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Best Oil Additive For Engine Knock

From leading brands and best sellers available on the web.

Winner

SHINE ARMO

SHINE ARMOR

SHINE ARMOR Synthetic Engine Oil Treatment Additive Universally Compatible Performance Enhancing Reverses Engine Wear

10.0

score

1 Pack (16

Sea Foam

1 Pack (16 Ounce) : Sea Foam sf-16 Motor Treatment, 16 oz

9.7

score

Marvel Oil

Marvel Oil Company MM12R 16 Oz Mystery Oil

9.7

score

Rislone Hi

Rislone

Rislone High Mileage Engine Treatment, (Pack of 5)

9.4

score

LIQUI MOLY

Liqui Moly

LIQUI MOLY Tappet Stop Noise | 300 ml | Oil additive | SKU: 2783

9.1

score

Marvel MM1

Marvel Mystery Oil

Marvel MM12R Mystery Oil - 16 oz.

8.8

score

Lucas Oil

Lucas Oil

Lucas Oil Heavy Duty Oil Stabilizer - 1 Quart (946mls)

8.2

score

Nulon Worn

Nulon

Nulon Worn Engine Repair 300 ml

7.0

score

Penrite En

Penrite

Penrite Engine Stop Leak Additive 375 ml

7.0

score