Shop fuel additive for cars

Sponsored
About our ads
$15.99
Hot Shot's Secret Gasoline Extreme 12 Oz, Concentrated Fuel System Cleaner, Fuel Additive For Gasoline Engines, Fuel Injector Cleaner - Increases Fuel
Amazon.com
598
$15.99
Hot Shot's Secret Gasoline Extreme 12 Oz, Concentrated Fuel System Cleaner, Fuel Additive For Gasoline Engines, Fuel Injector Cleaner - Increases Fuel
Amazon.com
598
$32.80
STAR BRITE Star Tron Enzyme Fuel Treatment - Concentrated Formula 32 Fl. Oz. - Treats Up To 512 Gallons - Fuel Stabilizer & Treatment, Gasoline
Amazon.com
9K+
$32.80
STAR BRITE Star Tron Enzyme Fuel Treatment - Concentrated Formula 32 Fl. Oz. - Treats Up To 512 Gallons - Fuel Stabilizer & Treatment, Gasoline
Amazon.com
9K+
$27.89
$29.66
Lucas Oil 11032 Cetane Power Booster - 64 Ounce
Amazon.com
68
$27.89
$29.66
Lucas Oil 11032 Cetane Power Booster - 64 Ounce
Amazon.com
68
$10.99
$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
In store
6
Curbside
$10.99
$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
6
$74.99
Zmax 58-011 - Engine & Fuel Formula Kit - Easy To Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life Of Car Or Truck - Runs Efficiently,
Amazon.com
1K+
Free shipping
$74.99
Zmax 58-011 - Engine & Fuel Formula Kit - Easy To Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life Of Car Or Truck - Runs Efficiently,
Amazon.com
1K+
$25.96
Marvel Mystery Oil 53436 Original Motor Treatment, Add To Fuel & Oil For Superior Cleaning, Removes And Prevents Sludge Build Up And Leaks, Extends
Amazon.com
288
$25.96
Marvel Mystery Oil 53436 Original Motor Treatment, Add To Fuel & Oil For Superior Cleaning, Removes And Prevents Sludge Build Up And Leaks, Extends
Amazon.com
288
$15.99
Red Line Redline S-1 Fuel Treatment: Complete Fuel System Cleaner, Gas & Injector Additive Treatment, 15 Oz, 60103
Advance Auto Parts
In store
15% Off*
Curbside
$15.99
Red Line Redline S-1 Fuel Treatment: Complete Fuel System Cleaner, Gas & Injector Additive Treatment, 15 Oz, 60103
Advance Auto Parts
15% Off*
$39.98
Zmax 51-011 - Engine & Fuel Formula Kit - Easy To Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life Of Car Or Truck - Runs Efficiently,
Amazon.com
1K+
Free shipping
$39.98
Zmax 51-011 - Engine & Fuel Formula Kit - Easy To Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life Of Car Or Truck - Runs Efficiently,
Amazon.com
1K+
$20.94
Star Tron Enzyme Fuel Treatment Concentrate, 16 Fl. Oz. - Treats Up To 256 Gallons - Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems,
Amazon.com
9K+
$20.94
Star Tron Enzyme Fuel Treatment Concentrate, 16 Fl. Oz. - Treats Up To 256 Gallons - Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems,
Amazon.com
9K+
$84.95
$99.99
Star Tron Enzyme Fuel Treatment Concentrate, 128 Fl. Oz. - Treats Up To 2,048 Gallons - Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems,
Amazon.com
9K+
Free shipping
15% off
$84.95
$99.99
Star Tron Enzyme Fuel Treatment Concentrate, 128 Fl. Oz. - Treats Up To 2,048 Gallons - Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems,
Amazon.com
9K+
$66.86
Lucas Oil Products LUC10873 Diesel Deep Clean Fuel Additive, 64 Fl. Oz, 1 Pack
Amazon.com
103
Free shipping
$66.86
Lucas Oil Products LUC10873 Diesel Deep Clean Fuel Additive, 64 Fl. Oz, 1 Pack
Amazon.com
103
$18.66
STAR BRITE Star Tron Enzyme Fuel Treatment SEF Gasoline Formula - 1 Oz. Treats 6 Gallons - 32 OZ (14332)
Amazon.com
485
$18.66
STAR BRITE Star Tron Enzyme Fuel Treatment SEF Gasoline Formula - 1 Oz. Treats 6 Gallons - 32 OZ (14332)
Amazon.com
485
$8.99
$11.49
Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 16 Oz., SF16
Advance Auto Parts
In store
Curbside
$8.99
$11.49
Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 16 Oz., SF16
Advance Auto Parts
$10.08
ALLIANT POWER-Fuel Additive | AP0506
FleetPride
$10.08
ALLIANT POWER-Fuel Additive | AP0506
FleetPride
$65.99
Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 1 Gallion, SF-128
Advance Auto Parts
In store
11
Curbside
$65.99
Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 1 Gallion, SF-128
Advance Auto Parts
11
$24.64
32 Oz. Octane Boost - VP Racing Madditive Octanium Octane Concentrate | VP Racing Fuels 2855
Summit Racing
14
$24.64
32 Oz. Octane Boost - VP Racing Madditive Octanium Octane Concentrate | VP Racing Fuels 2855
Summit Racing
14
$90.13
$119.76
Lucas Oil 10020 Fuel Treatment - 5.25 Ounce (Pack Of 24)
Amazon.com
19K+
Free shipping
24% off
$90.13
$119.76
Lucas Oil 10020 Fuel Treatment - 5.25 Ounce (Pack Of 24)
Amazon.com
19K+
$19.99
Hot Shot's Secret EVERYDAY DIESEL TREATMENT 6-In-1 Fuel Booster - 16 OZ SQUEEZE
D&J Precision Machine
5K+
$19.99
Hot Shot's Secret EVERYDAY DIESEL TREATMENT 6-In-1 Fuel Booster - 16 OZ SQUEEZE
D&J Precision Machine
5K+
$85.24
$95.88
STA-BIL Fast Fix - Small Engine Treatment, Cleans Carburetors & Injectors, Fixes Rough Running Engines, Eliminates Water, Carb Cleaner & Fuel Injector
Amazon.com
2
Free shipping
11% off
$85.24
$95.88
STA-BIL Fast Fix - Small Engine Treatment, Cleans Carburetors & Injectors, Fixes Rough Running Engines, Eliminates Water, Carb Cleaner & Fuel Injector
Amazon.com
2
$83.00
Lucas Oil 10026 12-Piece/Case 15 Oz. Bottle Octane Booster Fuel Treatment Fluid
Amazon.com
528
Free shipping
$83.00
Lucas Oil 10026 12-Piece/Case 15 Oz. Bottle Octane Booster Fuel Treatment Fluid
Amazon.com
528
$24.64
32 Oz. Octane Boost - VP Racing Madditive Octanium Unleaded Concentrate | VP Racing Fuels 29505
Summit Racing
8
$24.64
32 Oz. Octane Boost - VP Racing Madditive Octanium Unleaded Concentrate | VP Racing Fuels 29505
Summit Racing
8
$10.49
Star Tron Enzyme Fuel Treatment: Multifunctional Additive, Improves Performance, 8 Oz, 14308
Advance Auto Parts
In store
Curbside
$10.49
Star Tron Enzyme Fuel Treatment: Multifunctional Additive, Improves Performance, 8 Oz, 14308
Advance Auto Parts
$83.99
Hot Shot's Secret LX4401G: Hot Shot's Secret LX4 Lubricity Extreme Fuel System Additive
Summit Racing
90-day returns (most items)
$83.99
Hot Shot's Secret LX4401G: Hot Shot's Secret LX4 Lubricity Extreme Fuel System Additive
Summit Racing
90-day returns
$8.99
16 Oz. Power Additive - Royal Purple Max-Boost Octane Booster And Fuel System Stabilizer | Royal Purple 11757
Summit Racing
90-day returns (most items)
$8.99
16 Oz. Power Additive - Royal Purple Max-Boost Octane Booster And Fuel System Stabilizer | Royal Purple 11757
Summit Racing
90-day returns
$28.24
ALLIANT POWER-Fuel Additive | AP0507
FleetPride
$28.24
ALLIANT POWER-Fuel Additive | AP0507
FleetPride
$122.99
1 Gallon Stabilizer - Red Line 85 Plus Diesel Fuel Additive | Red Line Oil 70805
Summit Racing
18
Free shipping
$122.99
1 Gallon Stabilizer - Red Line 85 Plus Diesel Fuel Additive | Red Line Oil 70805
Summit Racing
18
$15.97
15 Oz. Fuel System Cleaner - Red Line SI-1 Complete Fuel System Cleaner | Red Line Oil 60103
Summit Racing
36
$15.97
15 Oz. Fuel System Cleaner - Red Line SI-1 Complete Fuel System Cleaner | Red Line Oil 60103
Summit Racing
36
$41.29
Fuel Stabilizer, 1 Gallon
Amazon.com
302
Free shipping
$41.29
Fuel Stabilizer, 1 Gallon
Amazon.com
302
$24.64
32 Oz. Cetane Boost - VP Racing Madditive Cetanium Cetane Concentrate | VP Racing Fuels 2865
Summit Racing
1
$24.64
32 Oz. Cetane Boost - VP Racing Madditive Cetanium Cetane Concentrate | VP Racing Fuels 2865
Summit Racing
1
See more
See less
    Some results have been hidden because they may be inaccessible to you.Show inaccessible results
    See more images

    Shop fuel additive for cars

    Sponsored
    About our ads
    $15.99
    Hot Shot's Secret Gasoline Extreme 12 Oz, Concentrated Fuel System Cleaner, Fuel Additive For Gasoline Engines, Fuel Injector Cleaner - Increases Fuel
    Amazon.com
    598
    $15.99
    Hot Shot's Secret Gasoline Extreme 12 Oz, Concentrated Fuel System Cleaner, Fuel Additive For Gasoline Engines, Fuel Injector Cleaner - Increases Fuel
    Amazon.com
    598
    $32.80
    STAR BRITE Star Tron Enzyme Fuel Treatment - Concentrated Formula 32 Fl. Oz. - Treats Up To 512 Gallons - Fuel Stabilizer & Treatment, Gasoline
    Amazon.com
    9K+
    $32.80
    STAR BRITE Star Tron Enzyme Fuel Treatment - Concentrated Formula 32 Fl. Oz. - Treats Up To 512 Gallons - Fuel Stabilizer & Treatment, Gasoline
    Amazon.com
    9K+
    $27.89
    $29.66
    Lucas Oil 11032 Cetane Power Booster - 64 Ounce
    Amazon.com
    68
    $27.89
    $29.66
    Lucas Oil 11032 Cetane Power Booster - 64 Ounce
    Amazon.com
    68
    $10.99
    $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
    In store
    6
    Curbside
    $10.99
    $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
    6
    $74.99
    Zmax 58-011 - Engine & Fuel Formula Kit - Easy To Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life Of Car Or Truck - Runs Efficiently,
    Amazon.com
    1K+
    Free shipping
    $74.99
    Zmax 58-011 - Engine & Fuel Formula Kit - Easy To Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life Of Car Or Truck - Runs Efficiently,
    Amazon.com
    1K+
    $25.96
    Marvel Mystery Oil 53436 Original Motor Treatment, Add To Fuel & Oil For Superior Cleaning, Removes And Prevents Sludge Build Up And Leaks, Extends
    Amazon.com
    288
    $25.96
    Marvel Mystery Oil 53436 Original Motor Treatment, Add To Fuel & Oil For Superior Cleaning, Removes And Prevents Sludge Build Up And Leaks, Extends
    Amazon.com
    288
    $15.99
    Red Line Redline S-1 Fuel Treatment: Complete Fuel System Cleaner, Gas & Injector Additive Treatment, 15 Oz, 60103
    Advance Auto Parts
    In store
    15% Off*
    Curbside
    $15.99
    Red Line Redline S-1 Fuel Treatment: Complete Fuel System Cleaner, Gas & Injector Additive Treatment, 15 Oz, 60103
    Advance Auto Parts
    15% Off*
    $39.98
    Zmax 51-011 - Engine & Fuel Formula Kit - Easy To Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life Of Car Or Truck - Runs Efficiently,
    Amazon.com
    1K+
    Free shipping
    $39.98
    Zmax 51-011 - Engine & Fuel Formula Kit - Easy To Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life Of Car Or Truck - Runs Efficiently,
    Amazon.com
    1K+
    $20.94
    Star Tron Enzyme Fuel Treatment Concentrate, 16 Fl. Oz. - Treats Up To 256 Gallons - Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems,
    Amazon.com
    9K+
    $20.94
    Star Tron Enzyme Fuel Treatment Concentrate, 16 Fl. Oz. - Treats Up To 256 Gallons - Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems,
    Amazon.com
    9K+
    $84.95
    $99.99
    Star Tron Enzyme Fuel Treatment Concentrate, 128 Fl. Oz. - Treats Up To 2,048 Gallons - Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems,
    Amazon.com
    9K+
    Free shipping
    15% off
    $84.95
    $99.99
    Star Tron Enzyme Fuel Treatment Concentrate, 128 Fl. Oz. - Treats Up To 2,048 Gallons - Rejuvenate & Stabilize Old Gasoline, Cure Ethanol Problems,
    Amazon.com
    9K+
    $66.86
    Lucas Oil Products LUC10873 Diesel Deep Clean Fuel Additive, 64 Fl. Oz, 1 Pack
    Amazon.com
    103
    Free shipping
    $66.86
    Lucas Oil Products LUC10873 Diesel Deep Clean Fuel Additive, 64 Fl. Oz, 1 Pack
    Amazon.com
    103
    $18.66
    STAR BRITE Star Tron Enzyme Fuel Treatment SEF Gasoline Formula - 1 Oz. Treats 6 Gallons - 32 OZ (14332)
    Amazon.com
    485
    $18.66
    STAR BRITE Star Tron Enzyme Fuel Treatment SEF Gasoline Formula - 1 Oz. Treats 6 Gallons - 32 OZ (14332)
    Amazon.com
    485
    $8.99
    $11.49
    Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 16 Oz., SF16
    Advance Auto Parts
    In store
    Curbside
    $8.99
    $11.49
    Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 16 Oz., SF16
    Advance Auto Parts
    $10.08
    ALLIANT POWER-Fuel Additive | AP0506
    FleetPride
    $10.08
    ALLIANT POWER-Fuel Additive | AP0506
    FleetPride
    $65.99
    Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 1 Gallion, SF-128
    Advance Auto Parts
    In store
    11
    Curbside
    $65.99
    Sea Foam Motor Treatment Fuel And Oil Additive, For All Gas And Diesel Engines, 1 Gallion, SF-128
    Advance Auto Parts
    11
    $24.64
    32 Oz. Octane Boost - VP Racing Madditive Octanium Octane Concentrate | VP Racing Fuels 2855
    Summit Racing
    14
    $24.64
    32 Oz. Octane Boost - VP Racing Madditive Octanium Octane Concentrate | VP Racing Fuels 2855
    Summit Racing
    14
    $90.13
    $119.76
    Lucas Oil 10020 Fuel Treatment - 5.25 Ounce (Pack Of 24)
    Amazon.com
    19K+
    Free shipping
    24% off
    $90.13
    $119.76
    Lucas Oil 10020 Fuel Treatment - 5.25 Ounce (Pack Of 24)
    Amazon.com
    19K+
    $19.99
    Hot Shot's Secret EVERYDAY DIESEL TREATMENT 6-In-1 Fuel Booster - 16 OZ SQUEEZE
    D&J Precision Machine
    5K+
    $19.99
    Hot Shot's Secret EVERYDAY DIESEL TREATMENT 6-In-1 Fuel Booster - 16 OZ SQUEEZE
    D&J Precision Machine
    5K+