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72 Count SI-1 Fuel System Cleaner 15 oz. Bottles
Specifications:
72 Count Multipack
Red Line® SI-1 Complete Fuel System Cleaner is a concentrated, detergent-based fuel additive cleans injectors, carburetors, valves and combustion chamber deposits with a concentrated blend of the most powerful high-temp and low-temp detergents available.
- Cleans all forms of fuel injectors, including GDI
- Enhances fuel stability; reduces gum and varnish formation
- Use one bottle per tank for most effective treatment, cleans to nearly 100% efficiency in one treatment
- Reduces need for octane by up to two points
- Contains synthetic upper cylinder lubricant
- Cleans pollution control valves
- Suitable for use with oxygenated fuel
- Safe for continual use
- Same chemistry is also available in 4oz dosage as Complete Fuel System Cleaner - Powersports

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Ships: Monday, Apr 28 2025
Deliv: 04/30 - 05/02
Pickup: Mon 04/28
72 Count Multipack
Red Line® SI-1 Complete Fuel System Cleaner is a concentrated, detergent-based fuel additive cleans injectors, carburetors, valves and combustion chamber deposits with a concentrated blend of the most powerful high-temp and low-temp detergents available.
- Cleans all forms of fuel injectors, including GDI
- Enhances fuel stability; reduces gum and varnish formation
- Use one bottle per tank for most effective treatment, cleans to nearly 100% efficiency in one treatment
- Reduces need for octane by up to two points
- Contains synthetic upper cylinder lubricant
- Cleans pollution control valves
- Suitable for use with oxygenated fuel
- Safe for continual use
- Same chemistry is also available in 4oz dosage as Complete Fuel System Cleaner - Powersports