RIUBPGUVE Fuel Injector Seal O-Ring Kit for Chevrolet Cruze/Equinox/Malibu DOHC — replaces 12673-056, heat-resistant seals

RIUBPGUVE Fuel Injector Seal O-Ring Kit replaces part numbers 12673-056 and 483640 to restore leak-free fuel delivery on compatible Chevrolet engines.

Keep the fuel injection system sealed and performing reliably with this complete O-ring kit designed for Chevrolet Cruze, Equinox, and Malibu DOHC engines. The kit supplies every rubber seal needed at each injector port, made from durable, high-temperature material to resist pressure and fuel contamination. Whether you're a do-it-yourself mechanic or a professional technician, this set simplifies repairs by delivering correct-fit parts in one box.

Which vehicles and engine types will this kit fit?

This kit is engineered for a range of GM models that use the same injector seals, most notably certain Chevrolet Cruze, Equinox, and Malibu vehicles with DOHC engines. Check your vehicle’s service manual or the original part number to confirm compatibility before ordering.

• Known replacements: fits parts labeled 12673-056 and 483640
• Common GM models: Cruze, Equinox, Malibu with DOHC fuel injection
• Designed for direct-fit installation where those part numbers are specified

How does this kit improve fuel system performance?

Fresh O-rings restore proper sealing around the injector bodies and the fuel rail, preventing leaks that can cause pressure loss, poor idling, or fuel odor. Reliable seals help maintain consistent fuel pressure, which supports smoother engine response and helps reduce maintenance problems tied to leaking injectors.

• Prevents external fuel leaks and potential vapors in the engine bay
• Maintains correct injector pressure for consistent spray patterns
• Reduces risk of degraded performance from aged, hardened seals

What materials and durability can I expect from the seals?

The kit uses high-performance rubber compounds formulated to withstand heat, pressure and fuel exposure. These materials resist chemical breakdown and aging, offering extended service life compared with cheaper, low-grade seals. Properly installed, they contribute to long-term leak prevention.

• Heat-resistant compound suited for under-hood temperatures
• Chemical resistance against gasoline and additives
• Anti-aging properties to limit hardening and cracking over time

What does the kit include and how easy is installation?

The kit is a full-service replacement pack containing every O-ring required to reseal fuel injectors for the listed fitments. Parts are organized to reduce the chance of missing components, and installation follows standard injector removal and reassembly procedures familiar to most mechanics and experienced DIYers.

• Complete set of injector-top and injector-seat O-rings included
• Packaged to avoid mix-ups and ensure you have every needed seal
• Fits as a direct replacement for the specified part numbers

Who is this for? This RIUBPGUVE Fuel Injector Seal O-Ring Kit is aimed at vehicle owners and technicians repairing Chevrolet Cruze, Equinox, or Malibu DOHC engines who need a reliable, direct-fit seal replacement. It’s especially useful for anyone troubleshooting fuel leaks, replacing injectors, or performing routine fuel system maintenance and wants durable, OEM-equivalent rubber seals without hunting down individual parts.