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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.

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Results 1 - 25 of 346

Race Gas Ultra Fuel Concentrate 200032

Made in the USA Race Gas Ultra Fuel Concentrate 200032

Race Gas Ultra Fuel Concentrate 200032

Fuel System Additive, Race Gas Ultra, 32 oz., Each

Part Number: MEF-200032

4.6 out of 5 stars ( 15 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Power Plus Top Lube 19769-18

Made in the USA Power Plus Top Lube 19769-18

Power Plus Top Lube 19769-18

Fuel Additive, Alcohol Top Lube, Power Plus, Cherry, 16 oz., Each

Part Number: PLU-19769-18

4.56 out of 5 stars ( 9 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Klotz Synthetic Nitro Power Additive KL-640

Klotz Synthetic Nitro Power Additive KL-640

Klotz Synthetic Nitro Power Additive KL-640

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 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Hot Shot's Secret Diesel Extreme Fuel System Additive P040405G

Hot Shot's Secret Diesel Extreme Fuel System Additive P040405G

Hot Shot's Secret Diesel Extreme Fuel System Additive P040405G

Fuel System Additive, Diesel Extreme, Fuel System Cleaner, 5 Gallon, Each

Part Number: HOS-P040405G

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Lucas Fuel Treatment 10080

Made in the USA Lucas Fuel Treatment 10080

Lucas Fuel Treatment 10080

Fuel System Additive, Lucas Fuel Treatment, 5 gallons, Each

Part Number: LUC-10080

5.0 out of 5 stars ( 16 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Power Plus Fuel Fragrances 19769-19

Made in the USA Power Plus Fuel Fragrances 19769-19

Power Plus Fuel Fragrances 19769-19

Fuel Additive, Fuel Fragrance, Cherry Bomb, 4 oz., Each

Part Number: PLU-19769-19

4.6 out of 5 stars ( 20 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Power Plus Top Lube 19769-37

Made in the USA Power Plus Top Lube 19769-37

Power Plus Top Lube 19769-37

Fuel Additive, Alcohol Top Lube, Power Unscented, 16 oz., Each

Part Number: PLU-19769-37

4.8 out of 5 stars ( 5 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Driven Racing Oil Injector Defender Fuel Additive 70048

Driven Racing Oil Injector Defender Fuel Additive 70048

Driven Racing Oil Injector Defender Fuel Additive 70048

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 ( 4 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Hot Shot's Secret Everday Diesel Treatment Fuel System Additive HSSEDT05G

Hot Shot's Secret Everday Diesel Treatment Fuel System Additive HSSEDT05G

Hot Shot's Secret Everday Diesel Treatment Fuel System Additive HSSEDT05G

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 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Red Line Lead Substitute 60202

Red Line Lead Substitute 60202

Red Line Lead Substitute 60202

Fuel Additive, Lead Substitute, 12 oz., Unscented, Each

Part Number: RED-60202

4.67 out of 5 stars ( 12 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Race Gas Race Fuel Concentrate 100016

Made in the USA Race Gas Race Fuel Concentrate 100016

Race Gas Race Fuel Concentrate 100016

Fuel System Additive, Race Gas, 16 oz., Each

Part Number: MEF-100016

4.83 out of 5 stars ( 18 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Power Plus Top Lube 19769-38

Power Plus Top Lube 19769-38

Power Plus Top Lube 19769-38

Fuel System Additive, Black Top Lube, Unscented, 16 oz., Each

Part Number: PLU-19769-38

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Racing Automotive Group Fuel Fragrances 11010

Racing Automotive Group Fuel Fragrances 11010

Racing Automotive Group Fuel Fragrances 11010

Fuel Additive, Fuel Fragrance, Full Race, 4 oz., Each

Part Number: RAU-11010

3.0 out of 5 stars ( 2 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Red Line 85 Plus Diesel Fuel Additive 70802

Red Line 85 Plus Diesel Fuel Additive 70802

Red Line 85 Plus Diesel Fuel Additive 70802

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

Part Number: RED-70802

4.67 out of 5 stars ( 15 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Racing Automotive Group Fuel Fragrances 11017

Racing Automotive Group Fuel Fragrances 11017

Racing Automotive Group Fuel Fragrances 11017

Fuel Additive, Fuel Fragrance, Lovespell Perfume, 4 oz., Each

Part Number: RAU-11017

Not Yet Reviewed

Cannot be shipped Internationally

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Cannot be shipped Internationally

Power Plus Fuel Fragrances 19769-49

Made in the USA Power Plus Fuel Fragrances 19769-49

Power Plus Fuel Fragrances 19769-49

Fuel Additive, Fuel Fragrance, Rocket Cotton Candy, 4 oz., Each

Part Number: PLU-19769-49

4.45 out of 5 stars ( 11 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Boostane Shot Octane Booster OCT04SHOT1

Boostane Shot Octane Booster OCT04SHOT1

Boostane Shot Octane Booster OCT04SHOT1

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

Part Number: BTN-S0004

4.33 out of 5 stars ( 3 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

VP Racing Madditive Octanium Octane Concentrate 28555

VP Racing Madditive Octanium Octane Concentrate 28555

VP Racing Madditive Octanium Octane Concentrate 28555

Octane Booster Octanium, 16oz

Part Number: VPR-28555

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Boostane Marine Octane Booster OCT32MAR1

Boostane Marine Octane Booster OCT32MAR1

Boostane Marine Octane Booster OCT32MAR1

Fuel Additive, Marine Booster, Octane Boost, 116 Octane, 1 Quart, Each

Part Number: BTN-BSTOCT32MAR1

Not Yet Reviewed

Cannot be shipped Internationally

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Cannot be shipped Internationally

Hot Shot's Secret Gasoline Extreme Fuel System Additive GE32Z

Hot Shot's Secret Gasoline Extreme Fuel System Additive GE32Z

Hot Shot's Secret Gasoline Extreme Fuel System Additive GE32Z

Gasoline Extreme Fuel System Additive, 32 oz., Treats 40 Gallons,Each

Part Number: HOS-GE32Z

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Racing Automotive Group Fuel Fragrances 11009

Racing Automotive Group Fuel Fragrances 11009

Racing Automotive Group Fuel Fragrances 11009

Fuel Additive, Fuel Fragrance, Fruit Loops, 4 oz., Each

Part Number: RAU-11009

Not Yet Reviewed

Cannot be shipped Internationally

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Cannot be shipped Internationally

Hot Shot's Secret Diesel Extreme Fuel System Additive P040464Z

Hot Shot's Secret Diesel Extreme Fuel System Additive P040464Z

Hot Shot's Secret Diesel Extreme Fuel System Additive P040464Z

Fuel System Additive, Diesel Extreme, Fuel System Cleaner, 64 oz., Each

Part Number: HOS-P040464Z

4.5 out of 5 stars ( 2 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Klotz Synthetic Octane Booster KL-602

Klotz Synthetic Octane Booster KL-602

Klotz Synthetic Octane Booster KL-602

Octane Booster, Treats 16-Gallons, 1-Pint, Each

Part Number: KLZ-KL-602

4.68 out of 5 stars ( 19 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Lucas Deep Clean Fuel System Cleaner 10512-1

Made in the USA Lucas Deep Clean Fuel System Cleaner 10512-1

Lucas Deep Clean Fuel System Cleaner 10512-1

Fuel System Additive, Deep Cleaner, 16 oz., Each

Part Number: LUC-10512-1

4.93 out of 5 stars ( 14 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Power Plus Fuel Fragrances 19769-47

Made in the USA Power Plus Fuel Fragrances 19769-47

Power Plus Fuel Fragrances 19769-47

Fuel Additive, Fuel Fragrance, Peel Out Pina Colada, 4 oz., Each

Part Number: PLU-19769-47

2.67 out of 5 stars ( 3 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

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