NGK 48757 Ignition Coil

NGK COP Ignition Coil for Porsche Applications

The NGK COP (Pencil Type) Ignition Coil, part number 48757, is a distributorless ignition coil built for direct replacement use on select Porsche vehicles. It is engineered to meet or exceed OE standards for durability and consistent ignition performance, with coverage that includes Porsche 911, Boxster, and Cayman applications.

Key Features

• 12-volt ignition coil for distributorless ignition systems
• COP (pencil type) design for direct coil-on-plug service
• Female connector with 4 terminals
• Blade terminal type with male terminal gender
• Oil-filled: No
• Part number 48757 for catalog and fitment lookup
• Cross-reference: Standard Ignition UF-641

Product Details

NGK’s COP ignition coil line focuses on OE-style fit, stable output, and consistent operation under demanding conditions. This coil is developed and tested in an ISO 17025 accredited lab, and NGK applies its long-standing ignition expertise to late-model domestic and import coverage. For Porsche owners searching for an ignition coil for a 2009-2019 Porsche 911, 2009-2016 Porsche Boxster, or 2009-2016 Porsche Cayman, part number 48757 is a direct catalog match for the listed applications. The NGK 48757 ignition coil is also referenced under NGK part number U5237.

What This Ignition Coil Helps Address

• Engine misfire caused by weak or inconsistent spark output
• Rough idle related to ignition coil degradation
• Hard starting from failing coil performance
• Loss of power under load from ignition breakdown
• Check engine light conditions tied to coil faults

Installation Notes and Tips

Verify the connector style, terminal layout, and engine application before installation. This coil uses a distributorless COP configuration and is intended for the listed Porsche fitments only. Inspect the spark plug and related ignition components during service, since worn plugs can place added stress on the coil. Confirm the part number 48757 against the vehicle’s original coil before replacement.

Quality Assurance

NGK manufactures ignition coils to meet or exceed OE standards and validates coil designs under extreme test conditions in an ISO 17025 accredited laboratory. The brand’s ignition-focused product history and broad vehicle coverage support dependable replacement selection for Porsche 911, Boxster, and Cayman applications.