NGK 49418 Ignition Coil

NGK COP Ignition Coil for OE Replacement

NGK Part Number 49418 is a COP (pencil type) ignition coil built for distributorless ignition systems and standard replacement service. It is engineered to meet or exceed OE standards for durability and consistent ignition performance, with coverage for late-model domestic and import vehicles including Buick Enclave, Cadillac CTS, Cadillac STS, Chevrolet Traverse, GMC Acadia, Saab 9-3, and Saturn Outlook applications.

Key Features

• COP (pencil type) ignition coil for distributorless ignition systems
• 12.0-volt design with blade terminals and a female connector
• Bolt-on mount with one mounting hole for direct replacement service
• Standard replacement grade for OE-style fit and function
• Black/silver housing with a single connector interface
• Manufactured and tested under controlled conditions in an ISO 17025 accredited lab
• Cross-reference part numbers include DENSO 673-7302 and Standard Ignition UF-375

Product Details

NGK 49418 is part of the NGK COP (Pencil Type) Ignition Coil Multi-Pack line, a product family focused on ignition components for modern distributorless systems. NGK applies its OE legacy and extensive vehicle coverage to ignition coils that are built for dependable operation in real-world service conditions. This coil is a direct-fit style replacement for vehicles such as the Cadillac CTS, Buick Enclave, and Chevrolet Traverse, making it a practical choice for ignition service on GM and Saab platforms.

Common Issues This Coil May Address

• Engine misfire under load or at idle
• Hard starting or extended crank time
• Rough running and intermittent ignition performance
• Check engine light related to ignition coil faults
• Loss of power caused by weak spark delivery

Installation Notes

Verify connector style, terminal layout, and mounting style before installation. This coil uses a bolt-on mount, one mounting hole, a female connector, and male blade terminals. Confirm vehicle-specific application details for the Cadillac CTS, Cadillac STS, Buick Enclave, and other listed models before replacing the original part. Part number 49418 should be matched to the existing coil and engine configuration for proper fitment.

Quality Assurance

NGK develops and tests ignition coils in an ISO 17025 accredited laboratory and manufactures them to meet or exceed OE standards. The brand’s long-standing focus on ignition systems supports consistent quality control and broad application coverage across domestic and import vehicles. Part number 49418 reflects NGK’s standard replacement approach for dependable ignition service.