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5 Best Additives of 2025

Last Updated - 2025/06/28

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.

Archoil

Archoil AR6500 Diesel Treatment (Two Pack) - Treats 800 Gallons - Additive for All Diesel Vehicles

Archoil

CA$109.90

CA$119.90
(8% Off)

More Details
Main highlights
- Incorporates Archoil's proven combustion modifier technology and a strong cetane boost to increase power and response
- Includes (2) x AR6500 Diesel Treatment - Treats up to 800 gallons
- Formulated to address issues with modern diesel fuels
- Cleans, lubricates and protects your fuel system (including HPCR systems)
CA$109.90
CA$119.90 (8% Off)
2
Best Value
16% 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.

Cambridge University Press
16% Off

Graph Theory and Additive Combinatorics

Cambridge University Press

CA$79.95

CA$95.66
(16% Off)

More Details
Main highlights
CA$79.95
CA$95.66 (16% Off)
3

✖
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 20330 Hydraulic Lifter Additive (replaces LM 20004)

Liqui Moly

CA$20.98

More Details
Main highlights
- Suitable for all commercial motor oils in gasoline and diesel engines with and without diesel particulate filter (DPF)
- Secures optimal hydro tappet performance
- Prevents hydro tappet noise
- Lubrication holes and ducts in the oil circuit are cleaned
- Increases the reliability and travel comfort of the vehicle.
CA$20.98
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.

Liqui Moly

Liqui Moly Ceratec Oil Additive Treatment Ceramic Wear Protection 300ml

Liqui Moly

CA$40.04

More Details
Main highlights
CA$40.04
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.

bluestem

No Brushing Dental Care Water Additive: for Dogs & Cats Bad Breath, Oral Care Rinse Freshener Treats Plaque & Teeth Tartar. Dog & Cat Mouth Cleaner for Pets Drinking Bowl (500ml, Original)

bluestem

CA$22.99

More Details
Main highlights
- No Brushing Oral Care Water Additive for Dogs and Cats
CA$22.99

5 Best Additives of 2025

Archoil AR6500 Diesel Treatment (Two Pack) - Treats 800 Gallons - Additive for All Diesel Vehicles

Graph Theory and Additive Combinatorics

Liqui Moly 20330 Hydraulic Lifter Additive (replaces LM 20004)

Liqui Moly Ceratec Oil Additive Treatment Ceramic Wear Protection 300ml

No Brushing Dental Care Water Additive: for Dogs & Cats Bad Breath, Oral Care Rinse Freshener Treats Plaque & Teeth Tartar. Dog & Cat Mouth Cleaner for Pets Drinking Bowl (500ml, Original)

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