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AdditivesAdvance Auto Parts ShopATV / UTV Oils & FluidsATV FluidsBulk Automotive FluidsDirt Bike Parts & AccessoriesFarm and Agriculture Bulk BuysMotor OilMotor Oil, Fluids & Additives on Advance Auto Parts ShopMotorcycle Oils & FluidsRoad Trip Oil, Fluids & FiltersSuperTechTruck and Fleet Bulk BuysUTV Fluids
Stop Engine Smoke(77)
Uses item details. Price when purchased online
STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz From $6.98

Sponsored
From$698
STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz
4864.6 out of 5 Stars. 486 reviews
REV-X Distance+ All-in-One Diesel Additive - 8 fl. oz. $17.95

Sponsored
$1795
current price $17.95REV-X Distance+ All-in-One Diesel Additive - 8 fl. oz.
REV-X Distance+ All-In-One Diesel Additive, 16 fl. oz., Treats 400 Gallons $31.95

Sponsored
$3195
current price $31.95REV-X Distance+ All-In-One Diesel Additive, 16 fl. oz., Treats 400 Gallons
REV-X Distance+ All-in-One Diesel Additive, 1 Gallon $179.95

Sponsored
$17995
current price $179.95REV-X Distance+ All-in-One Diesel Additive, 1 Gallon
Rislone 4416 High Mileage Ring Seal Smoke Repair Automotive Additive, 16 oz From $6.74

5 options
Available in additional 5 optionsFrom$674
Rislone 4416 High Mileage Ring Seal Smoke Repair Automotive Additive, 16 oz
3774.6 out of 5 Stars. 377 reviews
500+ bought since yesterday Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz From $8.48

5 options
Available in additional 5 optionsFrom$848
Sea Foam SF16 Motor Treatment Automotive Additive, 16 oz
61154.8 out of 5 Stars. 6115 reviews
STP Stop Leak and Stop Smoke High Mileage Engine Oil Additive, 15 fl oz From $8.10

5 options
Available in additional 5 optionsFrom$810
STP Stop Leak and Stop Smoke High Mileage Engine Oil Additive, 15 fl oz
924.6 out of 5 Stars. 92 reviews
Techron Concentrate Plus 12oz $17.99

$1799
current price $17.99Techron Concentrate Plus 12oz
554.7 out of 5 Stars. 55 reviews
Engine Oil Additive Engine Repair Treatment Anti-Wear Stop Smoke Reduce Noise Transmission Protection High Mileage Fix (100ml, 1PC)

Engine Oil Additive Engine Repair Treatment Anti-Wear Stop Smoke Reduce Noise Transmission Protection High Mileage Fix (100ml, 1PC)
Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz From $6.36

5 options
Available in additional 5 optionsFrom$636
Rislone 4102 Engine Treatment Automotive Additive, 16.9 oz
5654.7 out of 5 Stars. 565 reviews
Lucas Oil Power Steering Stop Leak 12 Ounce Automotive Additive From $12.98

Sponsored
From$1298
Lucas Oil Power Steering Stop Leak 12 Ounce Automotive Additive
3504.5 out of 5 Stars. 350 reviews
Gumout Supreme 510233 Fuel Injector Cleaner, Octane Booster, Maximizes Performance, Cleans and Protects and Stops Knocks & Pings - 10 fl oz From $8.49

Sponsored
From$849
Gumout Supreme 510233 Fuel Injector Cleaner, Octane Booster, Maximizes Performance, Cleans and Protects and Stops Knocks & Pings - 10 fl oz
104.6 out of 5 Stars. 10 reviews
Automotive Smoke Machine 4.4oz Fluid Solution - Starter Size | Thick Smoke | Clean Output | OEM Approved for EVAP Leak, Vacuum, Exhaust, Turbo, Super Chargers, Fuel & Intake and More $9.99

$999
current price $9.99Automotive Smoke Machine 4.4oz Fluid Solution - Starter Size | Thick Smoke | Clean Output | OEM Approved for EVAP Leak, Vacuum, Exhaust, Turbo, Super Chargers, Fuel & Intake and More
55 out of 5 Stars. 5 reviews
Naxoaeo Motor Oil Additive - Treatment for Oil Burning & Excessive Exhaust Smoke - Engine Oil Leak Sealer - Stop Smoke & Quiet Noisy Engines While Restoring Engines Was $7.96

Naxoaeo Motor Oil Additive - Treatment for Oil Burning & Excessive Exhaust Smoke - Engine Oil Leak Sealer - Stop Smoke & Quiet Noisy Engines While Restoring Engines
Car Engine Anti-Wear Protector Oil Additive Noise Reduction Blue Smoke Eliminator Transmission Lubricant 3.4Oz 1 Pack

Car Engine Anti-Wear Protector Oil Additive Noise Reduction Blue Smoke Eliminator Transmission Lubricant 3.4Oz 1 Pack
Top rated for fuel economy Gumout Multi-System Tune-up 16 oz Automotive Additive - 510011W From $7.64

5 options
Available in additional 5 optionsFrom$764
Gumout Multi-System Tune-up 16 oz Automotive Additive - 510011W
4584.7 out of 5 Stars. 458 reviews
Bardahl Stops Oil Burning, Seals Empty Spaces Motor Oil, 16 oz $13.99

$1399
current price $13.99Bardahl Stops Oil Burning, Seals Empty Spaces Motor Oil, 16 oz
Clearance Naxoaeo Boost Engine Life, Halt Exhaust Smoking & Crankcase Gases, Increases Oil Viscosity for Better Compression, Reduce Smoke, Silence Engines, Mixes with Any Oil Was $7.96

Naxoaeo Boost Engine Life, Halt Exhaust Smoking & Crankcase Gases, Increases Oil Viscosity for Better Compression, Reduce Smoke, Silence Engines, Mixes with Any Oil
AUTOOL Automotive Smoke Machine, EVAP Smoke Leak Detector, DC 12V Car Smoke Leak Machine, Portable Fuel Pipe Vacuum Smoke Diagnostic for Cars Motorcycles Trucks From $54.97

6 options
Available in additional 6 optionsFrom$5497
AUTOOL Automotive Smoke Machine, EVAP Smoke Leak Detector, DC 12V Car Smoke Leak Machine, Portable Fuel Pipe Vacuum Smoke Diagnostic for Cars Motorcycles Trucks
874.4 out of 5 Stars. 87 reviews
Clearance 120ml Catalytic Converter Cleaner, No-Removal Engine Booster & Fuel System Treatment, Check Engine Light Fix, Smog Test Pass, for Gas Vehicles Was $11.89

120ml Catalytic Converter Cleaner, No-Removal Engine Booster & Fuel System Treatment, Check Engine Light Fix, Smog Test Pass, for Gas Vehicles
Lucas Oil 10026 Fuel Treatments, Octane Booster Bottle, 15 Ounce Bottle 0.95 Pound Gas Fuel Type From $8.84

Sponsored
From$884
Lucas Oil 10026 Fuel Treatments, Octane Booster Bottle, 15 Ounce Bottle 0.95 Pound Gas Fuel Type
2064.8 out of 5 Stars. 206 reviews
REV-X MAX ATV/UTV Engine Oil Treatment, 4 fl. oz. $41.90

Sponsored
$4190
current price $41.90REV-X MAX ATV/UTV Engine Oil Treatment, 4 fl. oz.
Super Tech Motor Oil Additive, 32 oz From $10.42

5 options
Available in additional 5 optionsFrom$1042
Super Tech Motor Oil Additive, 32 oz
1194.7 out of 5 Stars. 119 reviews
MEGA-STEAM Scent Eliminator Smoke Fluid Engine Cleaner $24.84

$2484
current price $24.84MEGA-STEAM Scent Eliminator Smoke Fluid Engine Cleaner
Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz From $12.98

5 options
Available in additional 5 optionsFrom$1298
Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz
3054.6 out of 5 Stars. 305 reviews
Gnmfd Engine Carbon Cleaner Spray 120ml for Exhaust, Oxygen Sensor, Throttle, Carbon Removal, Fuel System Cleaning, Vehicle Maintenance, Power Optimization, Emission Reduction From $5.99

3 options
Available in additional 3 optionsFrom$599
Gnmfd Engine Carbon Cleaner Spray 120ml for Exhaust, Oxygen Sensor, Throttle, Carbon Removal, Fuel System Cleaning, Vehicle Maintenance, Power Optimization, Emission Reduction
Clearance Automobile Engine Carbon Removal Cleaning Agent for Exhaust Oxygen Sensor, 97% Efficiency Formula 120ml Bottle, Improves Performance and Reduces Emissions From $8.98
From$898
Automobile Engine Carbon Removal Cleaning Agent for Exhaust Oxygen Sensor, 97% Efficiency Formula 120ml Bottle, Improves Performance and Reduces Emissions
Ireezec Catalytic Converter Cleaner, Exhaust System Cleaner Fuel Additive for Engine, Oxygen Sensor Cleaner Carbon Deposit Remover for Car Truck SUV, Emissions Reducer Pass Smog Test

Ireezec Catalytic Converter Cleaner, Exhaust System Cleaner Fuel Additive for Engine, Oxygen Sensor Cleaner Carbon Deposit Remover for Car Truck SUV, Emissions Reducer Pass Smog Test
Car Additive, Engine, 100ml Anti-Wear Protection, Reduces Friction, Stops Oil Burning, Lowers Noise

Car Additive, Engine, 100ml Anti-Wear Protection, Reduces Friction, Stops Oil Burning, Lowers Noise
AutoLine Pro Automotive Smoke Machine Fluid Refill Solution 8 oz - Leak Detector EVAP, Vacuum, Exhaust, and more! [Not for Ventus] $15.98
![AutoLine Pro Automotive Smoke Machine Fluid Refill Solution 8 oz - Leak Detector EVAP, Vacuum, Exhaust, and more! [Not for Ventus]](https://i5.walmartimages.com/seo/AutoLine-Pro-Smoke-Machine-Fluid-Refill-Solution-Automatic-Transmission-Fluids-8-oz_16b9764a-bf45-426f-b6d4-17da83c447bb.e533b3547b646bc49de2c882b4f0f48f.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$1598
current price $15.98AutoLine Pro Automotive Smoke Machine Fluid Refill Solution 8 oz - Leak Detector EVAP, Vacuum, Exhaust, and more! [Not for Ventus]
134.7 out of 5 Stars. 13 reviews
REV-X High Performance Engine Oil Additive, 4 fl oz Bottle, 6 Pack $188.95

Sponsored
$18895
current price $188.95REV-X High Performance Engine Oil Additive, 4 fl oz Bottle, 6 Pack
Star Tron Enzyme Fuel Treatment - Small Engine Formula – Gas Additive Rejuvenates & Stabilizes Old Gasoline - Cures & Prevents Ethanol Problems From $8.92

Sponsored
From$892
Star Tron Enzyme Fuel Treatment - Small Engine Formula – Gas Additive Rejuvenates & Stabilizes Old Gasoline - Cures & Prevents Ethanol Problems
2454.8 out of 5 Stars. 245 reviews
Best seller STP High Mileage Fuel Injector & Carburetor Cleaner - 5.25 fl oz (2 Count) From $5.28

5 options
Available in additional 5 optionsFrom$528
STP High Mileage Fuel Injector & Carburetor Cleaner - 5.25 fl oz (2 Count)
5174.7 out of 5 Stars. 517 reviews
Bar's Leaks Oil Seal Engine Oil Burning & Leak Repair, Automotive Additive, 16.9 oz From $20.00

5 options
Available in additional 5 optionsFrom$2000
Bar's Leaks Oil Seal Engine Oil Burning & Leak Repair, Automotive Additive, 16.9 oz
9264.6 out of 5 Stars. 926 reviews
Daiosportswear 100ml Engine Wear Protectant,High-Efficiency Inhibitor,Noise Reduction,Oil Burning Cure,Gasoline/Diesel Engines,Safe,Enhances Performance,Fuel Efficient,Engine Protection Additive

Daiosportswear 100ml Engine Wear Protectant,High-Efficiency Inhibitor,Noise Reduction,Oil Burning Cure,Gasoline/Diesel Engines,Safe,Enhances Performance,Fuel Efficient,Engine Protection Additive
FHBVT Engine Internal Carbon Removal Cleaner, 120ml Exhaust Oxygen Sensor and Throttle Cleaner, Improves Engine Efficiency, Reduces Emissions, Extends Vehicle Life, Essential for Car Maintenance

FHBVT Engine Internal Carbon Removal Cleaner, 120ml Exhaust Oxygen Sensor and Throttle Cleaner, Improves Engine Efficiency, Reduces Emissions, Extends Vehicle Life, Essential for Car Maintenance
15 out of 5 Stars. 1 reviews
Niteo Products Motor Medic Engine Flush Additive, 32 fl oz – Cleans Cars, Trucks, SUVs From $6.78

4 options
Available in additional 4 optionsFrom$678
Niteo Products Motor Medic Engine Flush Additive, 32 fl oz – Cleans Cars, Trucks, SUVs
2254.7 out of 5 Stars. 225 reviews
100+ bought since yesterday Gumout Jet Spray Carburetor, Choke, and Parts Cleaner - 14 oz From $3.88

5 options
Available in additional 5 optionsFrom$388
Gumout Jet Spray Carburetor, Choke, and Parts Cleaner - 14 oz
11264.7 out of 5 Stars. 1126 reviews
100ml Car Anti-Wear Repair And Protection Agent Prevents Oil Combustion Reduces Engine Noise Prevents Costly Repairs Friction Reducer Additive For Gasoline DIESELL Engines

100ml Car Anti-Wear Repair And Protection Agent Prevents Oil Combustion Reduces Engine Noise Prevents Costly Repairs Friction Reducer Additive For Gasoline DIESELL Engines
100+ bought since yesterday Armor All FRESH fx Smoke X Rapid Odor Eliminator – Midnight Air Scent (2 ounces) From $6.97

2 options
Available in additional 2 optionsFrom$697
Armor All FRESH fx Smoke X Rapid Odor Eliminator – Midnight Air Scent (2 ounces)
5964.4 out of 5 Stars. 596 reviews
Clearance Cadorn High-Efficiency Engine Anti-Wear Additive - Reduces Oil Consumption, Noise & Vibration, Restores Engine Protection Was $9.99

Cadorn High-Efficiency Engine Anti-Wear Additive - Reduces Oil Consumption, Noise & Vibration, Restores Engine Protection
Lucas Oil COMPLETE ENGINE TREATMENT 10016 Automotive Additive $13.38

$1338
current price $13.38Lucas Oil COMPLETE ENGINE TREATMENT 10016 Automotive Additive
544.6 out of 5 Stars. 54 reviews
High-Efficiency Engine Wear Protectant, Noise Reduction Additive for Burning Oil, 100ml, Anti-Wear Formula, Extends Engine Life, Smooth Operation, for Gasoline Engines, 100ml Bottle Was $9.99

High-Efficiency Engine Wear Protectant, Noise Reduction Additive for Burning Oil, 100ml, Anti-Wear Formula, Extends Engine Life, Smooth Operation, for Gasoline Engines, 100ml Bottle
Qnjujn Engine Internal Carbon Cleaner Throttle Exhaust Oxygen Sensor Three Way Cleaning Agent 120ml High Efficiency Carbon Removal Improve Power Reduce Emissions Automotive Cleaner From $4.80

2 options
Available in additional 2 optionsFrom$480
Qnjujn Engine Internal Carbon Cleaner Throttle Exhaust Oxygen Sensor Three Way Cleaning Agent 120ml High Efficiency Carbon Removal Improve Power Reduce Emissions Automotive Cleaner
EDHITNR Engine Carbon Cleaner, 97% Efficiency Internal Disassembly Cleaning Agent, Exhaust Oxygen Sensor Throttle Carbon Removal, 6-Pack 120ml Bottles for Automobile Three-way Catalytic System

EDHITNR Engine Carbon Cleaner, 97% Efficiency Internal Disassembly Cleaning Agent, Exhaust Oxygen Sensor Throttle Carbon Removal, 6-Pack 120ml Bottles for Automobile Three-way Catalytic System
Honmine Automotive Carburetor Cleaner, 120ml Throttle and Carbon Deposit Removal Additive, Gasoline Treatment for Exhaust Gas Reduction, Engine Maintenance From $6.99
From$699
Honmine Automotive Carburetor Cleaner, 120ml Throttle and Carbon Deposit Removal Additive, Gasoline Treatment for Exhaust Gas Reduction, Engine Maintenance
Automotive Engine Cleaner Fuel Additive,Carbon Deposit Throttle Intake Cleaning,High Temperature Performance Restoration,Fuel Efficiency Emission Reduction,Engine Maintenance Liquid 120ml Cleaner Was $12.03

Automotive Engine Cleaner Fuel Additive,Carbon Deposit Throttle Intake Cleaning,High Temperature Performance Restoration,Fuel Efficiency Emission Reduction,Engine Maintenance Liquid 120ml Cleaner
High-efficiency Stop-wear Agent Engine Stop-wear Protection Agent Carbon Reduction 3.4 fl-oz Noise Shaking Strong Cure Burning Oil Additives

High-efficiency Stop-wear Agent Engine Stop-wear Protection Agent Carbon Reduction 3.4 fl-oz Noise Shaking Strong Cure Burning Oil Additives
Daiosportswear Engine Wear Protectant,100ml High-Efficiency Inhibitor,Noise Reduction,Anti-Shaking,Cures Oil Burning,Gasoline/Diesel Engines,Enhances Performance,Fuel Efficiency,Engine Additive

Daiosportswear Engine Wear Protectant,100ml High-Efficiency Inhibitor,Noise Reduction,Anti-Shaking,Cures Oil Burning,Gasoline/Diesel Engines,Enhances Performance,Fuel Efficiency,Engine Additive
Rollback Engine Anti-Wear & Protectant - Anti-Rust, Carbon Clean, Noise Reduce, Fuel Saver, For Gas & Diesel Engines $12.59 Was $13.99

Now$1259
current price Now $12.59, Was $13.99$13.99
Engine Anti-Wear & Protectant - Anti-Rust, Carbon Clean, Noise Reduce, Fuel Saver, For Gas & Diesel Engines
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