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Best additives - June 2026

Last Updated - June 18, 2026

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Prolube

Prolube Oil Treatment - Engine Oil Additive for Gas & Diesel Engines - Reduces Wear, Noise, Vibration - Boosts Fuel Economy & Horsepower - Works on Transmissions & Differentials (1QT)

Prolube

$38.99

More Details
Main highlights
- VERSATILITY YOU CAN COUNT ON: Designed to suit nearly any engine, oil treatment for cars offers precise mixing ratios: 1 oz per quart for standard engines and 2 oz per quart for heavy-duty or high-mileage engines. Perfect for cars, trucks, SUVs, and industrial machinery for consistent protection and performance.
- SAVE ON FUEL COST: Reduce fuel consumption and improve efficiency with Prolube oil treatment. Its advanced formula decreases friction between engine components, optimizes performance, prevents overheating, and allows your engine to run smoother while saving on fuel over time.
- READY FOR ANY ENGINE TYPE: This versatile oil additive for car engine is compatible with gasoline and diesel engines, as well as transmissions. Its easy-to-use formula blends seamlessly with both synthetic and conventional oils, providing reliable protection and enhanced performance without any hassle.
- POWER UP ENGINE, CUT THE NOISE: Maximize your engine’s overall performance with Prolube oil additive. It increases horsepower, reduces engine noise, smooths vibrations, and ensures your engine runs quieter and more efficiently under daily driving or heavy-duty conditions.
- EXTEND ENGINE LIFESPAN: Protect your engine and extend its life with this powerful engine oil treatment. It reduces engine wear by up to 45%, strengthens lubrication, preserves component condition, minimizes friction damage, and keeps your engine performing at its best for years to come.
$38.99
2

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Liqui Moly

LIQUI MOLY Oil Additive Cera Tec 20002 Ceramic Wear & Tear Protection for Petrol & Diesel Engines Smoother Engine Performance, Less Friction & Lower Fuel Consumption 300 ml

Liqui Moly

$31.80

More Details
Main highlights
- Stable even under high thermal and dynamic permanent loads
- Resists extremely high and low temperatures
- No deposits and absolutely compatible with all commonly used filter systems
- Mixable with all commercially available motor oils
$31.80
3
Best Value
18% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Liqui Moly
18% Off

Liqui Moly MoS2 Anti-Friction Engine Treatment | 300 ml | Oil additive | SKU: 2009

Liqui Moly

$8.99

$10.99
(18% Off)

More Details
Main highlights
- You will be surprised at how much better your engine sounds and how controlled it will be even at very high RPM
- Motor oil additive - Liqui Moly MoS2 anti-friction (300 ml. Can).Fit Type: Universal
- Forms High load-bearing film of lubricant on all friction surfaces
- Flash point: 181.0 degrees_celsius
$8.99
$10.99 (18% Off)
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

BG

BG Advanced Formula MOA 115

BG

$15.49

$16.98
(9% Off)

More Details
Main highlights
- Reduces wear
- Prevents sludge and varnish
- Prevents excessive oil consumption
- Keeps piston rings from sticking
- Extends engine life
$15.49
$16.98 (9% Off)
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Liqui Moly

Liqui Moly ATF Additive | 250 ml | Oil additive | SKU: 5135

Liqui Moly

$20.50

More Details
Main highlights
- Regenerates seals, cleans and protects
- Prevents oil loss
- Lowers repair costs and lengthens the service life
- Improve steering characteristic and reduced the noise
- Damps down shifting operations and protects from wear
$20.50

Best additives - June 2026

Prolube Oil Treatment - Engine Oil Additive for Gas & Diesel Engines - Reduces Wear, Noise, Vibration - Boosts Fuel Economy & Horsepower - Works on Transmissions & Differentials (1QT)

LIQUI MOLY Oil Additive Cera Tec 20002 Ceramic Wear & Tear Protection for Petrol & Diesel Engines Smoother Engine Performance, Less Friction & Lower Fuel Consumption 300 ml

Liqui Moly MoS2 Anti-Friction Engine Treatment | 300 ml | Oil additive | SKU: 2009

BG Advanced Formula MOA 115

Liqui Moly ATF Additive | 250 ml | Oil additive | SKU: 5135

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