Skip to content
Open M-F 9:00A - 5:00P CST +1 (888) 898-6867 - Closed Dec 31-Jan 1
Open M-F 9:00A - 5:00P CST +1 (888) 898-6867 - Closed Dec 31-Jan 1

Bulk55 Products

RSS
  • July 30, 2025

    Best Fuel System Cleaners for High-Mileage Engines

    Once your engine crosses the 50,000-mile mark, deposits and wear start taking their toll, usually on fuel injectors, intake valves, and combustion chambers. The good news? The right fuel system cleaner can help restore lost performance, fuel economy, and idle...

    Read now
  • July 30, 2025

    What Does Fuel System Cleaner Actually Do?

    You’ve seen the bottles promising “cleaner engines” and “better fuel economy” but what does a fuel system cleaner really do once it enters your gas tank? This guide explains the science behind modern fuel additives and how they can genuinely...

    Read now
  • Red Line vs. Seafoam: Which Fuel System Cleaner Wins?
    July 29, 2025

    Red Line vs. Seafoam: Which Fuel System Cleaner Wins?

    Quick Answer

    Red Line SI-1 is the superior choice for cleaning injectors, GDI engines, and carbon buildup due to its high PEA concentration and full detergent package. Seafoam excels as a versatile stabilizer, moisture remover, and preventive maintenance additive for small engines, marine engines, and long-term fuel storage.

    Why These Two Cleaners Dominate the Market

    Fuel system cleaners fall into two major categories: PEA-based deep cleaners and petroleum-distillate-based stabilizers. Red Line SI-1 sits at the top of the PEA category, offering real carbon removal. Seafoam is one of the most trusted general-purpose cleaners and stabilizers for engines that don't need heavy-duty chemical cleaning.

    Read now