Shop Best Additive for Gas Engine Performance

Sponsored
About our ads
$109.95
DT 550 Friction Reducer 1 Gallon, 128 Oz Engine Friction Modifier - Enhances Performance, Reduces Wear & Boosts Fuel Economy | Works With Gas & Diesel
Amazon.com
3
Free shipping
$109.95
DT 550 Friction Reducer 1 Gallon, 128 Oz Engine Friction Modifier - Enhances Performance, Reduces Wear & Boosts Fuel Economy | Works With Gas & Diesel
Amazon.com
3
$43.59
104+ Performance(10406-6PK) Octane Boost - Boosts Octane And Cleans Injectors To Improve Engine Performance - Improve Gas Mileage - 1 Bottle Treats Up
Amazon.com
931
Free shipping
$43.59
104+ Performance(10406-6PK) Octane Boost - Boosts Octane And Cleans Injectors To Improve Engine Performance - Improve Gas Mileage - 1 Bottle Treats Up
Amazon.com
931
$14.45
104+ Performance Max Octane Boost And Lead Substitute (10410)
Amazon.com
80
$14.45
104+ Performance Max Octane Boost And Lead Substitute (10410)
Amazon.com
80
$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
842
$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
842
$6.19
Liqui Moly Speed Tec Gasoline Additive (250Ml) - Lm20234
GenRacer
$6.19
Liqui Moly Speed Tec Gasoline Additive (250Ml) - Lm20234
GenRacer
$8.99
$12.49
Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 16 Oz., SF16
Advance Auto Parts
28% off
$8.99
$12.49
Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 16 Oz., SF16
Advance Auto Parts
$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
$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
$109.95
1 Gallon Power Additive - Klotz Synthetic Nitro Power Additive | Klotz Synthetic Lubricants KL-640
Summit Racing
5
$109.95
1 Gallon Power Additive - Klotz Synthetic Nitro Power Additive | Klotz Synthetic Lubricants KL-640
Summit Racing
5
$13.12
Lucas Oil Fuel Treatment | 10003LUC
Peterbilt Parts
$13.12
Lucas Oil Fuel Treatment | 10003LUC
Peterbilt Parts
$18.95
REV-X Performance - DISPW-0800 Distance + Winter Performance Fuel Additive - 8Oz Bottle
DK Diesel
$18.95
REV-X Performance - DISPW-0800 Distance + Winter Performance Fuel Additive - 8Oz Bottle
DK Diesel
$24.64
$24.99
VP Racing Octanium Octane Booster | 32 Oz. | 2855
Chaparral Motorsports
262
$24.64
$24.99
VP Racing Octanium Octane Booster | 32 Oz. | 2855
Chaparral Motorsports
262
$39.99
Torco Accelerator Race Fuel Concentrate | 32 Oz. | F500010TE
Chaparral Motorsports
502
$39.99
Torco Accelerator Race Fuel Concentrate | 32 Oz. | F500010TE
Chaparral Motorsports
502
$14.49
Liqui Moly 4T Fuel Additive, Grey/Black-Dirtbike Fuel Additive 20048
Motosport
1
$14.49
Liqui Moly 4T Fuel Additive, Grey/Black-Dirtbike Fuel Additive 20048
Motosport
1
$8.99
$9.99
16 Oz. Power Additive - Royal Purple Max-Boost Octane Booster And Fuel System Stabilizer | Royal Purple 11757
Summit Racing
31
10% off
$8.99
$9.99
16 Oz. Power Additive - Royal Purple Max-Boost Octane Booster And Fuel System Stabilizer | Royal Purple 11757
Summit Racing
31
$19.99
$20.99
Klotz Nitro Power Additive-Dirtbike Fuel Additive KL-602-CS
Motosport
42
$19.99
$20.99
Klotz Nitro Power Additive-Dirtbike Fuel Additive KL-602-CS
Motosport
42
$7.99
Lucas Oil 10020 Fuel Treatment 5.25 Oz - Boost Engine Performance & Efficiency
Electric Generator Depot
20K+
$7.99
Lucas Oil 10020 Fuel Treatment 5.25 Oz - Boost Engine Performance & Efficiency
Electric Generator Depot
20K+
$11.43
$12.70
VP Racing Fuel Stabilizer With Ethanol Shield | 8 Oz. | 2815
Chaparral Motorsports
50
$11.43
$12.70
VP Racing Fuel Stabilizer With Ethanol Shield | 8 Oz. | 2815
Chaparral Motorsports
50
$14.39
$15.99
20 Oz. Fuel System Cleaner - Royal Purple Max-Clean Fuel System Cleaner & Stabilizer | Royal Purple 11722
Summit Racing
53
10% off
$14.39
$15.99
20 Oz. Fuel System Cleaner - Royal Purple Max-Clean Fuel System Cleaner & Stabilizer | Royal Purple 11722
Summit Racing
53
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
$13.49
Driven Racing Oil Gasoline Carb Defender Ethanol Fuel Additive
CJ Pony Parts
57
$13.49
Driven Racing Oil Gasoline Carb Defender Ethanol Fuel Additive
CJ Pony Parts
57
$9.98
Sea Foam 16-Oz 2-Cycle Or 4-Cycle Engines Fuel Additive One_Size | SF16
Lowe's
1K+
$9.98
Sea Foam 16-Oz 2-Cycle Or 4-Cycle Engines Fuel Additive One_Size | SF16
Lowe's
1K+
$13.97
Driven Racing Oil 70060 Gasoline Additive Storage Defender 6 OZ
CJ Pony Parts
9
$13.97
Driven Racing Oil 70060 Gasoline Additive Storage Defender 6 OZ
CJ Pony Parts
9
$8.09
$15.99
DEI Heater Hotter 16 Oz. Performance Coolant Additive
CJ Pony Parts
33
49% off
$8.09
$15.99
DEI Heater Hotter 16 Oz. Performance Coolant Additive
CJ Pony Parts
33
$21.95
Motor Tune-Up Treatment Engine Additive - 16 Oz, Petroleum Formula, Gas & Diesel Engines, Fuel Stabilizer & Cleaner, Sea Foam
Boat Outfitters
5K+
$21.95
Motor Tune-Up Treatment Engine Additive - 16 Oz, Petroleum Formula, Gas & Diesel Engines, Fuel Stabilizer & Cleaner, Sea Foam
Boat Outfitters
5K+
$14.50
Lucas Oil Fuel Treatment, 1 Quart
Hydraulic Cylinders
$14.50
Lucas Oil Fuel Treatment, 1 Quart
Hydraulic Cylinders
$3.49
Carb Defender | Packet 1
Driven Racing Oil LLC
$3.49
Carb Defender | Packet 1
Driven Racing Oil LLC
$33.00
Lucas Oil Fuel Treatment, 1 Gallon
Hydraulic Cylinders
$33.00
Lucas Oil Fuel Treatment, 1 Gallon
Hydraulic Cylinders
$20.69
$22.99
Fuel Treatment Additive - 1 Quart, Improves Engine Performance & Fuel
eBay
Free shipping
10% off
$20.69
$22.99
Fuel Treatment Additive - 1 Quart, Improves Engine Performance & Fuel
eBay
Free shipping
$30.99
Starbrite Star-Tron Fuel Treatment 93032
wholesalemarine
$30.99
Starbrite Star-Tron Fuel Treatment 93032
wholesalemarine
$8.00
$9.99
2002 - BMW E90 335D M57 3.0L - Liqui-Moly Super Diesel Additive - 300Ml: Reduces Wear Of Fuel Pump While Improving Engine Performance And Emissions
ECS Tuning
19% off
$8.00
$9.99
2002 - BMW E90 335D M57 3.0L - Liqui-Moly Super Diesel Additive - 300Ml: Reduces Wear Of Fuel Pump While Improving Engine Performance And Emissions
ECS Tuning
$7.50
Lucas Oil Fuel Treatment, 5 Ounce
Hydraulic Cylinders
$7.50
Lucas Oil Fuel Treatment, 5 Ounce
Hydraulic Cylinders
$25.97
Rislone 4720 Cat Complete Fuel, Exhaust & Emissions System Cleaner, Automotive Additive, 16.9 Oz
Walmart
52
$25.97
Rislone 4720 Cat Complete Fuel, Exhaust & Emissions System Cleaner, Automotive Additive, 16.9 Oz
Walmart
52
$9.99
Liqui-Moly Pro-Line Turbocharger Additive - 20G Tube: Used For The Initial Filling Of New Turbochargers In Order To Protect Against Dry Running And...
Turner Motorsport
30
$9.99
Liqui-Moly Pro-Line Turbocharger Additive - 20G Tube: Used For The Initial Filling Of New Turbochargers In Order To Protect Against Dry Running And...
Turner Motorsport
30
$178.11
LIQUI MOLY Dijectron Additive - Gasoline Direct Injection (GDI) Cleaner Lqm22076
Extreme Power House
131
$178.11
LIQUI MOLY Dijectron Additive - Gasoline Direct Injection (GDI) Cleaner Lqm22076
Extreme Power House
131
$8.48
Sea Foam Sf16 Motor Treatment Automotive Additive, 16 Oz
Walmart
582
$8.48
Sea Foam Sf16 Motor Treatment Automotive Additive, 16 Oz
Walmart
582
How Oil Additives Work
15:23
How Oil Additives Work
29.8K viewsJul 29, 2018
YouTubeDiamond Nanolube by BestLine Racing
The Truth About Lucas Fuel Additive
5:24
The Truth About Lucas Fuel Additive
1.4M viewsAug 16, 2019
YouTubeScotty Kilmer
Fuel Additives & Injector Cleaner - Explained
6:06
Fuel Additives & Injector Cleaner - Explained
2.2M viewsOct 5, 2014
YouTubeEngineering Explained
Carb Cleaners and Fuel Additives: What Works?
22:53
Carb Cleaners and Fuel Additives: What Works?
192.6K viewsJun 18, 2017
YouTubeTheMotorcycleMD
The Truth About Stabil Fuel Additive for Your Car
5:14
The Truth About Stabil Fuel Additive for Your Car
289.7K viewsDec 9, 2018
YouTubeScotty Kilmer
Fuel Stabilizer and Additives Buyer's Guide
5:45
Fuel Stabilizer and Additives Buyer's Guide
30.3K viewsMay 18, 2021
YouTubeRocky Mountain ATV MC
Best Fuel Additive for a Cummins
5:39
Best Fuel Additive for a Cummins
16.9K viewsAug 18, 2021
YouTubeHot Shot's Secret
4:18
The BEST ADDITIVES for Your Diesel Engine!
102.1K viewsJul 18, 2021
YouTubeECS Tuning
6:14
TOP 10 Best Chemicals to Remove Intake Carbon Build Up
85.8K viewsFeb 10, 2019
YouTubeBadAssEngineering
12:07
✅Gasoline Additives: Best Gasoline Additives (Buying Guide)
10.5K viewsApr 16, 2019
YouTubeReview Tube
5:59
Hot Shot's Stiction Eliminator - 10,000 Mile Test
41.3K viewsMar 9, 2021
YouTubeHuffler Garage
7:14
Fuel Injector Cleaner | Fuel Additives useful ? Fact & figures | Ask CARGURU |
163.3K viewsJun 11, 2019
YouTubeAsk CarGuru
3:09
How to Choose the Right Fuel for Your Mower
174.4K viewsMar 26, 2019
YouTubeBriggs & Stratton
1:08
Stacey David explains the importance of diesel fuel additives
167.1K viewsSep 11, 2018
YouTubeHot Shot's Secret
2:20
How Fuel Additives Work: An ASE-Certified Mechanic Explains The Science Behind Fuel Additives
28.8K viewsAug 20, 2019
YouTubeTechron
3:41
How gasoline additives make your engine work better.
282.9K viewsJun 24, 2011
YouTubeGasoline Additives
3:11
One Product to Rule Them All: Fix Check Engine Light, Clean Clogged Catalytic & Optimize Fuel System
180.6K viewsFeb 25, 2021
YouTubeRislone
13:45
LIQUI MOLY Additives Explained - (Engine Flush, Injection Cleaner, Cera Tec, Valve Clean, and More!)
1.1M viewsNov 26, 2019
YouTubeFCP Euro
3:47
2 Stroke Oil and Cetane added into my fuel!? Talking Diesel Fuel Additives
52.8K viewsFeb 4, 2018
YouTubeCarAndMechanical “Car Mechanical”
10:35
Best Oil Additive: Lucas Oil vs Slick 50 vs Duralube vs Zmax vs Petron Plus vs STP
161.2K viewsMay 31, 2017
YouTubeLimited Friction
11:17
Save Gas with "Nanotechnology" Motor Oil? Better MPGs? Let’s find out!
583.4K viewsMar 21, 2021
YouTubeProject Farm
14:06
Which Diesel Anti-Gel Additive is Best? Power Service Diesel, Howes, Hot Shots, Stanadyne
2.7M viewsNov 4, 2019
YouTubeProject Farm
8:36
When should you use in-tank DPF fuel additives? In this video we explain when to use these products.
567.9K viewsFeb 20, 2020
YouTubeJLM Lubricants | Liquid Tools
1:01
How to Choose an Effective Fuel Additive
7.3K viewsMay 13, 2021
YouTubeAMSOIL INC.
13:17
EXPOSED: The TRUTH About Diesel Additives
909.1K viewsMar 22, 2025
YouTubeThe Motor Oil Geek
3:01
Stanadyne Diesel Fuel Additives Overview
56.4K viewsApr 1, 2013
YouTubeThoroughbred Diesel
4:16
Buyer's Guide to Fuel Additives
20K viewsOct 9, 2013
YouTubeWest Marine
10:15
Top 10 Best Fuel Additive (2025)
3.9K viewsApr 26, 2022
YouTubeAuto Gear
5:11
The Truth About Using Fuel Additives in Your Car
430.5K viewsFeb 7, 2019
YouTubeScotty Kilmer
7:28
The BEST ADDITIVES For Your GAS TANK!
54K viewsAug 15, 2021
YouTubeECS Tuning
See more

Shop Best Additive for Gas Engine Performance

Sponsored
About our ads
$109.95
DT 550 Friction Reducer 1 Gallon, 128 Oz Engine Friction Modifier - Enhances Performance, Reduces Wear & Boosts Fuel Economy | Works With Gas & Diesel
Amazon.com
3
Free shipping
$109.95
DT 550 Friction Reducer 1 Gallon, 128 Oz Engine Friction Modifier - Enhances Performance, Reduces Wear & Boosts Fuel Economy | Works With Gas & Diesel
Amazon.com
3
$43.59
104+ Performance(10406-6PK) Octane Boost - Boosts Octane And Cleans Injectors To Improve Engine Performance - Improve Gas Mileage - 1 Bottle Treats Up
Amazon.com
931
Free shipping
$43.59
104+ Performance(10406-6PK) Octane Boost - Boosts Octane And Cleans Injectors To Improve Engine Performance - Improve Gas Mileage - 1 Bottle Treats Up
Amazon.com
931
$14.45
104+ Performance Max Octane Boost And Lead Substitute (10410)
Amazon.com
80
$14.45
104+ Performance Max Octane Boost And Lead Substitute (10410)
Amazon.com
80
$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
842
$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
842
$6.19
Liqui Moly Speed Tec Gasoline Additive (250Ml) - Lm20234
GenRacer
$6.19
Liqui Moly Speed Tec Gasoline Additive (250Ml) - Lm20234
GenRacer
$8.99
$12.49
Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 16 Oz., SF16
Advance Auto Parts
28% off
$8.99
$12.49
Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 16 Oz., SF16
Advance Auto Parts
$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
$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
$109.95
1 Gallon Power Additive - Klotz Synthetic Nitro Power Additive | Klotz Synthetic Lubricants KL-640
Summit Racing
5
$109.95
1 Gallon Power Additive - Klotz Synthetic Nitro Power Additive | Klotz Synthetic Lubricants KL-640
Summit Racing
5
$13.12
Lucas Oil Fuel Treatment | 10003LUC
Peterbilt Parts
$13.12
Lucas Oil Fuel Treatment | 10003LUC
Peterbilt Parts
$18.95
REV-X Performance - DISPW-0800 Distance + Winter Performance Fuel Additive - 8Oz Bottle
DK Diesel
$18.95
REV-X Performance - DISPW-0800 Distance + Winter Performance Fuel Additive - 8Oz Bottle
DK Diesel
$24.64
$24.99
VP Racing Octanium Octane Booster | 32 Oz. | 2855
Chaparral Motorsports
262
$24.64
$24.99
VP Racing Octanium Octane Booster | 32 Oz. | 2855
Chaparral Motorsports
262
$39.99
Torco Accelerator Race Fuel Concentrate | 32 Oz. | F500010TE
Chaparral Motorsports
502
$39.99
Torco Accelerator Race Fuel Concentrate | 32 Oz. | F500010TE
Chaparral Motorsports
502
$14.49
Liqui Moly 4T Fuel Additive, Grey/Black-Dirtbike Fuel Additive 20048
Motosport
1
$14.49
Liqui Moly 4T Fuel Additive, Grey/Black-Dirtbike Fuel Additive 20048
Motosport
1
$8.99
$9.99
16 Oz. Power Additive - Royal Purple Max-Boost Octane Booster And Fuel System Stabilizer | Royal Purple 11757
Summit Racing
31
10% off
$8.99
$9.99
16 Oz. Power Additive - Royal Purple Max-Boost Octane Booster And Fuel System Stabilizer | Royal Purple 11757
Summit Racing
31
$19.99
$20.99
Klotz Nitro Power Additive-Dirtbike Fuel Additive KL-602-CS
Motosport
42
$19.99
$20.99
Klotz Nitro Power Additive-Dirtbike Fuel Additive KL-602-CS
Motosport
42
$7.99
Lucas Oil 10020 Fuel Treatment 5.25 Oz - Boost Engine Performance & Efficiency
Electric Generator Depot
20K+
$7.99
Lucas Oil 10020 Fuel Treatment 5.25 Oz - Boost Engine Performance & Efficiency
Electric Generator Depot
20K+
$11.43
$12.70
VP Racing Fuel Stabilizer With Ethanol Shield | 8 Oz. | 2815
Chaparral Motorsports
50
$11.43
$12.70
VP Racing Fuel Stabilizer With Ethanol Shield | 8 Oz. | 2815
Chaparral Motorsports
50