidence is retailer-rating-only: no independent lab or specialist-community sources appeared in our data for this product.
What reviewers liked
- Highest star average in the pool (4.9) over 4,600+ ratings
- 0W winter rating favors cold-climate cold starts
- High-mileage additives suited to older engines needing thin, cold-friendly oil
Where it falls short
- 0W-20 is engine-specific; wrong viscosity can hurt economy and warranty coverage
- No independent lab or expert validation in our source set
- High-mileage seal-conditioning claims are unverified by testing
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Mobil 1 High Mileage Full Synthetic 0W-20 posts the single highest star average in this pool, a 4.9 across more than 4,600 verified-purchase ratings. The 0W winter rating makes it the most cold-start-friendly grade among our picks, and the high-mileage additive package suits older engines that also need easy cold cranking.
As with the rest of this category, the evidence is retailer-rating-only: no independent lab or specialist-community sources appeared in our data for this product. The 4.9 average is notable given the review count, but we'd still encourage buyers to confirm that their engine specifies 0W-20 before choosing it over a 5W-30, viscosity fitment matters more than brand here.
- Mobil 1 High Mileage full-synthetic motor oil 0W-20 is designed for engines with over 75,000 miles to go up to 10,000 miles between oil changes.*
- Utilizes Mobil 1’s signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness
- Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
- Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -30 degrees F)
- Mobil 1 is specially formulated to help remove sludge and lower engine temperatures
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