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Fuel System Additives

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Fuel System Additives

When you’re a project car enthusiast, nothing remains stock…not even the fuel! With Summit Racing Equipment’s huge selection of fuel system additives,...

When you’re a project car enthusiast, nothing remains stock…not even the fuel! With Summit Racing Equipment’s huge selection of fuel system additives, you can safely clean your fuel injectors with fuel system cleaners, stabilize your fuel for storage, boost your octane or cetane levels with an octane booster or a cetane booster, or even change nitromethane fumes into something smelling more pleasant.

Top Brands


Gasoline, diesel fuel, ethanol, nitromethane—no matter what powers your project car or truck, Summit has all the fuel system additive brand names to make it run better from the inside out....

When you’re a project car enthusiast, nothing remains stock…not even the fuel! With Summit Racing Equipment’s huge selection of fuel system additives, you can safely clean your fuel injectors with fuel system cleaners, stabilize your fuel for storage, boost your octane or cetane levels with an octane booster or a cetane booster, or even change nitromethane fumes into something smelling more pleasant.

Top Brands


Gasoline, diesel fuel, ethanol, nitromethane—no matter what powers your project car or truck, Summit has all the fuel system additive brand names to make it run better from the inside out. Shop from trusted brands like Red Line, Sta-Bil, Driven Racing Oils, VP Racing, Lucas Oil, Hot Shot’s Secret, Royal Purple, Sea Foam, Motorcraft, and many more.

Individual Parts

Results 1 - 25 of 48

Fuel Additive, Premium Booster, Octane Boost, 100 Octane, 16 oz., Each

Part Number: BTN-BSTOCT16PRE1

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

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Fuel System Additive, Nitro Power Additive, 2-Stroke, 4-Stroke, 1-Gallon, Each

Part Number: KLZ-KL-640

4.8 out of 5 stars ( 5 )

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Fuel System Additive, Everyday Diesel Treatment, Unscented, 16,000 Gallons Treated, 5 Gallons, Each

Part Number: HOS-HSSEDT05G

5.0 out of 5 stars ( 1 )

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Fuel System Additives, Fuel Injector Defender, Gasoline, Fuel Injector Cleaner, Corrosion Inhibitor, 25 Gallons Treated, 10 oz. Bottle, Each

Part Number: JGR-70048

5.0 out of 5 stars ( 5 )

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Fuel System Additive, Everyday Diesel Treatment, Fuel System Cleaner, 16 oz., Squeeze Bottle, Each

Part Number: HOS-HSSEDT16ZSP

4.75 out of 5 stars ( 8 )

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Fuel System Additive, Cetane Booster and Performance Improver, 20 oz., Fuel Injection, Diesel, Each

Part Number: MOF-PM22A

5.0 out of 5 stars ( 19 )

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Fuel System Additive, Everyday Diesel Treatment, Fuel System Cleaner, 32 oz., Each

Part Number: HOS-HSSEDT32Z

5.0 out of 5 stars ( 3 )

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Fuel Additive, 85 Plus Diesel Fuel Additive, Cetane Boost, 12 oz., Each

Part Number: RED-70802

4.67 out of 5 stars ( 15 )

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Schaeffer’s Specialized Lubricants Neutra Fuel Stabilizer, 1 Gallon

Part Number: SFO-0131-004-1

Not Yet Reviewed

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Fuel System Additive, Anti-Gel Cold Weather Diesel Treatment, Oxygen Sensor Safe, 64 oz., Each

Part Number: LUC-10866-1

5.0 out of 5 stars ( 2 )

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Schaeffer’s Specialized Lubricants CarbonTreat Premium All Season, 16 oz.

Part Number: SFO-0137CTPA0421

Not Yet Reviewed

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Fuel Additive, 85+ Diesel Fuel Enhancer, Winter Formula, 12 oz., Each

Part Number: RED-70902

Not Yet Reviewed

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Fuel Additive, Premium Booster, Octane Boost, 100 Octane, 16 oz., Set of 8

Part Number: BTN-BSTOCT16PRE8

5.0 out of 5 stars ( 2 )

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Fuel Additive, Shot Booster, Octane Boost, 96 Octane, 4 oz., Each

Part Number: BTN-S0004

4.33 out of 5 stars ( 3 )

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Schaeffer’s Specialized Lubricants Diesel Treat 2000 Ultra Low Sulfur, 16 oz.

Part Number: SFO-0137-042-1

5.0 out of 5 stars ( 1 )

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Fuel Additive, Premium Booster, Octane Boost, 100 Octane, 16 oz., Set of 30

Part Number: BTN-S0002

Not Yet Reviewed

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Fuel System Additives, LX4 Lubricity, Unscented, 320 Gallons Treated, 1 Quart, Each

Part Number: HOS-LX432Z

5.0 out of 5 stars ( 3 )

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Fuel System Additives, Fuel Injector Defender, Gasoline, Fuel Injector Cleaner, Corrosion Inhibitor, 25 Gallons Treated, 10 oz. Bottle, Set of 6

Part Number: JGR-70048-6

Not Yet Reviewed

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Nitro Power Additive, 1 Pint, Each

Part Number: KLZ-KL-600

4.4 out of 5 stars ( 5 )

Cannot be shipped Internationally

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Fuel Additive, RL-2 Diesel Ignition Improver, 15 oz., Each

Part Number: RED-70303

5.0 out of 5 stars ( 2 )

Cannot be shipped Internationally

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Schaeffer’s Specialized Lubricants Neutra Fuel Stabilizer, 1 Gallon (Case of 4)

Part Number: SFO-0131-004

Not Yet Reviewed

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Fuel System Additives, LX4 Lubricity, Unscented, 40 Gallons Treated, 4 oz., Each

Part Number: HOS-LX404Z

5.0 out of 5 stars ( 1 )

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Fuel Additive, Octane Boost, 16 oz., Each

Part Number: LQP-0899

Not Yet Reviewed

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Fuel System Additive, Everyday Diesel Treatment, Unscented, 100 Gallons Treated, 4 oz., Each

Part Number: HOS-HSSEDT04

Not Yet Reviewed

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Fuel Additive, 85 Plus Diesel Fuel Additive, Cetane Boost, 12 oz., Set of 12

Part Number: RED-70802-12

Not Yet Reviewed

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