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10 bestOil Additive For Engine Knockof April 2025

112M consumers helped this year.

1

Archoil AR9100 Oil Additive (16oz) for All Vehicles - Powerstroke Cold Starts, Eliminates Injector Problems…
Archoil AR9100 Oil Additive (16oz) for All Vehicles - Powerstroke Cold Starts, Eliminates Injector Problems…

Archoil

9.8

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14% off

2

Liqui Moly (20002) Cera Tec Friction Modifier - 300 ml
Liqui Moly (20002) Cera Tec Friction Modifier - 300 ml

Liqui Moly

9.6

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3

Lucas Oil H/D Oil Stabilizer/12x1/Quart, Multi, One Size (10001)
Lucas Oil H/D Oil Stabilizer/12x1/Quart, Multi, One Size (10001)

Lucas Oil

9.4

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4

Liqui Moly 2009 Anti-Friction Oil Treatment - 300 ml
Liqui Moly 2009 Anti-Friction Oil Treatment - 300 ml

Liqui Moly

9.1

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38% off

5

TriboTEX Oil Additive Car Engine Treatment: Add to Engine Oil - Makes High Mileage Cars Like New with a Synthetic Material (Treats One Regular Car, Truck, Tractor or Small Diesel)
TriboTEX Oil Additive Car Engine Treatment: Add to Engine Oil - Makes High Mileage Cars Like New with a Synthetic Material (Treats One Regular Car, Truck, Tractor or Small Diesel)

TriboTEX

8.8

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REV X ZDDP Oil Additive - Zinc & Phosphorus (5 Pack)

REV X ZDDP Oil Additive - Zinc & Phosphorus (5 Pack)

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XADO Engine Oil Additive - Protection For Engines - Additive For Wear Protection & Rebuilding Of Worn Metal Surfaces - Metal Conditioner With Revitalizant 1 Stage Maximum (Up To 5qt Of Oil Capacity)

XADO Engine Oil Additive - Protection For Engines - Additive For Wear Protection & Rebuilding Of Worn Metal Surfaces - Metal Conditioner With Revitalizant 1 Stage Maximum (Up To 5qt Of Oil Capacity)

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zMAX 51-011 - Engine & Fuel Formula Kit - Easy to Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life of Car or Truck - Runs Efficiently, Improving Gas or Diesel Mileage - 12 oz. Each

zMAX 51-011 - Engine & Fuel Formula Kit - Easy to Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life of Car or Truck - Runs Efficiently, Improving Gas or Diesel Mileage - 12 oz. Each

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Restore (00012) 6-Cylinder Formula Engine Restorer and Lubricant - 12.5 oz.

Restore (00012) 6-Cylinder Formula Engine Restorer and Lubricant - 12.5 oz.

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6

BG MOA Motor Oil Additive 11oz (3 Pack)
BG MOA Motor Oil Additive 11oz (3 Pack)

B&G

8.5

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24% off

7

Rislone High Mileage Engine Treatment, (Pack of 5)
Rislone High Mileage Engine Treatment, (Pack of 5)

Rislone

8.2

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8

Lucas Oil 10063 Engine Break-In Oil Additive - 16 oz
Lucas Oil 10063 Engine Break-In Oil Additive - 16 oz

LUCAS

7.9

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9

4 cans of BG Engine Performance Restoration 109
4 cans of BG Engine Performance Restoration 109

Ferrari

7.6

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10

Bg Products MOA & EPR Motor Oil Additive Lubrication Supplement Engine Restore
Bg Products MOA & EPR Motor Oil Additive Lubrication Supplement Engine Restore

BG(0002698761)

7.3

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