Shop Additive Auto

Sponsored
About our ads
$107.73
Marvel Mystery Oil Original Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
93
Free shipping
$107.73
Marvel Mystery Oil Original Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
93
$138.00
$157.00
Power Service 01050-02 +Cetane Boost Diesel Fuel Supplement - 2.5 Gallon
Amazon.com
21
Free shipping
12% off
$138.00
$157.00
Power Service 01050-02 +Cetane Boost Diesel Fuel Supplement - 2.5 Gallon
Amazon.com
21
$118.69
Tribotex Nano Oil Additive Car Engine Treatment: Add To Engine Lube - Makes High Mileage Cars Like New With A Synthetic Material (Treats One Regular
Amazon.com
1K+
Free shipping
$118.69
Tribotex Nano Oil Additive Car Engine Treatment: Add To Engine Lube - Makes High Mileage Cars Like New With A Synthetic Material (Treats One Regular
Amazon.com
1K+
$16.00
Acdelco GM Original Equipment 10-4003 Limited Slip Axle Lubricant Additive - 4 Oz
Amazon.com
687
$16.00
Acdelco GM Original Equipment 10-4003 Limited Slip Axle Lubricant Additive - 4 Oz
Amazon.com
687
$10.09
Power Service Diesel Fuel Supplement +Cetane Boost Fuel Additive 26-Ounce | 01026-12
FleetPride
148
$10.09
Power Service Diesel Fuel Supplement +Cetane Boost Fuel Additive 26-Ounce | 01026-12
FleetPride
148
$13.64
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
631
$13.64
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
631
$13.15
Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive - 12 Oz.
Amazon.com
1K+
$13.15
Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive - 12 Oz.
Amazon.com
1K+
$24.99
Marvel Mystery Oil 53436 Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
28
$24.99
Marvel Mystery Oil 53436 Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
28
$12.39
Power Service Diesel 9-1-1 Fuel Additive 26-Ounce | Diesel 911 26 Oz | 08026-12
FleetPride
76
$12.39
Power Service Diesel 9-1-1 Fuel Additive 26-Ounce | Diesel 911 26 Oz | 08026-12
FleetPride
76
$19.98
Royal Purple-ROY01512 ROYAL PURPLE SYNCHROMAX QT. TRANSFLUID, 1 Quart (32 Ounces)
Amazon.com
1K+
$19.98
Royal Purple-ROY01512 ROYAL PURPLE SYNCHROMAX QT. TRANSFLUID, 1 Quart (32 Ounces)
Amazon.com
1K+
$15.99
LIQUI MOLY Motor Oil Saver | 300 Ml | Oil Additive | SKU: 2020
Amazon.com
1K+
$15.99
LIQUI MOLY Motor Oil Saver | 300 Ml | Oil Additive | SKU: 2020
Amazon.com
1K+
$22.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
$22.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
$14.29
STP Ceramic Oil Treatment Engine Oil Additive, 15 Fl Oz, Cutting-Edge Ceramic Technology Provides Long-Lasting Lubrication And Protection Against
Amazon.com
181
$14.29
STP Ceramic Oil Treatment Engine Oil Additive, 15 Fl Oz, Cutting-Edge Ceramic Technology Provides Long-Lasting Lubrication And Protection Against
Amazon.com
181
$24.99
STA-BIL 360 Marine Ethanol Treatment & Fuel Stabilizer - Prevents Rust And Corrosion, Helps Clean Fuel System For Improved In-Season Performance,
Amazon.com
6K+
$24.99
STA-BIL 360 Marine Ethanol Treatment & Fuel Stabilizer - Prevents Rust And Corrosion, Helps Clean Fuel System For Improved In-Season Performance,
Amazon.com
6K+
$85.20
Lucas Oil 10977 High Mileage Fuel Treatment - 5.25 Ounce (Pack Of 12)
Amazon.com
5
Free shipping
$85.20
Lucas Oil 10977 High Mileage Fuel Treatment - 5.25 Ounce (Pack Of 12)
Amazon.com
5
$49.95
Liquimoly 3721 Engine Oil Additive
Amazon.com
836
Free shipping
$49.95
Liquimoly 3721 Engine Oil Additive
Amazon.com
836
$21.99
ATP Automotive AT-205: ATP Re-Seal Additive
Summit Racing
130
$21.99
ATP Automotive AT-205: ATP Re-Seal Additive
Summit Racing
130
$18.91
Complete Engine Treatment, Cleans & Lubricates, 16-Oz.
Amazon.com
279
Free shipping
$18.91
Complete Engine Treatment, Cleans & Lubricates, 16-Oz.
Amazon.com
279
$55.99
Marvel Mystery Oil 013R Gas And Oil Additive, 1 Qt, Plastic Bottle
IndustrialSafety.com
2K+
$55.99
Marvel Mystery Oil 013R Gas And Oil Additive, 1 Qt, Plastic Bottle
IndustrialSafety.com
2K+
$7.52
Marvel Mystery Oil Oil Additive: Motor Treatment, 16 Fl Oz Container Size Model: MM12R
Grainger
2K+
$7.52
Marvel Mystery Oil Oil Additive: Motor Treatment, 16 Fl Oz Container Size Model: MM12R
Grainger
2K+
$10.64
Marvel Mystery Oil Oil Additive: Motor Treatment, 32 Fl Oz Container Size Model: MM13R
Grainger
2K+
$10.64
Marvel Mystery Oil Oil Additive: Motor Treatment, 32 Fl Oz Container Size Model: MM13R
Grainger
2K+
$38.45
Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
Amazon.com
2K+
Free shipping
$38.45
Motorkote MK-HL32-06 Heavy Duty Hyper Lubricant Engine Treatment, 32-Ounce, Single, Black
Amazon.com
2K+
$47.45
Heavy Duty Oil Stabilizer Automotive Additive Engine Efficiency Fuel Treatment
eBay
Free shipping
$47.45
Heavy Duty Oil Stabilizer Automotive Additive Engine Efficiency Fuel Treatment
eBay
Free shipping
$11.15
$16.99
Lubegard 60902 Automatic Transmission Fluid Protectant, 10 Oz
Amazon.com
1K+
34% off
$11.15
$16.99
Lubegard 60902 Automatic Transmission Fluid Protectant, 10 Oz
Amazon.com
1K+
$25.59
Stanadyne - Fuel Additive Performance Formula 16 Oz.
eBay
Free shipping
$25.59
Stanadyne - Fuel Additive Performance Formula 16 Oz.
eBay
Free shipping
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
May Custom Jersey
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
May Custom Jersey
$65.95
REV-X Stiction Fix Oil Treatment - 4 Fl. Oz. (2 Pack)
Amazon.com
2K+
Free shipping
$65.95
REV-X Stiction Fix Oil Treatment - 4 Fl. Oz. (2 Pack)
Amazon.com
2K+
$7.15
MARVEL MYSTERY OIL MYSTERY OIL Oil Additive, Motor Treatment, 16 Oz, Bio-Diesel Engines/Diesel Engines/Gasoline Engines, MM12R
Zoro.com
1
$7.15
MARVEL MYSTERY OIL MYSTERY OIL Oil Additive, Motor Treatment, 16 Oz, Bio-Diesel Engines/Diesel Engines/Gasoline Engines, MM12R
Zoro.com
1
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
Mc Mu
$8.50
Lucas Oil 1 Qt. Engine Treatment/Additive
Mc Mu
$37.99
Oil Stabilizer Synthetic Additive 1 Quart For Car Engine Transmission Protection
eBay
Free shipping
$37.99
Oil Stabilizer Synthetic Additive 1 Quart For Car Engine Transmission Protection
eBay
Free shipping
$65.99
Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 1 Gallion, SF-128
Advance Auto Parts
105
$65.99
Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 1 Gallion, SF-128
Advance Auto Parts
105
$12.99
$13.99
JEGS Racing Super Coolant Additive [16 Oz.]
JEGS High Performance
$12.99
$13.99
JEGS Racing Super Coolant Additive [16 Oz.]
JEGS High Performance
$50.00
Bg 44K Platinum Epr_44K_115 Engine Performance Restoration Automotive Additive, 11 Fl Oz
Walmart
43
Free shipping
$50.00
Bg 44K Platinum Epr_44K_115 Engine Performance Restoration Automotive Additive, 11 Fl Oz
Walmart
43
$61.30
Hot Shot's Secret - HSSEDT01G Everyday Diesel Treatment - EDT 1 Gallon - Treats Up To 3,200 Gallons
Amazon.com
5K+
Free shipping
$61.30
Hot Shot's Secret - HSSEDT01G Everyday Diesel Treatment - EDT 1 Gallon - Treats Up To 3,200 Gallons
Amazon.com
5K+
$15.98
Hot Shots Secret Gasoline Extreme 12 Oz - Treats 20 Gallons - Concentrated Fuel Additive For Gasoline Engines, Fuel System And Injector Cleaner,
Amazon.com
858
$15.98
Hot Shots Secret Gasoline Extreme 12 Oz - Treats 20 Gallons - Concentrated Fuel Additive For Gasoline Engines, Fuel System And Injector Cleaner,
Amazon.com
858
$8.92
$10.49
Stp Synthetic Oil Treatment Engine Oil Additive, 15 Fl Oz
Walmart
1
14% off
$8.92
$10.49
Stp Synthetic Oil Treatment Engine Oil Additive, 15 Fl Oz
Walmart
1
8 Great Additives to Reduce Automatic Transmission Slipping - AdditiveHelp.com
8 Great Additives to Reduce Automatic Transmission Slipping …
May 11, 2021
additivehelp.com
10 Best Transmission Additives of 2025-2026 Reviews - Auto Mechanic Knows
10 Best Transmission Additives of 2025-2026 Reviews - Auto Mechan…
Aug 9, 2018
automechanicknows.com
How the Right Additives Can Make Your Vehicle Run Better
How the Right Additives Can Make Your Vehicle Run Better
Jan 3, 2024
autoguide.com
Accurate Automotive on Instagram: "BG fuel injection cleaner additive  #fyp #auto #gas #fuel #mechanic"
1:46
Accurate Automotive on Instagram: "BG fuel injection cleaner additiv…
77.9K views3 months ago
Instagramaccurateautoco
The Truth About Lucas Fuel Additive
5:24
The Truth About Lucas Fuel Additive
1.4M viewsAug 16, 2019
YouTubeScotty Kilmer
Car Painting HOW TO: Blend Basecoat and Clearcoat
12:33
Car Painting HOW TO: Blend Basecoat and Clearcoat
294.7K viewsAug 6, 2019
YouTubePaint Society
Never Use Seafoam Fuel Additive in Your Car
10:18
Never Use Seafoam Fuel Additive in Your Car
352.4K viewsJul 17, 2020
YouTubeScotty Kilmer
5:14
The Truth About Stabil Fuel Additive for Your Car
289.7K viewsDec 9, 2018
YouTubeScotty Kilmer
5:20
The Truth About Marvel Mystery Oil for Your Car
1.3M viewsOct 21, 2018
YouTubeScotty Kilmer
7:31
Lucas oil stabilizer vs Engine knock!
154.6K viewsApr 6, 2020
YouTubeNATES INTERACTIVE AUTO
2:45
How to Check & Add Fluid to Your Automatic Transmission
47.9K viewsMay 21, 2015
YouTubeehowauto
4:18
The BEST ADDITIVES for Your Diesel Engine!
104.1K viewsJul 18, 2021
YouTubeECS Tuning
7:51
best cleaning additive for valves
23.5K viewsOct 10, 2018
YouTubeNATES INTERACTIVE AUTO
3:46
How to use Seafoam Auto Marine Fleet Treatment (Review Improve …
559K viewsJun 1, 2015
YouTubeHelping Hermit
10:54
Does Lucas Transmission Fix Work? Let's find out!
4.4M viewsJan 20, 2020
YouTubeProject Farm
6:41
Rislone Engine Treatment - Product Review (Andy’s Garage: Episode …
147.8K viewsAug 24, 2020
YouTubePhillips Vision
10:17
Is Mobil 1 better than Schaeffer's Full Synthetic 5W-30 Motor Oil? L…
2.4M viewsApr 22, 2019
YouTubeProject Farm
8:39
Adblue (urea) diesel fuel additive explained | AutoExpert John Cado…
352.4K viewsOct 27, 2017
YouTubeAuto Expert John Cadogan
11:59
Best Oil Additive In 2025 - Top 10 Oil Additives Review
65.8K viewsApr 18, 2021
YouTubeAuto Gear
2:20
How Fuel Additives Work: An ASE-Certified Mechanic Explains The S…
28.9K viewsAug 20, 2019
YouTubeTechron
4:33
I can't believe what Lucas Oil Stabilizer did for My Engine!
2.1M viewsJun 2, 2021
YouTubeNATES INTERACTIVE AUTO
4:22
Mastering Clearcoat Blends: Achieve Undetectable Fade-Outs …
177.9K viewsMay 29, 2020
YouTubeRefinish Network
3:23
How to stop engine knock or ticking with Lucas TB Zinc plus
231K viewsDec 11, 2019
YouTubeNATES INTERACTIVE AUTO
13:45
LIQUI MOLY Additives Explained - (Engine Flush, Injection Cleaner, …
1.1M viewsNov 26, 2019
YouTubeFCP Euro
10:02
If You're Not Buying Gasoline from Here You’re Stupid
647.3K viewsFeb 28, 2021
YouTubeScotty Kilmer
11:17
Save Gas with "Nanotechnology" Motor Oil? Better MPGs? Let’s fin…
583.9K viewsMar 21, 2021
YouTubeProject Farm
5:59
How to Mix and Spray Rustoleum Paint for a Budget Paint Job
461.4K viewsApr 23, 2019
YouTubeLakeside Autobody
1:02
Redex Fuel Additives - How they work | Petrol Fuel System Cleaner …
109.1K viewsFeb 17, 2016
YouTubeHolts
14:06
Which Diesel Anti-Gel Additive is Best? Power Service Diesel, Howe…
2.7M viewsNov 4, 2019
YouTubeProject Farm
5:11
Seafoam results i cant believe what it done to my engine
1.4M viewsAug 27, 2018
YouTubeNATES INTERACTIVE AUTO
See more videos
Static thumbnail place holder

Shop Additive Auto

Sponsored
About our ads
$107.73
Marvel Mystery Oil Original Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
93
Free shipping
$107.73
Marvel Mystery Oil Original Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
93
$138.00
$157.00
Power Service 01050-02 +Cetane Boost Diesel Fuel Supplement - 2.5 Gallon
Amazon.com
21
Free shipping
12% off
$138.00
$157.00
Power Service 01050-02 +Cetane Boost Diesel Fuel Supplement - 2.5 Gallon
Amazon.com
21
$118.69
Tribotex Nano Oil Additive Car Engine Treatment: Add To Engine Lube - Makes High Mileage Cars Like New With A Synthetic Material (Treats One Regular
Amazon.com
1K+
Free shipping
$118.69
Tribotex Nano Oil Additive Car Engine Treatment: Add To Engine Lube - Makes High Mileage Cars Like New With A Synthetic Material (Treats One Regular
Amazon.com
1K+
$16.00
Acdelco GM Original Equipment 10-4003 Limited Slip Axle Lubricant Additive - 4 Oz
Amazon.com
687
$16.00
Acdelco GM Original Equipment 10-4003 Limited Slip Axle Lubricant Additive - 4 Oz
Amazon.com
687
$10.09
Power Service Diesel Fuel Supplement +Cetane Boost Fuel Additive 26-Ounce | 01026-12
FleetPride
148
$10.09
Power Service Diesel Fuel Supplement +Cetane Boost Fuel Additive 26-Ounce | 01026-12
FleetPride
148
$13.64
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
631
$13.64
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
631
$13.15
Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive - 12 Oz.
Amazon.com
1K+
$13.15
Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive - 12 Oz.
Amazon.com
1K+
$24.99
Marvel Mystery Oil 53436 Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
28
$24.99
Marvel Mystery Oil 53436 Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
28
$12.39
Power Service Diesel 9-1-1 Fuel Additive 26-Ounce | Diesel 911 26 Oz | 08026-12
FleetPride
76
$12.39
Power Service Diesel 9-1-1 Fuel Additive 26-Ounce | Diesel 911 26 Oz | 08026-12
FleetPride
76
$19.98
Royal Purple-ROY01512 ROYAL PURPLE SYNCHROMAX QT. TRANSFLUID, 1 Quart (32 Ounces)
Amazon.com
1K+
$19.98
Royal Purple-ROY01512 ROYAL PURPLE SYNCHROMAX QT. TRANSFLUID, 1 Quart (32 Ounces)
Amazon.com
1K+
$15.99
LIQUI MOLY Motor Oil Saver | 300 Ml | Oil Additive | SKU: 2020
Amazon.com
1K+
$15.99
LIQUI MOLY Motor Oil Saver | 300 Ml | Oil Additive | SKU: 2020
Amazon.com
1K+
$22.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
$22.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
$14.29
STP Ceramic Oil Treatment Engine Oil Additive, 15 Fl Oz, Cutting-Edge Ceramic Technology Provides Long-Lasting Lubrication And Protection Against
Amazon.com
181
$14.29
STP Ceramic Oil Treatment Engine Oil Additive, 15 Fl Oz, Cutting-Edge Ceramic Technology Provides Long-Lasting Lubrication And Protection Against
Amazon.com
181
$24.99
STA-BIL 360 Marine Ethanol Treatment & Fuel Stabilizer - Prevents Rust And Corrosion, Helps Clean Fuel System For Improved In-Season Performance,
Amazon.com
6K+
$24.99
STA-BIL 360 Marine Ethanol Treatment & Fuel Stabilizer - Prevents Rust And Corrosion, Helps Clean Fuel System For Improved In-Season Performance,
Amazon.com
6K+
$85.20
Lucas Oil 10977 High Mileage Fuel Treatment - 5.25 Ounce (Pack Of 12)
Amazon.com
5
Free shipping
$85.20
Lucas Oil 10977 High Mileage Fuel Treatment - 5.25 Ounce (Pack Of 12)
Amazon.com
5
$49.95
Liquimoly 3721 Engine Oil Additive
Amazon.com
836
Free shipping
$49.95
Liquimoly 3721 Engine Oil Additive
Amazon.com
836
$21.99
ATP Automotive AT-205: ATP Re-Seal Additive
Summit Racing
130
$21.99
ATP Automotive AT-205: ATP Re-Seal Additive
Summit Racing
130
$18.91
Complete Engine Treatment, Cleans & Lubricates, 16-Oz.
Amazon.com
279
Free shipping
$18.91
Complete Engine Treatment, Cleans & Lubricates, 16-Oz.
Amazon.com
279