Shop best engine cleaner additive

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$37.95
Sea Foam SF-16 Motor Treatment 4-PACK 16 Oz. Cans
Amazon.com
2
Free shipping
$37.95
Sea Foam SF-16 Motor Treatment 4-PACK 16 Oz. Cans
Amazon.com
2
$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
465
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
465
$57.54
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
$57.54
Hot Shot's Secret Diesel Extreme 1 Gallon, Concentrated Fuel System Cleaner, Diesel Fuel Additive, Injector Cleaner - Increases MPG & Restores Engine
Amazon.com
5K+
$12.36
Made In Usa 20 Oz Aerosol Can Automotive Engine Cleaner/Degreaser 20 Oz Aerosol Can Bd1058-1 - 64711658
Penn Tool Co
$12.36
Made In Usa 20 Oz Aerosol Can Automotive Engine Cleaner/Degreaser 20 Oz Aerosol Can Bd1058-1 - 64711658
Penn Tool Co
$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
767
$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
767
$6.81
STP Oil Additive: Oil Treatment, 15 Fl Oz Container Size Model: 66079-0(8262)
Grainger
870
$6.81
STP Oil Additive: Oil Treatment, 15 Fl Oz Container Size Model: 66079-0(8262)
Grainger
870
$741.89
Castrol Techniclean Sc 320 (Formally Detergen System Cleaner 320) Oil System Cleaning Additive 35 Lb Pail
Santie Wholesale Oil Company
$741.89
Castrol Techniclean Sc 320 (Formally Detergen System Cleaner 320) Oil System Cleaning Additive 35 Lb Pail
Santie Wholesale Oil Company
$16.49
Sea Foam Spray Upper Engine And Intake Cleaner Spray, 12 Oz., SS14
Advance Auto Parts
$16.49
Sea Foam Spray Upper Engine And Intake Cleaner Spray, 12 Oz., SS14
Advance Auto Parts
$39.40
Marvel Mystery Oil Oil Additive: Motor Treatment, 1 Gal Container Size Model: MM14R
Grainger
590
$39.40
Marvel Mystery Oil Oil Additive: Motor Treatment, 1 Gal Container Size Model: MM14R
Grainger
590
$8.70
Motor Medic Oil Treatment 15 Oz Bottle Light Yellow M1815
DkHardware.com
2
$8.70
Motor Medic Oil Treatment 15 Oz Bottle Light Yellow M1815
DkHardware.com
2
$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
$8.07
Gunk Engine Cleaner 17 Oz Liquid Aromatic Milky White FEB1CA
DkHardware.com
72
$8.07
Gunk Engine Cleaner 17 Oz Liquid Aromatic Milky White FEB1CA
DkHardware.com
72
$7.19
Liqui Moly Jectron Fuel Injection Cleaner (300Ml Can) - Lm2007
GenRacer
$7.19
Liqui Moly Jectron Fuel Injection Cleaner (300Ml Can) - Lm2007
GenRacer
$8.99
Seafoam SF-16: Seafoam Motor Treatment
Summit Racing
30
$8.99
Seafoam SF-16: Seafoam Motor Treatment
Summit Racing
30
$10.97
Gunk 32 Oz Spray Bottle Automotive Engine Cleaner/Degreaser Proprietary Formula, Nonflammable Ebt32 - 35716786
Penn Tool Co
20
$10.97
Gunk 32 Oz Spray Bottle Automotive Engine Cleaner/Degreaser Proprietary Formula, Nonflammable Ebt32 - 35716786
Penn Tool Co
20
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$38.98
$50.67
Sea Foam 1 Gal Motor Treatment
www.cheekyhost.com
23% off
$38.98
$50.67
Sea Foam 1 Gal Motor Treatment
www.cheekyhost.com
$10.21
Cleaner Degreaser | Engine & Chassis | WAB | 1 Quart
TruckSpring
$10.21
Cleaner Degreaser | Engine & Chassis | WAB | 1 Quart
TruckSpring
$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
$42.16
$44.38
BMW E90 328I N52 3.0L - Liqui-Moly Proline Engine Flush And Cera Tec Oil Treatment - Oil Change Additive Package: Not To Be Used With Liqui Moly ...
Turner Motorsport
$42.16
$44.38
BMW E90 328I N52 3.0L - Liqui-Moly Proline Engine Flush And Cera Tec Oil Treatment - Oil Change Additive Package: Not To Be Used With Liqui Moly ...
Turner Motorsport
$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
$11.88
Sea Foam High Mileage Motor Treatment
Walmart
2
$11.88
Sea Foam High Mileage Motor Treatment
Walmart
2
$12.99
Lucas Oil Complete Engine Treatment 16Oz
Tackle Warehouse Bing Product Feeds
69
$12.99
Lucas Oil Complete Engine Treatment 16Oz
Tackle Warehouse Bing Product Feeds
69
$22.99
Liqui-Moly Oil Change Additive Package - Proline Engine Flush And Mos2 Anti Friction Oil Treatment: This Two-Step Kit Features A Flushing Additive ...
Turner Motorsport
$22.99
Liqui-Moly Oil Change Additive Package - Proline Engine Flush And Mos2 Anti Friction Oil Treatment: This Two-Step Kit Features A Flushing Additive ...
Turner Motorsport
$18.97
Carb Cleaner Fuel Additive | Bottle 1
Driven Racing Oil LLC
9
$18.97
Carb Cleaner Fuel Additive | Bottle 1
Driven Racing Oil LLC
9
$7.84
Mechanic In A Bottle Fuel System Fix All Fuel Additive, 8 Oz Bottle
Walmart
199
$7.84
Mechanic In A Bottle Fuel System Fix All Fuel Additive, 8 Oz Bottle
Walmart
199
$10.30
Sea Foam Gasoline/2 And 4 Cycle Engine Lubricant Cleaner 12 Oz
MRO Supreme
328
$10.30
Sea Foam Gasoline/2 And 4 Cycle Engine Lubricant Cleaner 12 Oz
MRO Supreme
328
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
248
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
248
$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
$8.99
BMW E90 335D M57 3.0L - Liqui-Moly 300Ml Liqui-Moly Mos2 Anti Friction Engine Treatment: Use This Anti-Friction Additive With Every Oil Change! It ...
Turner Motorsport
$8.99
BMW E90 335D M57 3.0L - Liqui-Moly 300Ml Liqui-Moly Mos2 Anti Friction Engine Treatment: Use This Anti-Friction Additive With Every Oil Change! It ...
Turner Motorsport
$8.29
BLUMENTHAL BRANDS INTEGRATED 15-Oz. Engine Brite Engine Degreaser Aerosol EB1
DkHardware.com
$8.29
BLUMENTHAL BRANDS INTEGRATED 15-Oz. Engine Brite Engine Degreaser Aerosol EB1
DkHardware.com
$16.79
Red Line Oil Engine Break-In Additive 16Oz.
JEGS High Performance
187
$16.79
Red Line Oil Engine Break-In Additive 16Oz.
JEGS High Performance
187
$13.99
Liqui Moly Pro-Line Engine Flush (500Ml Can) - Liqui Moly Lm2037
GenRacer
$13.99
Liqui Moly Pro-Line Engine Flush (500Ml Can) - Liqui Moly Lm2037
GenRacer
$11.61
Seafoam Motor Treatment 16 Oz
Defender Marine
5K+
$11.61
Seafoam Motor Treatment 16 Oz
Defender Marine
5K+
$7.97
Restore 4-Cylinder Formula Engine Restorer And Lubricant - 9 Fl Oz
Walmart
127
$7.97
Restore 4-Cylinder Formula Engine Restorer And Lubricant - 9 Fl Oz
Walmart
127
$59.99
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
D&J Precision Machine
3K+
$59.99
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
D&J Precision Machine
3K+
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
Engine Cleaner: Top 5 Best Engine Cleaners [2022]
5:03
Engine Cleaner: Top 5 Best Engine Cleaners [2022]
47.6K 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
LIQUI MOLY Diesel Engine System Cleaner (21491) EN
1:39
LIQUI MOLY Diesel Engine System Cleaner (21491) EN
422.7K viewsMay 27, 2021
YouTubeLIQUI MOLY
13 Engine Additives That Work (And 5 That’ll Kill Your Car)
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13 Engine Additives That Work (And 5 That’ll Kill Your Car)
903.5K views7 months ago
YouTubeCar Care Clues
LIQUI MOLY Additives Explained - (Engine Flush, Injection Cleaner, Cera Tec, Valve Clean, and More!)
13:45
LIQUI MOLY Additives Explained - (Engine Flush, Injection Cleaner, …
1.1M viewsNov 26, 2019
YouTubeFCP Euro
7:37
Engine Oil Additives to Improve Engine Life
50.2K viewsJul 11, 2021
YouTubeECS Tuning
2:16
Engine Additives Buying Guide | Halfords UK
6.3K viewsJan 2, 2020
YouTubeHalfords
7:23
Best Engine Oil Additives | Top 5 Engine Oil Additive Review
11.2K viewsSep 13, 2023
YouTubeAutomotiver Point
6:26
Best Diesel Injector Cleaners 2025 - Top 4 Picks
39.2K viewsMay 29, 2022
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5:53
Best Oil Additives In 2023 | Top 5 Oil Additives For Your Car
83.6K viewsFeb 27, 2023
YouTubeAutomotiver Point
1:08
Stiction Eliminator Engine Oil Additive
39.9K viewsJul 23, 2019
YouTubeHot Shot's Secret
12:13
Top 10 Engine Additives That Actually Work (and 5 That Don’t)
791 views8 months ago
YouTubeThe Auto Brains
15:56
I Tried Engine Flush Additives Before an Oil Change — One Clea…
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YouTubeAuto Care Pro
7:00
Get More Miles: Best Diesel Additives for 2024
45.1K viewsFeb 7, 2023
YouTubedriveloop
20:18
Best Carbon Buildup Cleaner for Engines, CRC GDI vs SeaFoam vs …
383.7K viewsApr 12, 2019
YouTubeEVERY DAY I RACE
10:35
10 Fuel Additives That Are GOOD for Your Engine (Mechanics Don’t …
38K views6 months ago
YouTubeCar Care Pro
0:21
Diesel Extreme: The Ultimate Injector Cleaner & Cetane Booster
8.9K viewsNov 11, 2022
YouTubeHot Shot's Secret
13:10
LA's AWESOME Engine Degreaser. BEST Cleaner for $1!
329K viewsFeb 13, 2017
YouTubeBEERS 'n GEARS (Dylan6793)
22:53
Carb Cleaners and Fuel Additives: What Works?
192.3K viewsJun 18, 2017
YouTubeTheMotorcycleMD
21:16
3 Additives That Will Make Your Car Last Twice as Long
4.5M viewsJul 31, 2022
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10:04
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1.1M viewsJul 19, 2021
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2:53
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149K viewsDec 10, 2021
YouTubeBestLine Racing
5:10
Top 5 Best Fuel Injector Cleaner Review in 2026
185.9K viewsDec 17, 2020
YouTubeAutos Square
3:41
Best Carburetor Cleaner Fuel Additive
4.1K viewsJul 15, 2022
YouTubeZsrnb
14:06
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2.7M viewsNov 4, 2019
YouTubeProject Farm
6:29
9 Best Carburetor Cleaner For Small Engines
6K viewsOct 4, 2022
YouTubeAuto V Fix
26:11
Wynn's diesel injector cleaner TEST/PROOF, before/after fuel tre…
278.8K viewsAug 2, 2021
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12:11
You MUST ALWAYS Carbon Clean Your Engine
393.4K viewsOct 5, 2020
YouTubeRatchets And Wrenches
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Shop best engine cleaner additive

Sponsored
About our ads
$37.95
Sea Foam SF-16 Motor Treatment 4-PACK 16 Oz. Cans
Amazon.com
2
Free shipping
$37.95
Sea Foam SF-16 Motor Treatment 4-PACK 16 Oz. Cans
Amazon.com
2
$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
465
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
465
$57.54
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
$57.54
Hot Shot's Secret Diesel Extreme 1 Gallon, Concentrated Fuel System Cleaner, Diesel Fuel Additive, Injector Cleaner - Increases MPG & Restores Engine
Amazon.com
5K+
$12.36
Made In Usa 20 Oz Aerosol Can Automotive Engine Cleaner/Degreaser 20 Oz Aerosol Can Bd1058-1 - 64711658
Penn Tool Co
$12.36
Made In Usa 20 Oz Aerosol Can Automotive Engine Cleaner/Degreaser 20 Oz Aerosol Can Bd1058-1 - 64711658
Penn Tool Co
$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
767
$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
767
$6.81
STP Oil Additive: Oil Treatment, 15 Fl Oz Container Size Model: 66079-0(8262)
Grainger
870
$6.81
STP Oil Additive: Oil Treatment, 15 Fl Oz Container Size Model: 66079-0(8262)
Grainger
870
$741.89
Castrol Techniclean Sc 320 (Formally Detergen System Cleaner 320) Oil System Cleaning Additive 35 Lb Pail
Santie Wholesale Oil Company
$741.89
Castrol Techniclean Sc 320 (Formally Detergen System Cleaner 320) Oil System Cleaning Additive 35 Lb Pail
Santie Wholesale Oil Company
$16.49
Sea Foam Spray Upper Engine And Intake Cleaner Spray, 12 Oz., SS14
Advance Auto Parts
$16.49
Sea Foam Spray Upper Engine And Intake Cleaner Spray, 12 Oz., SS14
Advance Auto Parts
$39.40
Marvel Mystery Oil Oil Additive: Motor Treatment, 1 Gal Container Size Model: MM14R
Grainger
590
$39.40
Marvel Mystery Oil Oil Additive: Motor Treatment, 1 Gal Container Size Model: MM14R
Grainger
590
$8.70
Motor Medic Oil Treatment 15 Oz Bottle Light Yellow M1815
DkHardware.com
2
$8.70
Motor Medic Oil Treatment 15 Oz Bottle Light Yellow M1815
DkHardware.com
2
$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
$8.07
Gunk Engine Cleaner 17 Oz Liquid Aromatic Milky White FEB1CA
DkHardware.com
72
$8.07
Gunk Engine Cleaner 17 Oz Liquid Aromatic Milky White FEB1CA
DkHardware.com
72
$7.19
Liqui Moly Jectron Fuel Injection Cleaner (300Ml Can) - Lm2007
GenRacer
$7.19
Liqui Moly Jectron Fuel Injection Cleaner (300Ml Can) - Lm2007
GenRacer
$8.99
Seafoam SF-16: Seafoam Motor Treatment
Summit Racing
30
$8.99
Seafoam SF-16: Seafoam Motor Treatment
Summit Racing
30
$10.97
Gunk 32 Oz Spray Bottle Automotive Engine Cleaner/Degreaser Proprietary Formula, Nonflammable Ebt32 - 35716786
Penn Tool Co
20
$10.97
Gunk 32 Oz Spray Bottle Automotive Engine Cleaner/Degreaser Proprietary Formula, Nonflammable Ebt32 - 35716786
Penn Tool Co
20
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$38.98
$50.67
Sea Foam 1 Gal Motor Treatment
www.cheekyhost.com
23% off
$38.98
$50.67
Sea Foam 1 Gal Motor Treatment
www.cheekyhost.com
$10.21
Cleaner Degreaser | Engine & Chassis | WAB | 1 Quart
TruckSpring
$10.21
Cleaner Degreaser | Engine & Chassis | WAB | 1 Quart
TruckSpring