Shop best engine cleaner additive

Sponsored
About our ads
$7.99
Rislone High Mileage Engine Treatment Conditioner And Cleaner, 16.9 Oz, 4102
Advance Auto Parts
1K+
$7.99
Rislone High Mileage Engine Treatment Conditioner And Cleaner, 16.9 Oz, 4102
Advance Auto Parts
1K+
$13.99
Sea Foam High Mileage Motor Treatment Fuel And Oil Additive, For Gas Engines Over 75,000 Miles, 16 Oz, HM16
Advance Auto Parts
720
$13.99
Sea Foam High Mileage Motor Treatment Fuel And Oil Additive, For Gas Engines Over 75,000 Miles, 16 Oz, HM16
Advance Auto Parts
720
$9.58
Royal Purple Max-Clean 11722 Fuel System Cleaner Automotive Additive, 20 Oz
phapcosmetics.com
2K+
$9.58
Royal Purple Max-Clean 11722 Fuel System Cleaner Automotive Additive, 20 Oz
phapcosmetics.com
2K+
$57.96
Hot Shot's Secret Diesel Extreme 1 Gallon, Concentrated Fuel System Cleaner, Diesel Fuel Additive, Injector Cleaner - Increases MPG & Restores Engine
Amazon.com
5K+
Free shipping
$57.96
Hot Shot's Secret Diesel Extreme 1 Gallon, Concentrated Fuel System Cleaner, Diesel Fuel Additive, Injector Cleaner - Increases MPG & Restores Engine
Amazon.com
5K+
$33.99
3D Grand Blast Engine Degreaser - Heavy Duty Biodegradable Cleaner For Engines, Wheels, Exhausts & More - Fast-Acting, Non-Staining - Made In USA - 1
Amazon.com
658
$33.99
3D Grand Blast Engine Degreaser - Heavy Duty Biodegradable Cleaner For Engines, Wheels, Exhausts & More - Fast-Acting, Non-Staining - Made In USA - 1
Amazon.com
658
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
Lougay Shoes
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
Lougay Shoes
$4.10
Motormedic 14 Oz. Engine Treatment/Additive
Lougay Shoes
$4.10
Motormedic 14 Oz. Engine Treatment/Additive
Lougay Shoes
$10.99
Start Your Engines! Fuel System Revitalizer: Fixes Non-Running Engines, 2 Oz, 21214
Advance Auto Parts
863
$10.99
Start Your Engines! Fuel System Revitalizer: Fixes Non-Running Engines, 2 Oz, 21214
Advance Auto Parts
863
$21.99
LIQUI MOLY Pro-Line Engine Flush, 500 Ml, Dissolves Sludge, Lacquer, And Contaminants, 2037
Advance Auto Parts
27
$21.99
LIQUI MOLY Pro-Line Engine Flush, 500 Ml, Dissolves Sludge, Lacquer, And Contaminants, 2037
Advance Auto Parts
27
$25.41
Sea Foam Motor Treatment And Spray Combo SF SS Automotive Additives, 24 Oz
Walmart
138
Free shipping
$25.41
Sea Foam Motor Treatment And Spray Combo SF SS Automotive Additives, 24 Oz
Walmart
138
$16.79
Red Line Engine Break-In Additive, 16 Ounce Bottle
Pegasus Auto Racing Supplies
187
$16.79
Red Line Engine Break-In Additive, 16 Ounce Bottle
Pegasus Auto Racing Supplies
187
$12.49
Quicksilver Power Tune Engine Cleaner, Size 12 Oz | Overton's
Overton's
1
$12.49
Quicksilver Power Tune Engine Cleaner, Size 12 Oz | Overton's
Overton's
1
$38.89
$52.11
Slick 50 Engine Treatment Oil Additive Treatment 500Ml 61399500
www.unitylgd.com
25% off
$38.89
$52.11
Slick 50 Engine Treatment Oil Additive Treatment 500Ml 61399500
www.unitylgd.com
$16.49
Sea Foam Spray Upper Engine And Intake Cleaner Spray, 12 Oz., SS14
Advance Auto Parts
314
$16.49
Sea Foam Spray Upper Engine And Intake Cleaner Spray, 12 Oz., SS14
Advance Auto Parts
314
$7.00
Sea Foam 16 Oz. Engine Treatment/Additive
Mc Mu
$7.00
Sea Foam 16 Oz. Engine Treatment/Additive
Mc Mu
$10.55
Yamaha ACC-ENGCL-NR-00 - Yamalube External Engine Cleaner & Degreaser - 12 Oz. Spray Can
Yamaha Online Parts
$10.55
Yamaha ACC-ENGCL-NR-00 - Yamalube External Engine Cleaner & Degreaser - 12 Oz. Spray Can
Yamaha Online Parts
$4.10
Motormedic 14 Oz. Engine Treatment/Additive
Mc Mu
$4.10
Motormedic 14 Oz. Engine Treatment/Additive
Mc Mu
$129.00
X-1R Engine Treatment Concentrate 128 (Oz)
Walmart
Free shipping
$129.00
X-1R Engine Treatment Concentrate 128 (Oz)
Walmart
Free shipping
$3.95
Gunk 17 Oz. Aerosol Foamy Engine Cleaner (California Compliant)
Mc Mu
$3.95
Gunk 17 Oz. Aerosol Foamy Engine Cleaner (California Compliant)
Mc Mu
$8.07
Gunk Engine Cleaner 17 Oz Liquid Aromatic Milky White FEB1CA
DkHardware.com
$8.07
Gunk Engine Cleaner 17 Oz Liquid Aromatic Milky White FEB1CA
DkHardware.com
$13.98
$15.95
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
610
12% off
$13.98
$15.95
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
610
$6.99
Gunk Engine Brite Degreaser 15 Oz, EB1
Advance Auto Parts
304
$6.99
Gunk Engine Brite Degreaser 15 Oz, EB1
Advance Auto Parts
304
$44.99
Car Engine Bay Cleaner And Restorer For Powerful Decontamination And Shine 300Ml
Inspire Uplift
Free shipping
$44.99
Car Engine Bay Cleaner And Restorer For Powerful Decontamination And Shine 300Ml
Inspire Uplift
Free shipping
$68.98
$89.67
Motorvac Gasoline Engine Cleaner Motorvac Technologies 32 Oz 827-2003
Equfina
23% off
$68.98
$89.67
Motorvac Gasoline Engine Cleaner Motorvac Technologies 32 Oz 827-2003
Equfina
$103.99
KITLEY SF16 Fuel Treatment Trademark Towel - Fuel Injector Cleaner And Upper Engine Lubricant - Cleans Fuel System, Stabilizes Fuel, Reduces Engine
Amazon.com
Free shipping
$103.99
KITLEY SF16 Fuel Treatment Trademark Towel - Fuel Injector Cleaner And Upper Engine Lubricant - Cleans Fuel System, Stabilizes Fuel, Reduces Engine
Amazon.com
Free shipping
$64.43
$99.99
Hot Shot's Secret LX4 Lubricity Extreme 1 Gallon, Fuel Treatment For All Engines, Gasoline & Diesel Additive, Fuel Additive Increases Lubricity,
Amazon.com
911
Free shipping
35% off
$64.43
$99.99
Hot Shot's Secret LX4 Lubricity Extreme 1 Gallon, Fuel Treatment For All Engines, Gasoline & Diesel Additive, Fuel Additive Increases Lubricity,
Amazon.com
911
$22.99
Lucas Oil Products Engine Break-In Oil Additive/TB Zinc-Plus, 16 Oz, 10063
Advance Auto Parts
1K+
$22.99
Lucas Oil Products Engine Break-In Oil Additive/TB Zinc-Plus, 16 Oz, 10063
Advance Auto Parts
1K+
$15.99
VP Racing Fuels Fuel System Cleaner: Removes Deposits, Improves Engine Performance, 16 Oz, 2805
Advance Auto Parts
$15.99
VP Racing Fuels Fuel System Cleaner: Removes Deposits, Improves Engine Performance, 16 Oz, 2805
Advance Auto Parts
$18.52
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
983
15% off
$18.52
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
983
$4.99
Pyroil Powerful Engine Degreaser For Thorough Cleaning And Protection, MEDG15
Advance Auto Parts
$4.99
Pyroil Powerful Engine Degreaser For Thorough Cleaning And Protection, MEDG15
Advance Auto Parts
$8.99
Gunk Engine Brite Trigger Degreaser 32 Oz, EBT32
Advance Auto Parts
20
$8.99
Gunk Engine Brite Trigger Degreaser 32 Oz, EBT32
Advance Auto Parts
20
$19.95
WASH&WHIPS Green Hell Engine Cleaner & Degreaser, 16 Oz 3X Stronger PRO
Redline360.com
$19.95
WASH&WHIPS Green Hell Engine Cleaner & Degreaser, 16 Oz 3X Stronger PRO
Redline360.com
$14.95
WASH&WHIPS Green Hell Engine Cleaner & Degreaser 16 Oz
Redline360.com
56
$14.95
WASH&WHIPS Green Hell Engine Cleaner & Degreaser 16 Oz
Redline360.com
56
$65.97
Car Engine Bay Cleaner & Powerful Decontaminant 500Ml
Inspire Uplift
Free shipping
$65.97
Car Engine Bay Cleaner & Powerful Decontaminant 500Ml
Inspire Uplift
Free shipping
10 Best Diesel Injector Cleaners of 2025 - Mechanic Base
5:02
10 Best Diesel Injector Cleaners of 2025 - Mechanic Base
10 viewsFeb 12, 2022
mechanicbase.com
Top 5 Best Engine Degreasers 2025 | Powerful & Safe Engine Cleaners
6:01
Top 5 Best Engine Degreasers 2025 | Powerful & Safe Engine Cleaners
1.6K views5 months ago
YouTubePrime Auto
Engine Cleaner: Top 5 Best Engine Cleaners [2022]
5:03
Engine Cleaner: Top 5 Best Engine Cleaners [2022]
47.4K viewsSep 5, 2022
YouTubeAutomotive Care
The BEST ADDITIVES for Your Diesel Engine!
4:18
The BEST ADDITIVES for Your Diesel Engine!
99.4K viewsJul 18, 2021
YouTubeECS Tuning
Top 5 Best Engine Flush Cleaners [Review] - High Mileage Engine Flush/Engine Restorer [2026]
4:07
Top 5 Best Engine Flush Cleaners [Review] - High Mileage Engine Fl…
5.7K viewsAug 14, 2022
YouTubeAutos Square
Best Engine Oil Treatments | Top 5 Engine Oil Additives Reviewed | Aautomotives
5:17
Best Engine Oil Treatments | Top 5 Engine Oil Additives Reviewed | A…
179 views3 months ago
YouTubeAautomotives
7 Engine Additives That Actually Work Mechanic Approved
4:57
7 Engine Additives That Actually Work Mechanic Approved
430 views7 months ago
YouTubeThe Car Vaults
6:11
Top 5 Best Fuel Injector Cleaners | Amazon Picks for Better Engine P…
1.1K views3 months ago
YouTubeTrusted Top 5 Picks
1:39
LIQUI MOLY Diesel Engine System Cleaner (21491) EN
421.1K viewsMay 27, 2021
YouTubeLIQUI MOLY
19:54
13 Engine Additives That Work (And 5 That’ll Kill Your Car)
902.4K views7 months ago
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11 Engine Additives That Actually Work And 5 That Can Kill Your En…
817 views2 months ago
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13:45
LIQUI MOLY Additives Explained - (Engine Flush, Injection Cleaner, …
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Engine Oil Additives to Improve Engine Life
50.2K viewsJul 11, 2021
YouTubeECS Tuning
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YouTubeAutomotiver Point
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12 Engine Additives That Work (And 5 That’ll Kill Your Car)
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YouTubeFour-Wheel Truth
6:26
Best Diesel Injector Cleaners 2026 - Top 4 Picks
39.6K viewsMay 29, 2022
YouTubeautoNmoto
1:08
Stiction Eliminator Engine Oil Additive
39.8K viewsJul 23, 2019
YouTubeHot Shot's Secret
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Top 10 Engine Additives That Actually Work (and 5 That Don’t)
791 views7 months ago
YouTubeThe Auto Brains
15:56
I Tried Engine Flush Additives Before an Oil Change — One Clea…
6.7K views2 months ago
YouTubeAuto Care Pro
20:18
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383.7K viewsApr 12, 2019
YouTubeEVERY DAY I RACE
10:35
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37.9K views6 months ago
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3 Additives That Will Make Your Car Last Twice as Long
4.4M viewsJul 31, 2022
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10:04
Do You Really Need to Carbon Clean Your Engine? Let's Find Out
1.1M viewsJul 19, 2021
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Top 5 Best Fuel Injector Cleaner Review in 2026
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3:41
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See more videos
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Shop best engine cleaner additive

Sponsored
About our ads
$7.99
Rislone High Mileage Engine Treatment Conditioner And Cleaner, 16.9 Oz, 4102
Advance Auto Parts
1K+
$7.99
Rislone High Mileage Engine Treatment Conditioner And Cleaner, 16.9 Oz, 4102
Advance Auto Parts
1K+
$13.99
Sea Foam High Mileage Motor Treatment Fuel And Oil Additive, For Gas Engines Over 75,000 Miles, 16 Oz, HM16
Advance Auto Parts
720
$13.99
Sea Foam High Mileage Motor Treatment Fuel And Oil Additive, For Gas Engines Over 75,000 Miles, 16 Oz, HM16
Advance Auto Parts
720
$9.58
Royal Purple Max-Clean 11722 Fuel System Cleaner Automotive Additive, 20 Oz
phapcosmetics.com
2K+
$9.58
Royal Purple Max-Clean 11722 Fuel System Cleaner Automotive Additive, 20 Oz
phapcosmetics.com
2K+
$57.96
Hot Shot's Secret Diesel Extreme 1 Gallon, Concentrated Fuel System Cleaner, Diesel Fuel Additive, Injector Cleaner - Increases MPG & Restores Engine
Amazon.com
5K+
Free shipping
$57.96
Hot Shot's Secret Diesel Extreme 1 Gallon, Concentrated Fuel System Cleaner, Diesel Fuel Additive, Injector Cleaner - Increases MPG & Restores Engine
Amazon.com
5K+
$33.99
3D Grand Blast Engine Degreaser - Heavy Duty Biodegradable Cleaner For Engines, Wheels, Exhausts & More - Fast-Acting, Non-Staining - Made In USA - 1
Amazon.com
658
$33.99
3D Grand Blast Engine Degreaser - Heavy Duty Biodegradable Cleaner For Engines, Wheels, Exhausts & More - Fast-Acting, Non-Staining - Made In USA - 1
Amazon.com
658
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
Lougay Shoes
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
Lougay Shoes
$4.10
Motormedic 14 Oz. Engine Treatment/Additive
Lougay Shoes
$4.10
Motormedic 14 Oz. Engine Treatment/Additive
Lougay Shoes
$10.99
Start Your Engines! Fuel System Revitalizer: Fixes Non-Running Engines, 2 Oz, 21214
Advance Auto Parts
863
$10.99
Start Your Engines! Fuel System Revitalizer: Fixes Non-Running Engines, 2 Oz, 21214
Advance Auto Parts
863
$21.99
LIQUI MOLY Pro-Line Engine Flush, 500 Ml, Dissolves Sludge, Lacquer, And Contaminants, 2037
Advance Auto Parts
27
$21.99
LIQUI MOLY Pro-Line Engine Flush, 500 Ml, Dissolves Sludge, Lacquer, And Contaminants, 2037
Advance Auto Parts
27
$25.41
Sea Foam Motor Treatment And Spray Combo SF SS Automotive Additives, 24 Oz
Walmart
138
Free shipping
$25.41
Sea Foam Motor Treatment And Spray Combo SF SS Automotive Additives, 24 Oz
Walmart
138
$16.79
Red Line Engine Break-In Additive, 16 Ounce Bottle
Pegasus Auto Racing Supplies
187
$16.79
Red Line Engine Break-In Additive, 16 Ounce Bottle
Pegasus Auto Racing Supplies
187
$12.49
Quicksilver Power Tune Engine Cleaner, Size 12 Oz | Overton's
Overton's
1
$12.49
Quicksilver Power Tune Engine Cleaner, Size 12 Oz | Overton's
Overton's
1
$38.89
$52.11
Slick 50 Engine Treatment Oil Additive Treatment 500Ml 61399500
www.unitylgd.com
25% off
$38.89
$52.11
Slick 50 Engine Treatment Oil Additive Treatment 500Ml 61399500
www.unitylgd.com
$16.49
Sea Foam Spray Upper Engine And Intake Cleaner Spray, 12 Oz., SS14
Advance Auto Parts
314
$16.49
Sea Foam Spray Upper Engine And Intake Cleaner Spray, 12 Oz., SS14
Advance Auto Parts
314
$7.00
Sea Foam 16 Oz. Engine Treatment/Additive
Mc Mu
$7.00
Sea Foam 16 Oz. Engine Treatment/Additive
Mc Mu
$10.55
Yamaha ACC-ENGCL-NR-00 - Yamalube External Engine Cleaner & Degreaser - 12 Oz. Spray Can
Yamaha Online Parts
$10.55
Yamaha ACC-ENGCL-NR-00 - Yamalube External Engine Cleaner & Degreaser - 12 Oz. Spray Can
Yamaha Online Parts
$4.10
Motormedic 14 Oz. Engine Treatment/Additive
Mc Mu
$4.10
Motormedic 14 Oz. Engine Treatment/Additive
Mc Mu
$129.00
X-1R Engine Treatment Concentrate 128 (Oz)
Walmart
Free shipping
$129.00
X-1R Engine Treatment Concentrate 128 (Oz)
Walmart
Free shipping