Shop best engine cleaner additive

Sponsored
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$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
2K+
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
2K+
$14.33
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
406
$14.33
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
406
$34.99
3D Grand Blast Engine Degreaser - Heavy Duty Biodegradable Cleaner For Engines, Wheels, Exhausts & More - Fast-Acting, Non-Staining - Made In USA - 1
Amazon.com
459
$34.99
3D Grand Blast Engine Degreaser - Heavy Duty Biodegradable Cleaner For Engines, Wheels, Exhausts & More - Fast-Acting, Non-Staining - Made In USA - 1
Amazon.com
459
$92.99
STA-BIL Fast Fix - Small Engine Treatment, Cleans Carburetors & Injectors, Fixes Rough Running Engines, Eliminates Water, Carb Cleaner & Fuel Injector
Amazon.com
4K+
Free shipping
$92.99
STA-BIL Fast Fix - Small Engine Treatment, Cleans Carburetors & Injectors, Fixes Rough Running Engines, Eliminates Water, Carb Cleaner & Fuel Injector
Amazon.com
4K+
$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
807
$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
807
$14.79
$18.99
Star Tron Enzyme Fuel Treatment - Small Engine Formula - 16 Oz Treats Up To 96 Gals, Gas Additive Rejuvenates & Stabilizes Old Gasoline, Cures &
Amazon.com
765
22% off
$14.79
$18.99
Star Tron Enzyme Fuel Treatment - Small Engine Formula - 16 Oz Treats Up To 96 Gals, Gas Additive Rejuvenates & Stabilizes Old Gasoline, Cures &
Amazon.com
765
$24.99
Marvel Mystery Oil 53436 Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
8
$24.99
Marvel Mystery Oil 53436 Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
8
$18.52
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
15% off
$18.52
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
$112.95
Zmax 55-128 - Heavy Duty Multi-Purpose Formula For Engine & Fuel Systems - Easy To Use - Reduces Carbon Build-Up - Lubricates Metal - Improves Gas &
Amazon.com
464
Free shipping
$112.95
Zmax 55-128 - Heavy Duty Multi-Purpose Formula For Engine & Fuel Systems - Easy To Use - Reduces Carbon Build-Up - Lubricates Metal - Improves Gas &
Amazon.com
464
$7.99
Rislone Engine Treatment Conditioner And Cleaner, 16.9 Oz, 4102
Advance Auto Parts
$7.99
Rislone Engine Treatment Conditioner And Cleaner, 16.9 Oz, 4102
Advance Auto Parts
$77.54
$114.99
Hot Shots Secret Original Stiction Eliminator 1 Gallon - Treats 64 Quarts Of Oil - Oil Additive For Gas & Diesel Engines, Reduces Wear, Eliminates
Amazon.com
15
Free shipping
32% off
$77.54
$114.99
Hot Shots Secret Original Stiction Eliminator 1 Gallon - Treats 64 Quarts Of Oil - Oil Additive For Gas & Diesel Engines, Reduces Wear, Eliminates
Amazon.com
15
$22.79
Motor Treatment And Sea Foam Spray Combo Pack Fuel Additive And Intake Cleaner Spray, SF-SS
Advance Auto Parts
$22.79
Motor Treatment And Sea Foam Spray Combo Pack Fuel Additive And Intake Cleaner Spray, SF-SS
Advance Auto Parts
$42.50
$50.11
CRC Salt Terminator Engine Flush, Cleaner, And Corrosion Inhibitor, 1 Gallon, Dissolves Salt And Leaves A Protective Coating
Amazon.com
1K+
Free shipping
15% off
$42.50
$50.11
CRC Salt Terminator Engine Flush, Cleaner, And Corrosion Inhibitor, 1 Gallon, Dissolves Salt And Leaves A Protective Coating
Amazon.com
1K+
$67.90
Lucas Oil Products LUC10873 Diesel Deep Clean Fuel Additive, 64 Fl. Oz, 1 Pack
Amazon.com
103
Free shipping
$67.90
Lucas Oil Products LUC10873 Diesel Deep Clean Fuel Additive, 64 Fl. Oz, 1 Pack
Amazon.com
103
$58.98
Mercury Quickleen Engine And Fuel System Cleaner 32 Oz. - 92-8M0058691
Parts Vu
$58.98
Mercury Quickleen Engine And Fuel System Cleaner 32 Oz. - 92-8M0058691
Parts Vu
$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
$9.51
Sta-Bil 4 Oz. Fast Fix Small Engine Treatment 22303
DkHardware.com
4K+
$9.51
Sta-Bil 4 Oz. Fast Fix Small Engine Treatment 22303
DkHardware.com
4K+
$10.30
Sea Foam Gasoline/2 And 4 Cycle Engine Lubricant Cleaner 12 Oz
MRO Supreme
339
$10.30
Sea Foam Gasoline/2 And 4 Cycle Engine Lubricant Cleaner 12 Oz
MRO Supreme
339
$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
$25.10
SEAFOAM Seafoam Motor Treatment And Spray Combo SFSSCA
DkHardware.com
141
$25.10
SEAFOAM Seafoam Motor Treatment And Spray Combo SFSSCA
DkHardware.com
141
$29.95
WASH&WHIPS Green Hell Engine Cleaner & Degreaser 1 Gallon
Redline360.com
$29.95
WASH&WHIPS Green Hell Engine Cleaner & Degreaser 1 Gallon
Redline360.com
$51.62
Quicksilver Quickleen Engine And Fuel System Cleaner 32OZ - 92-8M00586
Parts Vu
$51.62
Quicksilver Quickleen Engine And Fuel System Cleaner 32OZ - 92-8M00586
Parts Vu
$15.39
Lucas Oil 16 Oz. Engine Treatment LUCA10016
DkHardware.com
53
$15.39
Lucas Oil 16 Oz. Engine Treatment LUCA10016
DkHardware.com
53
$16.99
Mercury - Quickleen Engine And Fuel System Cleaner | Fuel Care System
Parts Vu
712
$16.99
Mercury - Quickleen Engine And Fuel System Cleaner | Fuel Care System
Parts Vu
712
$13.13
Sea Foam Spray Engine Cleaner & Lube 12 Oz. SS14
DkHardware.com
339
$13.13
Sea Foam Spray Engine Cleaner & Lube 12 Oz. SS14
DkHardware.com
339
$12.58
Sea Foam Motor Treatment 16 Oz. Clear SF16
DkHardware.com
5K+
$12.58
Sea Foam Motor Treatment 16 Oz. Clear SF16
DkHardware.com
5K+
$11.16
$13.39
20250 - Liqui-Moly Truck Series Complete Fuel System Cleaner - 500Ml / 16.9Oz: Eliminates Start Problems And Rough Engine Running - Treats Up To 30
ECS Tuning
16% off
$11.16
$13.39
20250 - Liqui-Moly Truck Series Complete Fuel System Cleaner - 500Ml / 16.9Oz: Eliminates Start Problems And Rough Engine Running - Treats Up To 30
ECS Tuning
$23.99
Hot Shot's Secret DIESEL EXTREME Injector Cleaner & Cetane Boost - .95L CANADIAN
D&J Precision Machine
$23.99
Hot Shot's Secret DIESEL EXTREME Injector Cleaner & Cetane Boost - .95L CANADIAN
D&J Precision Machine
$16.49
Seafoam Sea Foam Spray Engine Cleaner & Lube, 12 Oz. | By West Marine
WestMarine
$16.49
Seafoam Sea Foam Spray Engine Cleaner & Lube, 12 Oz. | By West Marine
WestMarine
$32.03
Sea Foam Motor Treatment And Spray Combo SF SS Automotive Additives, 24 Oz
Walmart
104
Free shipping
$32.03
Sea Foam Motor Treatment And Spray Combo SF SS Automotive Additives, 24 Oz
Walmart
104
$44.99
Car Engine Bay Cleaner And Restorer For Powerful Decontamination And Shine 300Ml
Inspire Uplift
$44.99
Car Engine Bay Cleaner And Restorer For Powerful Decontamination And Shine 300Ml
Inspire Uplift
$32.00
Seafoam Top Engine Spray Cleaner And Lube For Gasoline Engines - 12 Oz
eBay
13
Free shipping
$32.00
Seafoam Top Engine Spray Cleaner And Lube For Gasoline Engines - 12 Oz
eBay
13
$39.99
Hot Shot's Secret DIESEL EXTREME Injector Cleaner & Cetane Boost - 64 OZ
D&J Precision Machine
4K+
$39.99
Hot Shot's Secret DIESEL EXTREME Injector Cleaner & Cetane Boost - 64 OZ
D&J Precision Machine
4K+
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
247
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
247
$33.59
64 Oz. Fuel System Cleaner - Hot Shot's Secret Diesel Extreme Fuel System Additive | Hot Shot's Secret P040464Z
Summit Racing
1
$33.59
64 Oz. Fuel System Cleaner - Hot Shot's Secret Diesel Extreme Fuel System Additive | Hot Shot's Secret P040464Z
Summit Racing
1
$14.99
Quicksilver 858080Q03 Power Tune Internal Engine Cleaner For 2-Stroke, 4-Stroke And Fuel-Injected Gas Engines - 12 Oz. | By West Marine
WestMarine
1
$14.99
Quicksilver 858080Q03 Power Tune Internal Engine Cleaner For 2-Stroke, 4-Stroke And Fuel-Injected Gas Engines - 12 Oz. | By West Marine
WestMarine
1
Fuel Additives & Injector Cleaner - Explained
6:06
Fuel Additives & Injector Cleaner - Explained
2.2M viewsOct 5, 2014
YouTubeEngineering Explained
STP FUEL INJECTOR CLEANER DAMAGE TEST & REVIEW ON THE DOMINAR 400, HOW TO USE FUEL ADDITIVE
3:20
STP FUEL INJECTOR CLEANER DAMAGE TEST & REVIEW ON TH…
382.8K viewsMay 18, 2019
YouTubeThe Sportztourer
11 Engine Additives That Actually Work And 5 That Can Kill Your Engine
9:12
11 Engine Additives That Actually Work And 5 That Can Kill Your En…
821 views4 months ago
YouTubeMyCarKnowledge
How to Use Gumout Multi-System Tune-Up| Fuel System Cleaner For All Engines
0:40
How to Use Gumout Multi-System Tune-Up| Fuel System Cleaner Fo…
41.2K viewsMar 7, 2017
YouTubeThe Gumout Channel
LIQUI MOLY Diesel Engine System Cleaner (21491) EN
1:39
LIQUI MOLY Diesel Engine System Cleaner (21491) EN
424.1K viewsMay 27, 2021
YouTubeLIQUI MOLY
Fuel Additives That Actually WORK and Fix Your Engine
21:20
Fuel Additives That Actually WORK and Fix Your Engine
20.6K views7 months ago
YouTubeAll Car Talk
How it works! JLM Diesel Particulate Filter Cleaner 375ml - the ultimate DPF cleaner - fuel additive
5:45
How it works! JLM Diesel Particulate Filter Cleaner 375ml - the ultimate …
183.6K viewsOct 21, 2010
YouTubeJLM Lubricants | Liquid Tools
25:24
Stop Wasting Money! 13 Fuel Additives That Actually Work
2.9K views6 months ago
YouTubeCars Guide DIY
22:53
Carb Cleaners and Fuel Additives: What Works?
192.6K viewsJun 18, 2017
YouTubeTheMotorcycleMD
21:38
12 Engine Additives That Work (And 5 That’ll KILL Your Engine)
37.2K views8 months ago
YouTubeCar Guide
1:40
How to add fuel injector cleaner to a car with a capless fuel tank - VOTD
79.7K viewsNov 10, 2014
YouTubeRobert DIY
9:16
LIQUI MOLY Gasoline Fuel System Additives Explained (Pro-Line, Jec…
206.1K viewsMar 22, 2022
YouTubeFCP Euro
8:40
13 Engine Additives That Work (And 5 That’ll Kill Your Car)
629 views8 months ago
YouTubeCare Master Tips
9:33
Every 1,000 Miles Apply This Engine Care And Never Go To The Mecha…
363 views2 months ago
YouTubeAuto Care Clues
3:45
Spray 9 is the best engine cleaner!!! 👏 | Bad Chad
70.8K viewsDec 7, 2024
FacebookBad Chad
14:01
13 Engine Additives That REALLY Work And 5 That Are DEADLY
530 views6 months ago
YouTubeDrive Wise Garage
12:12
7 Fuel Additives Mechanics Don’t Want You to Know
33.6K views8 months ago
YouTubeTorque Tactics
13:47
18 Engine Additives That Actually Work (Plus 7 That'll DESTROY Yo…
1.4K views8 months ago
YouTubeYour Motor Care
23:15
13 Fuel Additives Mechanics Don’t Want You to Know
597.9K views8 months ago
YouTubeCar Care Clues
6:33
Top 5 Best Carburetor Cleaner Fuel Additive in 2025 | Best Duel Syste…
5.4K viewsJun 24, 2024
YouTubeKeil's Garage
7:14
Fuel Injector Cleaner | Fuel Additives useful ? Fact & figures | …
162.9K viewsJun 11, 2019
YouTubeAsk CarGuru
8:01
5 Fuel Additives That Actually Work in 2025 (Mechanic Tested, No BS …
353 views4 months ago
YouTubeCar Clever
5:11
The Truth About Using Fuel Additives in Your Car
430.4K viewsFeb 7, 2019
YouTubeScotty Kilmer
5:04
Best Diesel Fuel Additive in 2025 | Best Fuel Injector Cleaner Diesel
1.4K views6 months ago
YouTubeKeil's Garage
5:25
How To Remove Intake Carbon Build Up Using Fuel Injector Cleaner
22.5K viewsFeb 10, 2019
YouTubeBadAssEngineering
10:35
10 Fuel Additives That Are GOOD for Your Engine (Mechanics Don’t …
39K views7 months ago
YouTubeCar Care Pro
5:50
Techron Complete Fuel System Cleaner Test - Does it really work…
39.4K viewsJan 12, 2020
YouTubeAre U Trying it Out
21:27
13 Additives Mechanics Don't Want You to Use
16.5K views6 months ago
YouTubeCar Care Clues
1:08
Stacey David explains the importance of diesel fuel additives
166.8K viewsSep 11, 2018
YouTubeHot Shot's Secret
12:57
The SHOCKING Truth About Engine Additives That Actually Work
454 views7 months ago
YouTubeGarage Savvy
See more videos
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Shop best engine cleaner additive

Sponsored
About our ads
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
2K+
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
2K+
$14.33
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
406
$14.33
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
406
$34.99
3D Grand Blast Engine Degreaser - Heavy Duty Biodegradable Cleaner For Engines, Wheels, Exhausts & More - Fast-Acting, Non-Staining - Made In USA - 1
Amazon.com
459
$34.99
3D Grand Blast Engine Degreaser - Heavy Duty Biodegradable Cleaner For Engines, Wheels, Exhausts & More - Fast-Acting, Non-Staining - Made In USA - 1
Amazon.com
459
$92.99
STA-BIL Fast Fix - Small Engine Treatment, Cleans Carburetors & Injectors, Fixes Rough Running Engines, Eliminates Water, Carb Cleaner & Fuel Injector
Amazon.com
4K+
Free shipping
$92.99
STA-BIL Fast Fix - Small Engine Treatment, Cleans Carburetors & Injectors, Fixes Rough Running Engines, Eliminates Water, Carb Cleaner & Fuel Injector
Amazon.com
4K+
$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
807
$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
807
$14.79
$18.99
Star Tron Enzyme Fuel Treatment - Small Engine Formula - 16 Oz Treats Up To 96 Gals, Gas Additive Rejuvenates & Stabilizes Old Gasoline, Cures &
Amazon.com
765
22% off
$14.79
$18.99
Star Tron Enzyme Fuel Treatment - Small Engine Formula - 16 Oz Treats Up To 96 Gals, Gas Additive Rejuvenates & Stabilizes Old Gasoline, Cures &
Amazon.com
765
$24.99
Marvel Mystery Oil 53436 Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
8
$24.99
Marvel Mystery Oil 53436 Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
8
$18.52
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
15% off
$18.52
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
$112.95
Zmax 55-128 - Heavy Duty Multi-Purpose Formula For Engine & Fuel Systems - Easy To Use - Reduces Carbon Build-Up - Lubricates Metal - Improves Gas &
Amazon.com
464
Free shipping
$112.95
Zmax 55-128 - Heavy Duty Multi-Purpose Formula For Engine & Fuel Systems - Easy To Use - Reduces Carbon Build-Up - Lubricates Metal - Improves Gas &
Amazon.com
464
$7.99
Rislone Engine Treatment Conditioner And Cleaner, 16.9 Oz, 4102
Advance Auto Parts
$7.99
Rislone Engine Treatment Conditioner And Cleaner, 16.9 Oz, 4102
Advance Auto Parts
$77.54
$114.99
Hot Shots Secret Original Stiction Eliminator 1 Gallon - Treats 64 Quarts Of Oil - Oil Additive For Gas & Diesel Engines, Reduces Wear, Eliminates
Amazon.com
15
Free shipping
32% off
$77.54
$114.99
Hot Shots Secret Original Stiction Eliminator 1 Gallon - Treats 64 Quarts Of Oil - Oil Additive For Gas & Diesel Engines, Reduces Wear, Eliminates
Amazon.com
15
$22.79
Motor Treatment And Sea Foam Spray Combo Pack Fuel Additive And Intake Cleaner Spray, SF-SS
Advance Auto Parts
$22.79
Motor Treatment And Sea Foam Spray Combo Pack Fuel Additive And Intake Cleaner Spray, SF-SS
Advance Auto Parts
$42.50
$50.11
CRC Salt Terminator Engine Flush, Cleaner, And Corrosion Inhibitor, 1 Gallon, Dissolves Salt And Leaves A Protective Coating
Amazon.com
1K+
Free shipping
15% off
$42.50
$50.11
CRC Salt Terminator Engine Flush, Cleaner, And Corrosion Inhibitor, 1 Gallon, Dissolves Salt And Leaves A Protective Coating
Amazon.com
1K+
$67.90
Lucas Oil Products LUC10873 Diesel Deep Clean Fuel Additive, 64 Fl. Oz, 1 Pack
Amazon.com
103
Free shipping
$67.90
Lucas Oil Products LUC10873 Diesel Deep Clean Fuel Additive, 64 Fl. Oz, 1 Pack
Amazon.com
103
$58.98
Mercury Quickleen Engine And Fuel System Cleaner 32 Oz. - 92-8M0058691
Parts Vu
$58.98
Mercury Quickleen Engine And Fuel System Cleaner 32 Oz. - 92-8M0058691
Parts Vu
$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
$9.51
Sta-Bil 4 Oz. Fast Fix Small Engine Treatment 22303
DkHardware.com
4K+
$9.51
Sta-Bil 4 Oz. Fast Fix Small Engine Treatment 22303
DkHardware.com
4K+
$10.30
Sea Foam Gasoline/2 And 4 Cycle Engine Lubricant Cleaner 12 Oz
MRO Supreme
339
$10.30
Sea Foam Gasoline/2 And 4 Cycle Engine Lubricant Cleaner 12 Oz
MRO Supreme
339