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10 Best engine additive oil in Canada
Best Choice01
Liqui MolyLiqui Moly 2009 Anti-Friction Oil Treatment-pk4
Main highlights- Substantially reduces wear & extends engine life
- Perfected for engines used in high load applications like extended towing and full throttle driving conditions
- Less heat, smooth running, reduced fuel consumption
- Enhances the life of engine oil and oil treatments
9.8Exceptional
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- 02
Liqui Moly
Liqui Moly 2009 Anti-Friction Oil Treatment-pk4
Main highlights- Substantially reduces wear & extends engine life
- Perfected for engines used in high load applications like extended towing and full throttle driving conditions
- Less heat, smooth running, reduced fuel consumption
- Enhances the life of engine oil and oil treatments
9.7Exceptional
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- 03STP
STP High Mileage Oil Treatment + Stop Leak Engine Oil Additive, 15 fl oz, Contains ZDDP Anti-Wear Agent to Fight Friction, Rejuvenates Seals and Gaskets, Stops Leaks
Main highlights- USE WITH EVERY OIL CHANGE: Simply add one 15 fl oz bottle of the engine oil treatment and leak sealer to 4-5 quarts of oil with every oil change to maintain peak engine performance
- STOPS LEAKS, NOISE, AND SMOKING: Works as an effective engine oil stop leak to stop engine leaks, noise, and smoking, helping protect against engine damage and deliver a smoother, quieter ride
- REJUVENATES SEALS AND GASKETS: Rejuvenates dry, shrunken, and cracked seals and gaskets to reduce oil consumption and improve engine efficiency
- IDEAL FOR VEHICLES WITH OVER 75K MILES: This engine treatment is excellent for all cars, light trucks, and SUVs
- FIGHTS FRICTION: High-viscosity formula with anti-wear agent ZDDP helps fight metal-to-metal friction by providing a thicker cushion between moving engine parts
- ENGINE OIL ADDITIVE: One 15 fl oz bottle of STP High Mileage Oil Treatment + Stop Leak, an engine additive that improves oil performance and helps engines run longer
9.6Exceptional
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- 04Liqui Moly
Liqui Moly 2009 Anti-Friction Oil Treatment - 300 ml
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)
- Forms High load-bearing film of lubricant on all friction surfaces
- Flash point: 181.0 degrees_celsius
9.5Excellent
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Value for Money05
Liqui MolyLiqui Moly Ceratec Oil Additive Treatment Ceramic Wear Protection 300ml
25% OffMain 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
9.4Excellent
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- 06Lucas Oil
Engine Oil Stop Leak Top Off Additive/6x1/Quart
Main highlights- Engine Oil Stop Leak Top Off Additive/6x1/Quart
- Engine Oil Stop Leak Top Off Additive/6x1/Quart
- Engine Oil Stop Leak Top Off Additive/6x1/Quart
- Engine Oil Stop Leak Top Off Additive/6x1/Quart
- Engine Oil Stop Leak Top Off Additive/6x1/Quart
9.3Excellent
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- 07Lucas Oil
Engine Oil Stop Leak Top Off Additive/6x1/Quart
Main highlights- Engine Oil Stop Leak Top Off Additive/6x1/Quart
- Engine Oil Stop Leak Top Off Additive/6x1/Quart
- Engine Oil Stop Leak Top Off Additive/6x1/Quart
- Engine Oil Stop Leak Top Off Additive/6x1/Quart
- Engine Oil Stop Leak Top Off Additive/6x1/Quart
9.2Excellent
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- 08Lucas Oil
Lucas Oil H/D Oil Stabilizer/12x1/Quart, Multi, One Size (10001)
Main highlights- Reduces oil consumption
- Reduces oil consumption
- Raises oil pressure
- Raises oil pressure
- Increases power and miles per gallon
- Increases power and miles per gallon
- Increase oil life at least 50 percent longer
- Increase oil life at least 50 percent longer
- Eliminates dry starts
- Eliminates dry starts
9.1Excellent
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- 09Lucas Oil
Lucas Oil H/D Oil Stabilizer/12x1/Quart, Multi, One Size (10001)
Main highlights- Reduces oil consumption
- Reduces oil consumption
- Raises oil pressure
- Raises oil pressure
- Increases power and miles per gallon
- Increases power and miles per gallon
- Increase oil life at least 50 percent longer
- Increase oil life at least 50 percent longer
- Eliminates dry starts
- Eliminates dry starts
9.0Excellent
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- 10Liqui Moly
LIQUI MOLY Viscoplus for Oil 300 ml – Motor Oil Viscosity Stabilizer Additive for Gas & Diesel Engines, Helps Reduce Wear & Oil Consumption, Compatible with Synthetic & Mineral Oils, Turbo Safe
Main highlights- Wide Vehicle Compatibility: For most gasoline and diesel engines with or without turbochargers; safe for catalytic converters and GPF/DPF systems.
- Supports Engine Protection: Contributes to reduced wear and smoother operation over time.
- Helps Stabilize Oil Viscosity: Designed to reduce shear-related viscosity loss and support consistent lubrication in demanding driving conditions
- Easy to Use: One 300 ml can treats 3–5 L of oil; self-mixing formula can be added anytime—great for oil changes or top-ups.
- Cold-Weather Friendly: Developed to help maintain oil performance during frequent cold starts—ideal for Canadian climates
8.8Very Good
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