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The 10 Best Engine Oil Additives

May 2024

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The Score indicates the overall value of the product.
The rating is based on multiple factors:
The 3 metrics ‐ Opinions, Popularity and Quality,
and other indicators such as: Relative Price, Brand,
Reputation and more.
Popularity

Based on thousands of discussions

Opinions

Based on customer reviews

Quality

Based on Expert reviews and articles

Various Indicators

such as Brand reputation and relative price

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£8
£59+
Rank
Manufacturer
Product Name
Score
1
Best Engine Oil Additives - MANNOL 4 x 350 ml 9990 Motor Doctor Review MANNOL
9 . 7
2
Best Engine Oil Additives - Speed Metal ROLLTECH® R2 NANO Engine Oil Additive Review Speed Metal
9 . 4
3
Best Engine Oil Additives - Archoil AR9200 V2 Nano MO-WS2 Double Ester Engine Review Archoil
9 . 1
4
Best Engine Oil Additives - Lucas Oil 40278 Engine Stop Leak - 946ml Review Lucas Oil
8 . 9
5
Best Engine Oil Additives - Liqui Moly 2770 - Engine Oil Additive Review Liqui Moly
8 . 5
6
Best Engine Oil Additives - Liqui Moly 8901 - Engine Oil Additive Review Liqui Moly
8 . 2
7
Best Engine Oil Additives - Wynn's Formula Gold Engine Oil Treatment Increase Compression Review Wynn's
8 . 0
8
Best Engine Oil Additives - LIQUI MOLY Pro-Line Engine Flush | 500 ml Review Liqui Moly
7 . 8
9
Best Engine Oil Additives - Ametech Automotive Engine Restore engine oil additive 1 Review Ametech
7 . 3
10
Best Engine Oil Additives - LIQUI MOLY Cera Tec 3721 I Ceramic Wear Review Liqui Moly
7 . 1
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