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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.

Showing In Stock Items. Show All 11 Items.

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Results 1 - 10 of 10

Royal Purple Max-Boost Octane Booster and Fuel System Stabilizer 11757

Royal Purple Max-Boost Octane Booster and Fuel System Stabilizer 11757

Royal Purple Max-Boost Octane Booster and Fuel System Stabilizer 11757

Fuel System Additive, Max-Boost Octane Booster and Fuel System Stabilizer, Power Additive, 16 oz., Each

Part Number: RPO-11757

4.78 out of 5 stars ( 32 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Lucas Safeguard Ethanol Fuel Conditioner 10576-1

Made in the USA

Lucas Safeguard Ethanol Fuel Conditioner 10576-1

Lucas Safeguard Ethanol Fuel Conditioner 10576-1

Ethanol Fuel Conditioner, Treats 80 Gallons, 16 oz., Each

Part Number: LUC-10576-1

5.0 out of 5 stars ( 18 )

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

Boostane Marine Octane Booster OCT32MAR6

Boostane Marine Octane Booster OCT32MAR6

Boostane Marine Octane Booster OCT32MAR6

Fuel Additive, Marine Booster, Octane Boost, 116 Octane, 1 Quart, Set of 6

Part Number: BTN-BSTOCT32MAR6

Not Yet Reviewed

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

Red Line Lead Substitute 60202-12

Red Line Lead Substitute 60202-12

Red Line Lead Substitute 60202-12

Fuel Additive, Lead Substitute, 12 oz., Set of 12

Part Number: RED-60202-12

Not Yet Reviewed

Cannot be shipped Internationally

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Cannot be shipped Internationally

Lucas Safeguard Ethanol Fuel Conditioner 10576

Lucas Safeguard Ethanol Fuel Conditioner 10576

Lucas Safeguard Ethanol Fuel Conditioner 10576

Ethanol Fuel Conditioner, Treats 80 Gallons, 16 oz., Set of 12

Part Number: LUC-10576

5.0 out of 5 stars ( 4 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Lucas Safeguard Ethanol Fuel Conditioner 10670-1

Made in the USA

Lucas Safeguard Ethanol Fuel Conditioner 10670-1

Lucas Safeguard Ethanol Fuel Conditioner 10670-1

Ethanol Fuel Conditioner, Treats 25 Gallons, 5.25 oz., Each

Part Number: LUC-10670-1

Not Yet Reviewed

Cannot be shipped Internationally

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Cannot be shipped Internationally

Boostane Marine Octane Booster OCT32MAR20

Boostane Marine Octane Booster OCT32MAR20

Boostane Marine Octane Booster OCT32MAR20

Fuel Additive, Marine Booster, Octane Boost, 116 Octane, 1 Quart, Set of 20

Part Number: BTN-S0003

Not Yet Reviewed

Cannot be shipped Internationally

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Cannot be shipped Internationally

VP Racing Madditive Power Boost Combustion Enhancer 2825

VP Racing Madditive Power Boost Combustion Enhancer 2825

VP Racing Madditive Power Boost Combustion Enhancer 2825

Fuel System Additive, Madditive Power Boost Combustion Enhancer, Unscented, 18 Gallons Treated, 16 oz., Each

Part Number: VPR-2825

3.5 out of 5 stars ( 2 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

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