Champion 445 Spark Plug

Reliable Ignition with Champion Copper Plus Spark Plug 445

The Champion Copper Plus 445 spark plug is engineered to deliver consistent ignition performance for a range of vehicles including BMW, Hyundai, Kia, and Mercedes-Benz models. Designed with durable nickel electrodes and a resistor to reduce electrical noise, this spark plug supports efficient combustion and engine operation.

• Ground electrode core and center electrode tip made of nickel for durability
• Pre-set gap size of 0.033 inches (0.85 mm) for optimal spark
• Flat seat type with 1.043 inch reach and 12 mm thread diameter
• Non-removable nut electrical terminal type for secure connection
• Resistor type spark plug to minimize radio frequency interference
• Manufacturer heat range rating of 8 suitable for various driving conditions
• Hex size of 0.625 inches (15.88 mm) for standard installation tools

About the Champion Copper Plus Product Line

The Copper Plus line from Champion focuses on spark plugs that utilize copper cores to enhance conductivity and heat dissipation. This line is designed to provide reliable ignition performance with nickel electrodes that balance durability and cost-effectiveness. The Copper Plus 445 spark plug is part of this series, offering a solid option for drivers seeking dependable secondary ignition components compatible with multiple vehicle makes and models.

Technical Details and Compatibility

The Champion Copper Plus 445 spark plug features a single ground electrode with a nickel core and a nickel center electrode tip, ensuring consistent spark delivery. Its flat seat design and 12 mm thread diameter make it compatible with a variety of engines. The pre-gap size of 0.033 inches (0.85 mm) is factory set to optimize ignition timing and combustion efficiency. This spark plug is compatible with vehicles such as the BMW M3 and M5, Hyundai Elantra and Sonata, Kia Optima and Sorento, Mercedes-Benz C250 and GL450, as well as models from Genesis, Mitsubishi, and Isuzu.

Common Applications and Problem Solving

• Restores proper ignition in vehicles experiencing misfires or rough idling
• Helps improve fuel efficiency by ensuring complete combustion
• Reduces engine hesitation during acceleration
• Minimizes radio frequency interference with resistor design
• Supports stable engine performance in both city and highway driving

Installation Notes and Tips

• Verify compatibility with your vehicle’s make and model before installation
• Use a 15.88 mm (5/8 inch) spark plug socket for removal and installation
• Check and adjust spark plug gap if necessary, though pre-gap is factory set
• Apply anti-seize compound on threads if recommended by the vehicle manufacturer
• Tighten to manufacturer’s torque specifications to avoid damage

Quality Assurance and Warranty

Champion Copper Plus spark plugs are manufactured to meet industry standards for ignition components. The use of nickel electrodes and a resistor design ensures durability and consistent performance. While specific warranty details may vary, Champion typically offers coverage against manufacturing defects. Always consult product documentation or the vehicle manufacturer for warranty information related to your application.