Shop Best Fuel Additives for High Milage Cars

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$16.99
$21.92
Chevron Techron Concentrate Plus Fuel System Cleaner, 20 Oz., Pack Of 1
Amazon.com
22% off
$16.99
$21.92
Chevron Techron Concentrate Plus Fuel System Cleaner, 20 Oz., Pack Of 1
Amazon.com
$119.16
Marvel Mystery Oil Original Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
Free shipping
$119.16
Marvel Mystery Oil Original Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
$15.29
$17.99
Lucas Oil 10118 High Mileage Oil Stabilizer - 1 Quart
Amazon.com
15% off
$15.29
$17.99
Lucas Oil 10118 High Mileage Oil Stabilizer - 1 Quart
Amazon.com
$12.42
Star Tron Enzyme Fuel Treatment - Small Engine Formula - Gas Additive Rejuvenates & Stabilizes Old Gasoline - Cures & Prevents Ethanol Problems
Amazon.com
$12.42
Star Tron Enzyme Fuel Treatment - Small Engine Formula - Gas Additive Rejuvenates & Stabilizes Old Gasoline - Cures & Prevents Ethanol Problems
Amazon.com
$13.28
104+ Performance Max Octane Boost And Lead Substitute (10410)
Amazon.com
$13.28
104+ Performance Max Octane Boost And Lead Substitute (10410)
Amazon.com
$63.40
$89.99
Hot Shots Secret Everyday Diesel Treatment EDT 1 Gallon - Treats 3200 Gallons - 6-In-1 Diesel Fuel Additive, Injector And Fuel System Cleaner, Boosts
Amazon.com
Free shipping
29% off
$63.40
$89.99
Hot Shots Secret Everyday Diesel Treatment EDT 1 Gallon - Treats 3200 Gallons - 6-In-1 Diesel Fuel Additive, Injector And Fuel System Cleaner, Boosts
Amazon.com
$10.38
$11.99
Chevron Techron High Mileage Fuel System Cleaner, 12 Oz, Pack Of 1
Amazon.com
13% off
$10.38
$11.99
Chevron Techron High Mileage Fuel System Cleaner, 12 Oz, Pack Of 1
Amazon.com
$30.95
Liqui Moly 300Ml Cera Tec
Amazon.com
$30.95
Liqui Moly 300Ml Cera Tec
Amazon.com
$18.52
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
15% off
$18.52
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
$55.00
Hot Shots Secret Diesel Extreme 1 Gallon - Treats 320 Gallons - Concentrated Diesel Fuel Additive, Fuel System Cleaner And Injector Cleaner, Restores
Amazon.com
Free shipping
$55.00
Hot Shots Secret Diesel Extreme 1 Gallon - Treats 320 Gallons - Concentrated Diesel Fuel Additive, Fuel System Cleaner And Injector Cleaner, Restores
Amazon.com
$15.94
Hot Shots Secret Gasoline Extreme 12 Oz - Treats 20 Gallons - Concentrated Fuel Additive For Gasoline Engines, Fuel System And Injector Cleaner,
Amazon.com
$15.94
Hot Shots Secret Gasoline Extreme 12 Oz - Treats 20 Gallons - Concentrated Fuel Additive For Gasoline Engines, Fuel System And Injector Cleaner,
Amazon.com
$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
$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
$8.88
Royal Purple 18001 Max-Restore High Mileage Fuel System Treatment - 6 Ounce
Amazon.com
$8.88
Royal Purple 18001 Max-Restore High Mileage Fuel System Treatment - 6 Ounce
Amazon.com
$31.49
$39.99
Hot Shot's Secret Diesel Extreme 64 Oz - Treats 160 Gallons - Concentrated Diesel Fuel Additive, Fuel System Cleaner And Injector Cleaner, Restores
Amazon.com
21% off
$31.49
$39.99
Hot Shot's Secret Diesel Extreme 64 Oz - Treats 160 Gallons - Concentrated Diesel Fuel Additive, Fuel System Cleaner And Injector Cleaner, Restores
Amazon.com
$54.00
Klotz Higher Octane Booster Fuel Treatment - 1 Gallon KL-628
Amazon.com
Free shipping
$54.00
Klotz Higher Octane Booster Fuel Treatment - 1 Gallon KL-628
Amazon.com
$32.80
STAR BRITE Star Tron Enzyme Fuel Treatment - Concentrated Gasoline Formula - 1 Oz. Treats 16 Gallons - 32 OZ (093032)
Amazon.com
$32.80
STAR BRITE Star Tron Enzyme Fuel Treatment - Concentrated Gasoline Formula - 1 Oz. Treats 16 Gallons - 32 OZ (093032)
Amazon.com
$34.99
Boostane Professional Octane Booster, Formulated To Increase Octane For High-Performance Race Engines, 32Oz (1 Pack)
Amazon.com
$34.99
Boostane Professional Octane Booster, Formulated To Increase Octane For High-Performance Race Engines, 32Oz (1 Pack)
Amazon.com
$58.79
Chevron Techron High Mileage Fuel System Cleaner, 12 Oz, Pack Of 6
Amazon.com
Free shipping
$58.79
Chevron Techron High Mileage Fuel System Cleaner, 12 Oz, Pack Of 6
Amazon.com
$83.99
PEAK BLUEDEF 2.5GAL
Amazon.com
Free shipping
$83.99
PEAK BLUEDEF 2.5GAL
Amazon.com
$30.98
Lucas Oil 10013 Fuel Treatment - 1 Gallon
Amazon.com
$30.98
Lucas Oil 10013 Fuel Treatment - 1 Gallon
Amazon.com
$93.40
Lucas Oil 10977 High Mileage Fuel Treatment - 5.25 Ounce (Pack Of 12)
Amazon.com
Free shipping
$93.40
Lucas Oil 10977 High Mileage Fuel Treatment - 5.25 Ounce (Pack Of 12)
Amazon.com
$14.90
Berryman 7516 High Mileage Fuel System Rejuvenator, Pour Can 15 Fl.Oz
Amazon.com
$14.90
Berryman 7516 High Mileage Fuel System Rejuvenator, Pour Can 15 Fl.Oz
Amazon.com
$34.96
Dura Lube Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive | 16 Fl Oz, 2-Pack
Amazon.com
$34.96
Dura Lube Severe Catalytic And Exhaust Treatment Cleaner Fuel Additive | 16 Fl Oz, 2-Pack
Amazon.com
$65.67
Hot Shots Secret LX4 Lubricity Extreme 1 Gallon - Treats 1280 Gallons - Fuel Additive For Gasoline And Diesel Engines, Increases Lubricity, Protects
Amazon.com
Free shipping
$65.67
Hot Shots Secret LX4 Lubricity Extreme 1 Gallon - Treats 1280 Gallons - Fuel Additive For Gasoline And Diesel Engines, Increases Lubricity, Protects
Amazon.com
$8.59
Liqui Moly Speed Tec Gasoline Additive (250Ml) - Lm20234
GenRacer
$8.59
Liqui Moly Speed Tec Gasoline Additive (250Ml) - Lm20234
GenRacer
$79.98
$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
Free shipping
20% off
$79.98
$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
$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
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
$27.13
K-100 FUEL TREATMENT GASOLINE W/ENHANCED STABILIZER 32OZ
Amazon.com
Free shipping
$27.13
K-100 FUEL TREATMENT GASOLINE W/ENHANCED STABILIZER 32OZ
Amazon.com
$39.04
Fuel System Ultra Treatment 16 Oz - Valves, Carburetor, Induction Components & Car Fuel Injector Cleaner Gas Additive - Sludge & Fuel System Cleaner
Amazon.com
Free shipping
$39.04
Fuel System Ultra Treatment 16 Oz - Valves, Carburetor, Induction Components & Car Fuel Injector Cleaner Gas Additive - Sludge & Fuel System Cleaner
Amazon.com
$180.59
Red Line 60103 SI-1 Complete Fuel System Cleaner - 15 Ounce (12 Pack)
Amazon.com
Free shipping
$180.59
Red Line 60103 SI-1 Complete Fuel System Cleaner - 15 Ounce (12 Pack)
Amazon.com
$87.01
Opti-Lube XPD All-Season Diesel Fuel Additive - Gallon (1 Gallon (Treats 512 Gallons))
Amazon.com
Free shipping
$87.01
Opti-Lube XPD All-Season Diesel Fuel Additive - Gallon (1 Gallon (Treats 512 Gallons))
Amazon.com
$115.49
LUCAS Oil 10003-PK12 Fuel Treatment - 1 Quart
Amazon.com
Free shipping
$115.49
LUCAS Oil 10003-PK12 Fuel Treatment - 1 Quart
Amazon.com
$110.90
Lucas Oil 10013 Upper Cylinder Lubricant Fuel Treatment - (1) Gallon 4-PACK
Amazon.com
Free shipping
$110.90
Lucas Oil 10013 Upper Cylinder Lubricant Fuel Treatment - (1) Gallon 4-PACK
Amazon.com
$39.97
Mercury 8M0058691 Quickleen Engine & Fuel System Cleaner, 32 Oz
Amazon.com
Free shipping
$39.97
Mercury 8M0058691 Quickleen Engine & Fuel System Cleaner, 32 Oz
Amazon.com
$19.95
Mercury 8M0047930 Quickare Fuel Treatment Additive, 12 Oz
Amazon.com
Free shipping
$19.95
Mercury 8M0047930 Quickare Fuel Treatment Additive, 12 Oz
Amazon.com
$63.88
Red Line 60103 SI-1 Complete Fuel System Cleaner, Cleans And Prevents Corrosion In Fuel Systems, Cleans Injectors, Carburetors, Valve And Combustion
Amazon.com
Free shipping
$63.88
Red Line 60103 SI-1 Complete Fuel System Cleaner, Cleans And Prevents Corrosion In Fuel Systems, Cleans Injectors, Carburetors, Valve And Combustion
Amazon.com
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Shop Best Fuel Additives for High Milage Cars

Sponsored
About our ads
$16.99
$21.92
Chevron Techron Concentrate Plus Fuel System Cleaner, 20 Oz., Pack Of 1
Amazon.com
22% off
$16.99
$21.92
Chevron Techron Concentrate Plus Fuel System Cleaner, 20 Oz., Pack Of 1
Amazon.com
$119.16
Marvel Mystery Oil Original Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
Free shipping
$119.16
Marvel Mystery Oil Original Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
$15.29
$17.99
Lucas Oil 10118 High Mileage Oil Stabilizer - 1 Quart
Amazon.com
15% off
$15.29
$17.99
Lucas Oil 10118 High Mileage Oil Stabilizer - 1 Quart
Amazon.com
$12.42
Star Tron Enzyme Fuel Treatment - Small Engine Formula - Gas Additive Rejuvenates & Stabilizes Old Gasoline - Cures & Prevents Ethanol Problems
Amazon.com
$12.42
Star Tron Enzyme Fuel Treatment - Small Engine Formula - Gas Additive Rejuvenates & Stabilizes Old Gasoline - Cures & Prevents Ethanol Problems
Amazon.com
$13.28
104+ Performance Max Octane Boost And Lead Substitute (10410)
Amazon.com
$13.28
104+ Performance Max Octane Boost And Lead Substitute (10410)
Amazon.com
$63.40
$89.99
Hot Shots Secret Everyday Diesel Treatment EDT 1 Gallon - Treats 3200 Gallons - 6-In-1 Diesel Fuel Additive, Injector And Fuel System Cleaner, Boosts
Amazon.com
Free shipping
29% off
$63.40
$89.99
Hot Shots Secret Everyday Diesel Treatment EDT 1 Gallon - Treats 3200 Gallons - 6-In-1 Diesel Fuel Additive, Injector And Fuel System Cleaner, Boosts
Amazon.com
$10.38
$11.99
Chevron Techron High Mileage Fuel System Cleaner, 12 Oz, Pack Of 1
Amazon.com
13% off
$10.38
$11.99
Chevron Techron High Mileage Fuel System Cleaner, 12 Oz, Pack Of 1
Amazon.com
$30.95
Liqui Moly 300Ml Cera Tec
Amazon.com
$30.95
Liqui Moly 300Ml Cera Tec
Amazon.com
$18.52
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
15% off
$18.52
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
$55.00
Hot Shots Secret Diesel Extreme 1 Gallon - Treats 320 Gallons - Concentrated Diesel Fuel Additive, Fuel System Cleaner And Injector Cleaner, Restores
Amazon.com
Free shipping
$55.00
Hot Shots Secret Diesel Extreme 1 Gallon - Treats 320 Gallons - Concentrated Diesel Fuel Additive, Fuel System Cleaner And Injector Cleaner, Restores
Amazon.com
$15.94
Hot Shots Secret Gasoline Extreme 12 Oz - Treats 20 Gallons - Concentrated Fuel Additive For Gasoline Engines, Fuel System And Injector Cleaner,
Amazon.com
$15.94
Hot Shots Secret Gasoline Extreme 12 Oz - Treats 20 Gallons - Concentrated Fuel Additive For Gasoline Engines, Fuel System And Injector Cleaner,
Amazon.com
$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
$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
$8.88
Royal Purple 18001 Max-Restore High Mileage Fuel System Treatment - 6 Ounce
Amazon.com
$8.88
Royal Purple 18001 Max-Restore High Mileage Fuel System Treatment - 6 Ounce
Amazon.com
$31.49
$39.99
Hot Shot's Secret Diesel Extreme 64 Oz - Treats 160 Gallons - Concentrated Diesel Fuel Additive, Fuel System Cleaner And Injector Cleaner, Restores
Amazon.com
21% off
$31.49
$39.99
Hot Shot's Secret Diesel Extreme 64 Oz - Treats 160 Gallons - Concentrated Diesel Fuel Additive, Fuel System Cleaner And Injector Cleaner, Restores
Amazon.com
$54.00
Klotz Higher Octane Booster Fuel Treatment - 1 Gallon KL-628
Amazon.com
Free shipping
$54.00
Klotz Higher Octane Booster Fuel Treatment - 1 Gallon KL-628
Amazon.com
$32.80
STAR BRITE Star Tron Enzyme Fuel Treatment - Concentrated Gasoline Formula - 1 Oz. Treats 16 Gallons - 32 OZ (093032)
Amazon.com
$32.80
STAR BRITE Star Tron Enzyme Fuel Treatment - Concentrated Gasoline Formula - 1 Oz. Treats 16 Gallons - 32 OZ (093032)
Amazon.com
$34.99
Boostane Professional Octane Booster, Formulated To Increase Octane For High-Performance Race Engines, 32Oz (1 Pack)
Amazon.com
$34.99
Boostane Professional Octane Booster, Formulated To Increase Octane For High-Performance Race Engines, 32Oz (1 Pack)
Amazon.com
$58.79
Chevron Techron High Mileage Fuel System Cleaner, 12 Oz, Pack Of 6
Amazon.com
Free shipping
$58.79
Chevron Techron High Mileage Fuel System Cleaner, 12 Oz, Pack Of 6
Amazon.com