Free shipping on all orders · Dispatched in 1 business day Email support · Secure checkout · Free 30-day returns

All products

Fuel & Oil Additives

Fuel & Oil Additives for Canadian drivers — 196 products in stock. Prices from $30 to $278 CAD. Free shipping across Canada on every order, with prices in Canadian dollars.Everything in this collection is grouped from our live catalogue, so the count above reflects what...

Free shipping
Secure checkout
Easy returns

Filters

Explore North Trail Auto Accessories

Discover premium automotive accessories designed for Canadian drivers. From comprehensive car care products to sleek interior upgrades, our collection enhances your vehicle’s comfort, style, and functionality with durable, trusted solutions.

Shop confidently with free shipping on all orders across Canada. Choose from phone mounts, organizers, and detailing tools tailored to elevate your everyday driving experience with quality and convenience.

COMP Cams front bottle view showing label and size for easy identification and correct use

Comp Cams

Comp Cams Cam & Lifter Installation Lube — 8 oz Bottle, Heavy-Duty Break-In Protection

$59.39

Free shipping · 30-day easy returns

PJ1 5-20 spray can front view showing label and 13 oz size for easy storage

PJ1

PJ1 Foam Air Filter Oil Spray 13 oz — Super-Tacky, Water-Repellent Oil for Foam Filters

$57.49

Free shipping · 30-day easy returns

K & W Trans-X front bottle view showing label and clear application benefit

K & W

K & W CRC Trans-X High Mileage Automatic Transmission Treatment 16 fl oz — stop-leak formula, improves shifting

$58.36

Free shipping · 30-day easy returns

WoldoClean front packaging showing bottle and dosing chamber for accurate mixing

WoldoClean

WoldoClean DEF Crystal Treatment diesel exhaust fluid additive 8.45 fl oz — ultra-concentrated 1:400, treats up to 26.4 gal

$51.77

Free shipping · 30-day easy returns

BlueDevil bottle front packaging showing label and 16 oz benefit

BlueDevil Products

BlueDevil Products Catalytic & Emission System Cleaner 16 oz — Gasoline Additive to Remove Carbon, Restore Catalyst Performance

$54.14

Free shipping · 30-day easy returns

Allstar Performance bottle front label showing bubble gum scent and resealable cap benefit

Allstar Performance

Allstar Performance Fuel Fragrance — Bubble Gum 4 oz, mixes clear with methanol & gasoline

$51.79

Free shipping · 30-day easy returns

Klotz UpLon front label showing product identity and quart size benefits

Klotz

Klotz UpLon TechniPlate Upper-Cylinder Fuel Lube Treatment — 1 Quart for 4-Stroke Engines, Alcohol & Gas Compatible

$61.30

Free shipping · 30-day easy returns

104+ front label view showing product identity and performance benefit

104+

104+ Performance Max Octane Boost & Lead Substitute — Concentrated Detergent Formula, Valve-Seat Protection

$53.66

Free shipping · 30-day easy returns

BG bottle front label showing product and restoring engine performance

BG

BG CF5 3-in-1 Fuel Treatment — 11 fl oz single-dose cleaner for injectors, intake valves, combustion chambers

$53.11

Free shipping · 30-day easy returns

STAR BRITE bottle front label showing product and benefits for clear identification

STAR BRITE

STAR BRITE Star TRON Enzyme Diesel Fuel Treatment — 2-Year Stabilizer & Injector Cleaner

$55.58

Free shipping · 30-day easy returns

Camguard front packaging showing full product and benefits

Camguard

Camguard Engine Oil Additive Concentrate — 100% Formula, Reduces Wear & Restores Seals

$50.84

Free shipping · 30-day easy returns

STA-BIL front label showing product name and gallon size for clear identification.

STA-BIL

STA-BIL Diesel Fuel Stabilizer 1 Gallon — 12-Month Storage Protection, Water-Dispersing Formula

$139.30

Free shipping · 30-day easy returns

Liquii Moly Pro-Line front packaging showing 500ml bottle and label, clear product identification benefit

Generic

Generic Liquii Moly Pro-Line Engine Flush 500 ml — 3-Pack Concentrated Sludge & Varnish Remover

$135.58

Free shipping · 30-day easy returns

Stanadyne front pack showing four pint bottles and clear treatment benefits

Stanadyne

Stanadyne Diesel Fuel Additive Pack of 4 (4×16 oz) — Cleans Injectors & Boosts Cetane for Better MPG

$105.81

Free shipping · 30-day easy returns

Hot Shot's Secret front view of one-gallon bottle showing product and practical capacity

Hot Shot's Secret

Hot Shot's Secret Diesel Injector Flush 1 Gallon — Concentrated Formula, Restores Spray Pattern

$133.22

Free shipping · 30-day easy returns

Gold Eagle STA-BIL front label showing 1 gallon and product benefits

Gold Eagle

Gold Eagle STA-BIL Fuel Stabilizer 1 Gallon — Keeps Gas Fresh, Dissolves Gum & Varnish for Engines

$109.32

Free shipping · 30-day easy returns

Atlantic British AdBlue front packaging showing two half-gallon bottles, convenient refill kit

Atlantic British Ltd.

Atlantic British Ltd. AdBlue DEF 1 Gallon (2×½‑gal) LR072258 OEM-Grade ISO 22241 Screw-In Leak-Free Caps

$144.19

Free shipping · 30-day easy returns

104+ Performance bottle front view showing label and easy-pour cap benefit

104+

104+ Performance Octane Boost fuel additive — 16 oz bottle, 6-pack; raises octane & cleans injectors

$116.95

Free shipping · 30-day easy returns

Motor God BG EPR 109 front packaging showing five cans and key chain benefit quick maintenance

Motor God

Motor God BG EPR 109 Engine Performance Restoration – 5-Can Kit (5×11 oz) for Gas & Diesel with Keychain

$139.41

Free shipping · 30-day easy returns

B3C Fuel Solutions front packaging showing 100 test strips and product ID for quick inventory

B3C Fuel Solutions

B3C Fuel Solutions DEF contamination test strips — Pack of 100, rapid hydrocarbon detection for DEF tanks

$126.06

Free shipping · 30-day easy returns

DURA LUBE front packaging showing two 16 oz bottles and benefits

DURA LUBE

DURA LUBE Catalytic & Exhaust Treatment Fuel Additive 16 fl oz, 2-Pack — Cleans Catalysts, O2 Sensors & Injectors

$101.47

Free shipping · 30-day easy returns

BG EPR front can showing label and restoration benefits

BG

BG EPR Engine Performance Restoration treatment, 3 cans — restores compression, reduces oil dilution

$103.20

Free shipping · 30-day easy returns

ATP Automotive AT-205 front label showing product and clear usage instructions for quick identification

atp automotive

atp automotive AT-205 Re-Seal Stop-Leak Conditioner, 8 oz Bottles (2-Pack) — Restores & Softens Rubber Seals

$88.94

Free shipping · 30-day easy returns

Gumout Regane front packaging showing bottle and label for effective deposit cleaning

Gumout

Gumout Regane Complete Fuel System Cleaner, 6 oz (Pack of 6) — PEA + PIBA, CarbonClear deposit removal

$95.49

Free shipping · 30-day easy returns

REV X bottle front packaging showing product and quick dosing benefit

REV X

REV X Zinc ZDDP Oil Additive — 2 fl. oz. (5 Pack) concentrated anti-wear boost for flat-tappet & high-pressure engines

$95.51

Free shipping · 30-day easy returns

BOOSTane Marine front packaging showing bottle and branding, protects engines

BOOSTane

BOOSTane Marine Octane Booster & Fuel Stabilizer 32 fl oz — Raises Octane to 116, Ethanol Protection

$93.68

Free shipping · 30-day easy returns

Hot Shot's Secret front packaging showing two 16 oz bottles and convenience

Hot Shot's Secret

Hot Shot's Secret Everyday Diesel Treatment 16 oz 2-Pack — diesel additive for injector cleaning & cetane boost

$91.13

Free shipping · 30-day easy returns

Duda Energy Hammonds Biobor JF front label showing product and treatment benefits

Duda Energy

Duda Energy Hammonds Biobor JF Microbicide 16 oz — Diesel Fuel Treatment, Kills Sludge & Slime, Treats 1,280 gal

$86.04

Free shipping · 30-day easy returns

BOOSTane front packaging showing 32oz bottle and usage benefit

BOOSTane

BOOSTane Professional Octane Booster 32oz — Race-Grade Octane Increase to 116, Turbo/Supercharged Safe

$93.68

Free shipping · 30-day easy returns

Red Line bottle front packaging showing product name and purpose for easy identification

Red Line

Red Line SI-1 Complete Fuel System Cleaner 15 oz (2 Pack) — Cleans Injectors & Prevents Corrosion

$78.44

Free shipping · 30-day easy returns

Hot Shot's Secret FR3 front label showing product name and size for quick ID

Hot Shot's Secret

Hot Shot's Secret FR3 Friction Reducer Nano-Lubricant 32 oz — Deep-Penetrating Wear Protection

$82.25

Free shipping · 30-day easy returns

Quicksilver bottle front showing treatment bottle and clear dosing for convenience

Quicksilver

Quicksilver Quickare Fuel Treatment — 32 oz gasoline engine cleaner & stabilizer for ethanol protection, corrosion inhibition

$78.44

Free shipping · 30-day easy returns

STAR BRITE front label showing product name and size and clear benefits

STAR BRITE

STAR BRITE Star Tron Enzyme Fuel Treatment 32 oz - Concentrated, Stabilizes Gasoline & Reduces Ethanol Problems

$81.89

Free shipping · 30-day easy returns

Wynn's turbo cleaner 200ml front can showing label and nozzle, professional maintenance benefit

Wynn's

Wynn's Turbo Cleaner spray 200ml — foaming carbon dissolver for petrol & diesel turbos, restores turbo geometry and airflow

$85.03

Free shipping · 30-day easy returns

Marvel Mystery Oil front label showing product and volume benefit

Marvel Mystery Oil

Marvel Mystery Oil Original Motor Treatment — 32 oz Pack of 6, Fuel & Oil Additive that Cleans and Lubricates

$117.47

Free shipping · 30-day easy returns

Hot Shot's Secret front label showing product benefits and size

Hot Shot's Secret

Hot Shot's Secret Diesel Fuel Additive 64 oz — Concentrated Cleaner & Fuel Stabilizer for Injectors

$87.03

Free shipping · 30-day easy returns

ASL CamGuard front bottle showing label and engine protection benefits

ASL

ASL CamGuard Aircraft Oil Additive — 100% Active Corrosion & Wear Protection, Seal Safe

$88.90

Free shipping · 30-day easy returns

Marvel Mystery Oil front view of 1 gallon container showing red transparent fluid for easy identification and storage

Marvel Mystery Oil

Marvel Mystery Oil oil additive 1 gal Red Transparent — concentrated cleaner & lubricant for engines, fuel systems

$95.58

Free shipping · 30-day easy returns

LIQUI MOLY Cera Tec front label showing product name and benefits

Liqui Moly

Liqui Moly Cera Tec oil additive 300 ml — ceramic wear protection, reduced friction & smoother performance

$74.65

Free shipping · 30-day easy returns

STAR BRITE Star Tron front label showing product name and benefits for reliable starts

STAR BRITE

STAR BRITE Star Tron Enzyme Fuel Treatment for Gasoline — Concentrated formula that stabilizes fuel up to 2 years and prevents eth

$81.89

Free shipping · 30-day easy returns