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.

Stanadyne front label on 64oz jug showing product identity and benefits

Stanadyne

Stanadyne Lubricity Formula diesel additive — 2 Pack 64oz jugs (treats 500 gal) high‑content concentrate for injector & pump prote

$175.60

Free shipping · 30-day easy returns

Chevron Techron D front packaging showing bottle and 20 oz size for effective cleaning

Chevron

Chevron Techron D Concentrate Diesel Fuel System Cleaner — 20 oz. Pack of 6, Injector Deposit Removal & Cetane Boost

$150.72

Free shipping · 30-day easy returns

Rislone bottle front packaging showing product name and visible benefits

Rislone

Rislone ZDDP Zinc Supplement 11 oz 6-Pack — Restores Zinc & Protects Valve Train

$124.46

Free shipping · 30-day easy returns

Power Service 64 oz front label showing product name and benefits

Power Service

Power Service Diesel System Cleaner & Cetane Booster — 64 oz Concentrated Injector Treatment

$67.51

Free shipping · 30-day easy returns

TruFuel front packaging showing two 32 oz bottles and ready-to-use benefits

TruFuel

TruFuel 4-Cycle Ethanol-Free Fuel 32 oz Pack of 2 — Preblended 50:1 Mix, Ready-to-Use for Trimmers & Blowers

$68.75

Free shipping · 30-day easy returns

K-Seal ST3501 front packaging showing 16 oz bottle and benefits

K-Seal

K-Seal ST3501 Head Gasket Sealer 16 oz Pour & Go — Seals Blown Gaskets & Cracked Heads, Ceramic Micro‑fibres

$62.29

Free shipping · 30-day easy returns

Liqui Moly DIJectron bottle front view showing label and benefits

Liqui Moly

Liqui Moly GDI Cleaner — DIJectron Additive 22076, Concentrated Fuel-System Cleaner to Restore Combustion

$62.84

Free shipping · 30-day easy returns

BG 44K front label close-up showing product benefits for cleaner fuel system

BG

BG Fuel System Cleaner 44K Power Enhancer 11 oz — Cleans Injectors & Restores Throttle Response

$64.17

Free shipping · 30-day easy returns

STAR BRITE Star Tron front label showing product and benefit for fuel stabilization

STAR BRITE

STAR BRITE Star Tron Enzyme Fuel Treatment Concentrate for Gasoline — Stabilizes Fuel 2 Years, Cleans Injectors

$60.46

Free shipping · 30-day easy returns

K-100 front label close-up showing fuel protection benefits

K-100

K-100 Marine-Grade Fuel Treatment 32oz — Water Remover & Fuel System Cleaner, Corrosion Protection

$63.83

Free shipping · 30-day easy returns

XADO front packaging showing bottle and label, clear protection benefit

XADO

XADO EX120 Automatic Transmission Fix ATF Additive — Reduces Slipping & Shudder, Restores Metal Surfaces (Red)

$64.15

Free shipping · 30-day easy returns

Lubegard 40902 front label showing product benefits and LXE technology

Lubegard

Lubegard Bio/Tech Engine Oil Protectant 32 oz — LXE Anti-Wear Additive to Reduce Friction & Extend Oil Life

$63.03

Free shipping · 30-day easy returns

BIOBOR JF front label showing product benefits and clear dosing information

BIOBOR

BIOBOR Diesel Fuel Additive — JF 8 oz Biocide & Lubricity Supplement, Dual-Phase Protection Against Microbes and Corrosion

$60.94

Free shipping · 30-day easy returns

STA-BIL 360 front label showing product benefits and size

STA-BIL

STA-BIL Marine Fuel System Treatment, 32 oz — in-season cleaner and corrosion protection

$60.54

Free shipping · 30-day easy returns

Red Line 58204 front view showing quart bottle and racing-focused label benefits

Red Line

Red Line Heavy Shockproof Gear Oil 1 Quart — Polyol-Ester Racing Gear Oil, API GL-5 High Film Strength

$65.07

Free shipping · 30-day easy returns

Hot Shot's Secret bottle front label showing product and protection benefits

Hot Shot's Secret

Hot Shot's Secret DEF Treatment Additive 16 oz — Prevents Crystallization, Protects SCR Injectors

$57.49

Free shipping · 30-day easy returns

Briggs & Stratton front pack showing two 18oz oil bottles and fuel treatment benefits quick maintenance

Briggs & Stratton

Briggs & Stratton SAE 30 Engine Oil & 3-in-1 Fuel Treatment Pack (2 x 18 oz + 2 oz) — Small-Engine Protection for Mowers & Generat

$72.73

Free shipping · 30-day easy returns

Hot Shot's Secret front label showing LX4 features and clear product branding protecting engines

Hot Shot's Secret

Hot Shot's Secret LX4 Lubricity Extreme Fuel Additive 32 oz — Restores Fuel Lubricity, Protects Pumps & Injectors

$59.83

Free shipping · 30-day easy returns

Lucas Oil bottle front view showing product for fewer DPF regens

Lucas Oil

Lucas Oil Diesel Deep Clean fuel additive 16 oz — reduces DPF regens, cleans soot

$51.51

Free shipping · 30-day easy returns

STAR BRITE bottle front label showing product and benefits

STAR BRITE

STAR BRITE Star Tron Ring Clean Plus fuel system cleaner — 16 oz (treats 160 gal), removes deposits & restores power

$51.39

Free shipping · 30-day easy returns

Prime Guard one-gallon DEF front label showing product and purity benefits

Prime Guard

Prime Guard Diesel Exhaust Fluid (DEF) 1 Gallon — ISO 22241 Certified, Ready-to-Use

$68.92

Free shipping · 30-day easy returns

Hot Shot's Secret EDT front packaging showing 16 oz bottle and clear branding for maintenance

Hot Shot's Secret

Hot Shot's Secret Everyday Diesel Treatment EDT – 16 oz concentrated cetane boost & injector cleaner

$55.55

Free shipping · 30-day easy returns

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

Hot Shot's Secret

Hot Shot's Secret EDT+ Winter Defense Fuel Additive, 16 oz

$50.84

Free shipping · 30-day easy returns

Liqui Moly front bottle view showing product and clear guidance benefit

Liqui Moly

Liqui Moly Motor Oil Saver oil additive 300 ml — restores engine seals, reduces oil consumption

$51.60

Free shipping · 30-day easy returns

Marvel Mystery Oil front packaging showing two 16 oz bottles and product benefit

Marvel Mystery Oil

Marvel Mystery Oil Original Motor Treatment

$51.77

Free shipping · 30-day easy returns

Shell Rotella front label showing product and benefits for long-life protection

Shell Rotella

Shell Rotella ELC Antifreeze + Coolant Concentrate 1 Gal — Extended-Life, Carboxylate Protection for Heavy-Duty Engines

$71.72

Free shipping · 30-day easy returns

DURA LUBE front label showing product name and 16 fl oz benefit

DURA LUBE

DURA LUBE Catalytic & Exhaust Treatment Fuel Additive — 16 fl. oz., protects converters & reduces deposits

$56.63

Free shipping · 30-day easy returns

Hot Shot's Secret EDT front bottle view showing label and benefits

Hot Shot's Secret

Hot Shot's Secret Everyday Diesel Treatment EDT 16 oz — injector cleaner & cetane boost

$56.96

Free shipping · 30-day easy returns

DURA LUBE front label showing 32 oz bottle and clear product benefits

DURA LUBE

DURA LUBE Engine Treatment 32 oz. – Friction‑Reducing Oil Additive for Gas & Diesel, PTFE‑Free

$50.73

Free shipping · 30-day easy returns

Lucas Oil bottle front view showing label and 16 oz size, reducing gear noise

Lucas Oil

Lucas Oil Anti-Squawk/Anti-Shudder Additive — 16 oz treatment for startup noise and transmission shudder

$56.56

Free shipping · 30-day easy returns

Charunee front packaging showing four cleaner bottles and usage benefit

Charunee

Charunee Catalytic Converter Cleaner Fuel Additive 4-Pack — In-Tank Carbon Remover for Gas & Diesel, Restores Performance

$51.77

Free shipping · 30-day easy returns

Lubegard Dr. Tranny front packaging showing two 2 oz bottles and clear labeling, fast symptom relief

Lubegard

Lubegard 19610 Dr. Tranny Instant Shudder Fixx 2 Ounce 2

$54.92

Free shipping · 30-day easy returns

Hot Shot's Secret FR3 front label showing product benefit and size

Hot Shot's Secret

Hot Shot's Secret FR3 engine friction reducer & lubricant, 16 oz — lowers wear and quiets valvetrain

$54.65

Free shipping · 30-day easy returns

Lucas Oil LUC10011 front label showing product name and benefits for quick identification

Lucas Oil

Lucas Oil Power Steering Stop Leak 12 oz — Solvent-Free Seal Conditioner, Compatible with All Fluids

$53.66

Free shipping · 30-day easy returns

Lucas Oil front label showing product and benefits

Lucas Oil

Lucas Oil Pure Synthetic Oil Stabilizer 1 Quart — Reduces Friction, Protects Engines & Transmissions

$50.84

Free shipping · 30-day easy returns

STAR BRITE bottle front view showing product and quick benefit

STAR BRITE

STAR BRITE Star Tron Enzyme Fuel Treatment for Gasoline — 1 fl oz per 16 gal, stabilizes fuel & prevents ethanol problems

$51.20

Free shipping · 30-day easy returns

Hot Shot's Secret front label showing 16 oz bottle and product identity benefit

Hot Shot's Secret

Hot Shot's Secret Original Stiction Eliminator Oil

$52.71

Free shipping · 30-day easy returns

Hot Shot's Secret front label showing product and benefits

Hot Shot's Secret

Hot Shot's Secret Diesel Extreme Fuel System Cleaner, 16 oz — Cetane Boost & Deposit Removal

$52.61

Free shipping · 30-day easy returns

Evans front packaging showing the EC42001 bottle and funnel benefits ready-to-use

EVANS

EVANS Waterless Prep Fluid flushing concentrate with funnel, 128 fl oz — removes residual coolant & moisture

$97.87

Free shipping · 30-day easy returns

Wynn's bottle front view showing label and 500ml size for easy identification and correct dosing

Wynn's

Wynn's Diesel Turbo Cleaner 500ml — removes carbon build-up, frees sticking vanes, restores power

$82.14

Free shipping · 30-day easy returns