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AdditivesAdvance Auto Parts ShopAntifreeze & Car CoolantsArchoilATV / UTV Oils & FluidsATV FluidsAuto FiltersAuto Repair ToolsAutomotive Bulk BuysAutomotive Cleaners & DegreasersAutomotive ElectricalAutomotive FluidsAutomotive GreasesAutomotive OilsAutomotive Paints and CoatingsBoat CleanersBody RepairBody Repair ToolsBulk Automotive FluidsCar & Truck Covers and All Vehicle CoversCar WashCar Wash SuppliesDirt Bike Parts & AccessoriesEngine & Powertrain Replacement PartsEnterprise B2B & Bulk Motor OilExhaust Parts & Emissions PartsExterior Car DetailingFarm and Agriculture Bulk BuysHeadlight RestorationHolley BrandsIgnition and Tune Up on Advance Auto Parts ShopInterior Car DetailingJeep Winches & RecoveryK&NLIQUI MOLYMaintenance EquipmentMarine Bulk BuysMotor OilMotor Oil, Fluids & Additives on Advance Auto Parts ShopMotorcycle AccessoriesMotorcycle Oils & FluidsOil Change ToolsPerformance Ignition and ElectricalPrestoneReplacement Auto PartsRV CleanersSuperTechTractor PartsTruck and Fleet Bulk BuysUTV FluidsUTV Parts & Accessories

Engine Cleaning Additives

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Archoil AR6500 Diesel Treatment (40 oz) - Treats 400 Gallons - Additive for All Diesel Vehicles $44.95

Archoil AR6500 Diesel Treatment (40 oz) - Treats 400 Gallons - Additive for All Diesel Vehicles
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current price $44.95

Archoil AR6500 Diesel Treatment (40 oz) - Treats 400 Gallons - Additive for All Diesel Vehicles

4.6 out of 5 Stars. 53 reviews

Archoil AR6500 Diesel Treatment (40 oz) Two Pack - Treats 800 Gallons - Additive for All Diesel Vehicles $79.90

Archoil AR6500 Diesel Treatment (40 oz) Two Pack - Treats 800 Gallons - Additive for All Diesel Vehicles
Sponsored
current price $79.90

Archoil AR6500 Diesel Treatment (40 oz) Two Pack - Treats 800 Gallons - Additive for All Diesel Vehicles

5 out of 5 Stars. 4 reviews

Rollback Dura Lube Catalytic & Exhaust System Treatment Emissions Additive Automotive Converter Cleaner 16oz From $16.98

Dura Lube Catalytic & Exhaust System Treatment Emissions Additive Automotive Converter Cleaner 16oz
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From$1698

Dura Lube Catalytic & Exhaust System Treatment Emissions Additive Automotive Converter Cleaner 16oz

4.2 out of 5 Stars. 697 reviews
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Diesel Kleen + Cetane Boost 64-oz 6/1 per Case From $22.64

Diesel Kleen + Cetane Boost 64-oz 6/1 per Case
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From$2264

Diesel Kleen + Cetane Boost 64-oz 6/1 per Case

4.8 out of 5 Stars. 270 reviews
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500+ bought since yesterday Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz From $8.48

Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz
Available in additional 5 options
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From$848

Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz

4.8 out of 5 Stars. 5549 reviews
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Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz From $6.36

Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz
Available in additional 5 options
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From$636

Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz

4.8 out of 5 Stars. 465 reviews
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Lucas Oil 10512 Deep Clean Fuel System Cleaner Performance Additive 16 Ounce From $8.99

Lucas Oil 10512 Deep Clean Fuel System Cleaner Performance Additive 16 Ounce
Available in additional 6 options
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From$899

Lucas Oil 10512 Deep Clean Fuel System Cleaner Performance Additive 16 Ounce

4.7 out of 5 Stars. 226 reviews
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100+ bought since yesterday Lucas Oil 10020 Fuel Treatment 5.25 Ounce From $5.78

Lucas Oil 10020 Fuel Treatment 5.25 Ounce
Available in additional 5 options
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From$578

Lucas Oil 10020 Fuel Treatment 5.25 Ounce

4.8 out of 5 Stars. 1495 reviews
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100+ bought since yesterday Royal Purple Max-Clean Fuel System Cleaner & Stabilizer, 20 Fl. Oz. From $11.64

Royal Purple Max-Clean Fuel System Cleaner & Stabilizer, 20 Fl. Oz.
Available in additional 5 options
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From$1164

Royal Purple Max-Clean Fuel System Cleaner & Stabilizer, 20 Fl. Oz.

4.6 out of 5 Stars. 674 reviews
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100+ bought since yesterday Chevron Techron Complete Fuel System Cleaner, 10 oz

Chevron Techron Complete Fuel System Cleaner, 10 oz

Chevron Techron Complete Fuel System Cleaner, 10 oz

4.7 out of 5 Stars. 1237 reviews
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Archoil Ultimate Diesel Kit - AR9100 Friction Modifier (16oz) + AR6500 Diesel Treatment (40oz) + AR6400-D Diesel Fuel System Cleaner (12oz) $89.90

Archoil Ultimate Diesel Kit - AR9100 Friction Modifier (16oz) + AR6500 Diesel Treatment (40oz) + AR6400-D Diesel Fuel System Cleaner (12oz)
Sponsored
current price $89.90

Archoil Ultimate Diesel Kit - AR9100 Friction Modifier (16oz) + AR6500 Diesel Treatment (40oz) + AR6400-D Diesel Fuel System Cleaner (12oz)

4.8 out of 5 Stars. 16 reviews

Hot Shot's Secret Diesel Extreme Fuel Additive, 32 oz for Diesel engines. From $18.30

Hot Shot's Secret Diesel Extreme Fuel Additive, 32 oz for Diesel engines.
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From$1830

Hot Shot's Secret Diesel Extreme Fuel Additive, 32 oz for Diesel engines.

4.7 out of 5 Stars. 260 reviews
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Best seller Chevron Techron High Mileage Fuel System Cleaner, 12 oz From $10.38

Chevron Techron High Mileage Fuel System Cleaner, 12 oz
Available in additional 6 options
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From$1038

Chevron Techron High Mileage Fuel System Cleaner, 12 oz

4.7 out of 5 Stars. 252 reviews
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STP Super Concentrated High Mileage Engine Flush (15 fl. oz.) From $6.27

STP Super Concentrated High Mileage Engine Flush (15 fl. oz.)
Available in additional 6 options
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From$627

STP Super Concentrated High Mileage Engine Flush (15 fl. oz.)

4.8 out of 5 Stars. 132 reviews
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Best seller Sea Foam High Mileage Motor Treatment From $11.88

Sea Foam High Mileage Motor Treatment
Available in additional 5 options
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From$1188

Sea Foam High Mileage Motor Treatment

4.8 out of 5 Stars. 821 reviews
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Niteo Products Motor Medic Engine Flush Additive, 32 fl oz – Cleans Cars, Trucks, SUVs From $6.78

Niteo Products Motor Medic Engine Flush Additive, 32 fl oz – Cleans Cars, Trucks, SUVs
Available in additional 4 options
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From$678

Niteo Products Motor Medic Engine Flush Additive, 32 fl oz – Cleans Cars, Trucks, SUVs

4.7 out of 5 Stars. 187 reviews
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Super Tech Fuel Injector Cleaner Automotive Additive, 6 fl oz From $2.18

Super Tech Fuel Injector Cleaner Automotive Additive, 6 fl oz
Available in additional 5 options
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From$218

Super Tech Fuel Injector Cleaner Automotive Additive, 6 fl oz

4.6 out of 5 Stars. 284 reviews
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Gumout Multi-System Tune-up 16 oz Automotive Additive - 510011W From $7.64

Gumout Multi-System Tune-up 16 oz Automotive Additive - 510011W
Available in additional 5 options
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From$764

Gumout Multi-System Tune-up 16 oz Automotive Additive - 510011W

4.7 out of 5 Stars. 415 reviews
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Cataclean Fuel & Exhaust System Cleaner, Automotive Additive, Catalytic Converter Restorer, 16 oz From $27.95

Cataclean Fuel & Exhaust System Cleaner, Automotive Additive, Catalytic Converter Restorer, 16 oz
Available in additional 5 options
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From$2795

Cataclean Fuel & Exhaust System Cleaner, Automotive Additive, Catalytic Converter Restorer, 16 oz

4.1 out of 5 Stars. 574 reviews
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Lucas Oil 10003 Fuel Injector Cleaner 32 oz. Automotive Additive From $11.59

Lucas Oil 10003 Fuel Injector Cleaner 32 oz. Automotive Additive
Available in additional 4 options
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From$1159

Lucas Oil 10003 Fuel Injector Cleaner 32 oz. Automotive Additive

4.8 out of 5 Stars. 958 reviews
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STA-BIL 360 Ethanol Treatment and Stabilizer - Fuel System and Injector Cleaner | Great for Boats & Watercrafts, In-Season Cleaning & Protection 32 fl. oz. (22240) From $24.99

STA-BIL 360 Ethanol Treatment and Stabilizer - Fuel System and Injector Cleaner | Great for Boats & Watercrafts, In-Season Cleaning & Protection 32 fl. oz. (22240)
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From$2499

STA-BIL 360 Ethanol Treatment and Stabilizer - Fuel System and Injector Cleaner | Great for Boats & Watercrafts, In-Season Cleaning & Protection 32 fl. oz. (22240)

4.8 out of 5 Stars. 173 reviews
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Dura Lube Severe Fuel System Cleaner Fuel Additive, Fights Ethanol in All Gasoline Vehicles 16oz From $10.88

Dura Lube Severe Fuel System Cleaner Fuel Additive, Fights Ethanol in All Gasoline Vehicles 16oz
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From$1088

Dura Lube Severe Fuel System Cleaner Fuel Additive, Fights Ethanol in All Gasoline Vehicles 16oz

4.7 out of 5 Stars. 193 reviews
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Techron Concentrate Plus Complete Fuel System Cleaner 20oz bottle From $16.99

Techron Concentrate Plus Complete Fuel System Cleaner 20oz bottle
Available in additional 5 options
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From$1699

Techron Concentrate Plus Complete Fuel System Cleaner 20oz bottle

4.5 out of 5 Stars. 104 reviews
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Super Tech Motor Oil Additive, 32 oz From $10.42

Super Tech Motor Oil Additive, 32 oz
Available in additional 5 options
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From$1042

Super Tech Motor Oil Additive, 32 oz

4.7 out of 5 Stars. 110 reviews
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Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz From $12.98

Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz
Available in additional 5 options
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From$1298

Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz

4.7 out of 5 Stars. 260 reviews
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Gumout High Mileage Fuel Injector Cleaner Additive, 6 oz - 510013 From $3.68

Gumout High Mileage Fuel Injector Cleaner Additive, 6 oz - 510013
Available in additional 5 options
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From$368

Gumout High Mileage Fuel Injector Cleaner Additive, 6 oz - 510013

4.7 out of 5 Stars. 382 reviews
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Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle From $7.84

Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle
Available in additional 2 options
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From$784

Mechanic in a Bottle Fuel System Fix All Fuel Additive, 8 oz bottle

4.6 out of 5 Stars. 231 reviews
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STP Ultra 5-in-1 Fuel System Cleaner, Deep Clean for Engine, Restore Power & Fuel Economy, 12 oz From $10.78

STP Ultra 5-in-1 Fuel System Cleaner, Deep Clean for Engine, Restore Power & Fuel Economy, 12 oz
Available in additional 6 options
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From$1078

STP Ultra 5-in-1 Fuel System Cleaner, Deep Clean for Engine, Restore Power & Fuel Economy, 12 oz

4.7 out of 5 Stars. 294 reviews
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Lucas Oil 10977 Automotive High Mileage Fuel Treatment 5.25 Ounce From $7.10

Lucas Oil 10977 Automotive High Mileage Fuel Treatment 5.25 Ounce
Available in additional 5 options
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From$710

Lucas Oil 10977 Automotive High Mileage Fuel Treatment 5.25 Ounce

4.7 out of 5 Stars. 223 reviews
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Liqui Moly Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2037 $19.80

Liqui Moly Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2037
current price $19.80

Liqui Moly Pro-Line Engine Flush | 500 ml | Oil additive | SKU: 2037

4.6 out of 5 Stars. 71 reviews
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Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz From $15.97

Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz
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From$1597

Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz

4.8 out of 5 Stars. 225 reviews
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Hot Shot's Secret DEFender Crystal Eliminator & DEF Booster for Diesel Engines From $8.96

Hot Shot's Secret DEFender Crystal Eliminator & DEF Booster for Diesel Engines
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From$896

Hot Shot's Secret DEFender Crystal Eliminator & DEF Booster for Diesel Engines

4.6 out of 5 Stars. 31 reviews
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Sea Foam Truck and SUV Motor Treatment 20 oz From $11.68

Sea Foam Truck and SUV Motor Treatment 20 oz
Available in additional 5 options
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From$1168

Sea Foam Truck and SUV Motor Treatment 20 oz

4.9 out of 5 Stars. 302 reviews
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Rislone Hy-per Fuel 4700 Complete Fuel System Cleaner Gas Automotive Additive 16.9 oz From $11.28

Rislone Hy-per Fuel 4700 Complete Fuel System Cleaner Gas Automotive Additive 16.9 oz
Available in additional 4 options
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From$1128

Rislone Hy-per Fuel 4700 Complete Fuel System Cleaner Gas Automotive Additive 16.9 oz

4.7 out of 5 Stars. 485 reviews
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Gumout Regane High Mileage Fuel System Cleaner Additive, 6OZ - 510023W From $7.48

Gumout Regane High Mileage Fuel System Cleaner Additive, 6OZ - 510023W
Available in additional 5 options
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From$748

Gumout Regane High Mileage Fuel System Cleaner Additive, 6OZ - 510023W

4.6 out of 5 Stars. 176 reviews
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Gumout All-in-One Complete Fuel System Cleaner Additive 10 oz - 510016W From $8.28

Gumout All-in-One Complete Fuel System Cleaner Additive 10 oz - 510016W
Available in additional 5 options
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From$828

Gumout All-in-One Complete Fuel System Cleaner Additive 10 oz - 510016W

4.7 out of 5 Stars. 290 reviews
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STA-BIL In-Season Protection Cleans Injectors, Increases Mileage & Prevents Corrosion, 10 fl. oz. (22264) From $7.98

STA-BIL In-Season Protection Cleans Injectors, Increases Mileage & Prevents Corrosion, 10 fl. oz. (22264)
Available in additional 6 options
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From$798

STA-BIL In-Season Protection Cleans Injectors, Increases Mileage & Prevents Corrosion, 10 fl. oz. (22264)

4.8 out of 5 Stars. 199 reviews
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STA-BIL Fast Fix Small Engine Treatment - Cleans Carbs and Injectors - Fixes Rough Running Engines - Eliminates Water - Treats 10 Gallons, 4 fl. oz. 22303, Green $15.09

STA-BIL Fast Fix Small Engine Treatment - Cleans Carbs and Injectors - Fixes Rough Running Engines - Eliminates Water - Treats 10 Gallons, 4 fl. oz. 22303, Green
current price $15.09

STA-BIL Fast Fix Small Engine Treatment - Cleans Carbs and Injectors - Fixes Rough Running Engines - Eliminates Water - Treats 10 Gallons, 4 fl. oz. 22303, Green

4.5 out of 5 Stars. 29 reviews
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Super Tech Universal Motor Treatment for Gas, Diesel, and Oil, Truck and Car 16 fl oz From $4.64

Super Tech Universal Motor Treatment for Gas, Diesel, and Oil, Truck and Car 16 fl oz
Available in additional 5 options
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From$464

Super Tech Universal Motor Treatment for Gas, Diesel, and Oil, Truck and Car 16 fl oz

4.6 out of 5 Stars. 287 reviews
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STP High Mileage Fuel Injector Cleaner and Carburetor Cleaner From $2.88

STP High Mileage Fuel Injector Cleaner and Carburetor Cleaner
Available in additional 5 options
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From$288

STP High Mileage Fuel Injector Cleaner and Carburetor Cleaner

4.7 out of 5 Stars. 172 reviews
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Lucas Oil 10669 Deep Clean Fuel System Cleaner 5.25 Ounce Automotive Fuel Additive From $5.24

Lucas Oil 10669 Deep Clean Fuel System Cleaner 5.25 Ounce Automotive Fuel Additive
Available in additional 4 options
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From$524

Lucas Oil 10669 Deep Clean Fuel System Cleaner 5.25 Ounce Automotive Fuel Additive

4.7 out of 5 Stars. 136 reviews
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1 Can of New BG EPR Engine Performance Restoration 109 $15.99

1 Can of New BG EPR Engine Performance Restoration 109
current price $15.99

1 Can of New BG EPR Engine Performance Restoration 109

5 out of 5 Stars. 3 reviews

Sea Foam SF16 Motor Treatment, Automotive Additives, 16 fl oz, 12 Pack $99.77 $6.24/oz

Sea Foam SF16 Motor Treatment, Automotive Additives, 16 fl oz, 12 Pack
current price $99.77
$6.24/oz

Sea Foam SF16 Motor Treatment, Automotive Additives, 16 fl oz, 12 Pack

4.9 out of 5 Stars. 13 reviews
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Berryman Products B-12 Chemtool Fuel Injector and Carburetor Cleaner 0116 Automotive Additive, 15 oz From $4.97

Berryman Products B-12 Chemtool Fuel Injector and Carburetor Cleaner 0116 Automotive Additive, 15 oz
Available in additional 5 options
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From$497

Berryman Products B-12 Chemtool Fuel Injector and Carburetor Cleaner 0116 Automotive Additive, 15 oz

4.8 out of 5 Stars. 1241 reviews
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zMAX Micro-Lubricant Engine Treatment Formula, 12 oz or 354 ml From $9.99

zMAX Micro-Lubricant Engine Treatment Formula, 12 oz or 354 ml
Available in additional 4 options
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From$999

zMAX Micro-Lubricant Engine Treatment Formula, 12 oz or 354 ml

4.7 out of 5 Stars. 215 reviews
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Slick 50 ReCharged High Mileage Engine Treatment Automotive Additive, 10W-30 Motor Oil, 32 Ounce From $17.97

Slick 50 ReCharged High Mileage Engine Treatment Automotive Additive, 10W-30 Motor Oil, 32 Ounce
Available in additional 4 options
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From$1797

Slick 50 ReCharged High Mileage Engine Treatment Automotive Additive, 10W-30 Motor Oil, 32 Ounce

4.8 out of 5 Stars. 120 reviews
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STP Super Concentrated Fuel Injector Cleaner - 5.25 FL OZ (2 Count) From $6.37

STP Super Concentrated Fuel Injector Cleaner - 5.25 FL OZ (2 Count)
Available in additional 6 options
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From$637

STP Super Concentrated Fuel Injector Cleaner - 5.25 FL OZ (2 Count)

4.7 out of 5 Stars. 460 reviews
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STA-BIL Small Engine Pro. Multi-system Fuel Additive for Small Engines, 16 fl. oz. (22305) $6.84 42.8 ¢/fl oz

STA-BIL Small Engine Pro. Multi-system Fuel Additive for Small Engines, 16 fl. oz. (22305)
current price $6.84
42.8 ¢/fl oz

STA-BIL Small Engine Pro. Multi-system Fuel Additive for Small Engines, 16 fl. oz. (22305)

4.6 out of 5 Stars. 101 reviews
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Super Tech Universal Carburetor Cleaner, 12.5 oz (1 Count) From $2.88

Super Tech Universal Carburetor Cleaner, 12.5 oz (1 Count)
Available in additional 5 options
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From$288

Super Tech Universal Carburetor Cleaner, 12.5 oz (1 Count)

4.6 out of 5 Stars. 220 reviews
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Sea Foam Fuel Injector Cleaner From $5.24

Sea Foam Fuel Injector Cleaner
Available in additional 5 options
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From$524

Sea Foam Fuel Injector Cleaner

4.8 out of 5 Stars. 518 reviews
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