446 Champion Plugs Spark Plug OE Replacement
446 Champion Plugs Spark Plug OE Replacement
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446 Champion Plugs Spark Plug OE Replacement
Experience unmatched reliability and performance with the 446 Champion Plugs Spark Plug. Designed for both automotive and power equipment, this OE replacement plug is engineered to meet the highest standards for durability and efficiency.
Key Features:
- Dependable Performance: The Champion Copper Plus® technology ensures consistent performance across a variety of applications.
- Enhanced Conductivity: The copper core center electrode optimizes heat control, leading to improved longevity and efficiency.
- Corrosion Protection: Featuring Tintac® and Ultraseal™ shell technology, this spark plug eliminates the need for anti-seize compounds, providing superior corrosion resistance.
- Advanced EMI and RFI Suppression: Our patented SAC-9 semi-conductor resistor maximizes electromagnetic and radio frequency interference suppression, ensuring smooth operation.
- ISO and SAE Standards Compliance: Built to industry standards, guaranteeing reliable performance you can trust.
Specifications:
- Reach: 1.043 Inch
- Resistor: Yes
- Electrode Type: OEM Electrode
- Core Material: Nickel Copper Alloy
- Electrode Tip Material: Nickel Copper Alloy
- Insulator Type: OEM
- Thread Size: 14 Millimeter
- Seat Type: Flat
- Wrench Diameter: 5/8 Inch Hex
- Quantity: Single
Whether you’re replacing spark plugs in older automotive engines or lawn and garden machinery, the 446 Champion Plugs Spark Plug is your go-to choice for quality and performance. Backed by a limited 2-year warranty, you can trust this plug to deliver when it matters most.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

