NGK 48959 Ignition Coil

NGK HEI Ignition Coil 48959

Restore consistent ignition performance with the NGK HEI Ignition Coil, part number 48959. This coil is built to meet or exceed OE standards and is developed for electronic ignition systems with a 12-volt design.

Compatible with Porsche 911 applications, this NGK ignition coil supports reliable spark delivery and stable operation. The HEI coil design, threaded terminals, and included mounting bracket make it a focused replacement for vehicles that use this configuration.

Key Features

• OE-standard construction for dependable ignition performance
• HEI coil design for electronic ignition systems
• 12-volt electrical specification
• Threaded terminals with male/female connector and terminal gender
• Mounting bracket included for installation support

Detailed Description

NGK part number 48959 is an HEI ignition coil engineered for electronic ignition systems and built to meet or exceed OE standards. The coil uses a 12-volt design, threaded terminals, and a male/female connector layout, with oil-free construction and an included mounting bracket. For Porsche 911 owners looking for a direct ignition coil replacement, this part provides a specification-driven solution backed by NGK’s long-standing ignition expertise.

NGK’s ignition product line is supported by extensive manufacturing, testing, and distribution capabilities, with development carried out in an ISO 17025 accredited test lab. That engineering focus is reflected in the 48959 coil, which is intended for late-model and specialty applications where consistent ignition output matters. This part cross-references Standard Ignition UF-134 for the same application.

What It Is Used For

• Replacing a worn or failing ignition coil
• Restoring spark output in electronic ignition systems
• Addressing misfire, hard-start, or weak-ignition symptoms
• Supporting stable engine operation under normal driving conditions

Installation Notes and Tips

Verify the ignition system type, terminal style, and connector layout before installation. Confirm fitment for your Porsche 911 application and compare the existing coil’s mounting and terminal configuration to part number 48959. Use the vehicle’s service information for proper electrical connection and mounting procedures.

Quality Assurance

NGK states that its ignition coils are manufactured to meet or exceed OE standards and are developed and tested under rigorous laboratory conditions. The brand’s OE legacy and long experience in ignition products support confidence in part number 48959.