NGK 58985 Direct Ignition Coil Boot

Reliable Ignition Performance for Cadillac and Saturn Vehicles

The NGK Coil on Plug Boot 58985 is designed to provide a secure and efficient connection for direct ignition systems. Engineered for select Cadillac and Saturn models, this premium-grade ignition coil boot ensures consistent spark delivery and optimal engine performance.

• Length: 2.95 inches for precise fitment
• Premium grade type for durability and heat resistance
• Black boot color for standard OEM appearance
• Part Number: CPB-GM012, Stock Number: 58985
• Compatible with Cadillac Catera, CTS, and Saturn L300, LS2, LW2, LW300, Vue models

About the NGK Coil on Plug Boot Product Line

The NGK Coil on Plug Boot product line focuses on delivering high-quality ignition components designed to meet or exceed OEM specifications. These boots are engineered to provide reliable electrical insulation and secure connections in direct ignition systems, reducing misfires and improving ignition efficiency. The NGK Coil on Plug Boot 58985 is part of this line, offering a premium-grade solution tailored for specific Cadillac and Saturn vehicles.

Product Details and Specifications

This direct ignition coil boot measures 2.95 inches in length, ensuring a precise fit for the ignition coil and spark plug interface. The premium grade construction provides enhanced resistance to heat, vibration, and electrical stress, which is critical for maintaining ignition system integrity. The black boot color matches OEM standards, maintaining the original engine bay appearance. Identified by part number CPB-GM012 and stock number 58985, this boot is manufactured to fit a range of Cadillac and Saturn models, including the Cadillac Catera and CTS, as well as Saturn L300, LS2, LW2, LW300, and Vue.

Common Applications and Issues Addressed

• Replacement for worn or cracked ignition coil boots
• Prevents misfires caused by poor electrical connections
• Reduces ignition system voltage leakage
• Improves engine starting reliability
• Maintains consistent spark delivery under high heat conditions

Installation Notes and Tips

Ensure the ignition system is cool before installation to avoid damage. Carefully remove the old coil boot without pulling on the ignition coil wire. Align the NGK Coil on Plug Boot 58985 properly to the ignition coil and spark plug to ensure a secure fit. Verify that the boot fully seats to prevent moisture ingress and electrical arcing. Consult vehicle-specific service manuals for torque specifications and detailed installation procedures.

Quality Assurance and Warranty

NGK ignition components are manufactured to meet strict quality standards for durability and performance. The NGK Coil on Plug Boot 58985 undergoes rigorous testing to ensure reliable operation in demanding automotive environments. Warranty coverage details should be confirmed with the original equipment manufacturer or authorized distributor.