NGK 96779 Spark Plug

NGK Laser Iridium Spark Plug for OE-Style Ignition

NGK Laser Iridium Spark Plug 96779 is built for drivers who want OE-style ignition performance with long service intervals and stable combustion. This spark plug is a direct-fit option for a wide range of Toyota, Ram, and Scion applications, including Toyota 4Runner, Camry, Highlander, RAV4, Venza, Sienna, FJ Cruiser, Tundra, and Scion tC.

Part number 96779 uses an iridium center electrode tip, a nickel ground electrode tip, and a 0.044 in pre-gap to match factory specifications on many late-model vehicles. NGK’s OE manufacturing background supports consistent fit, dependable spark delivery, and durability for everyday driving.

Key Features

• Laser Iridium spark plug with iridium center electrode tip for precise ignition performance
• 0.044 in pre-gap for OE-style replacement on listed applications
• Standard ground electrode design with nickel ground electrode core material
• Copper center electrode core material for efficient heat transfer
• 5 k? resistance and non-removable nut terminal
• Flat seat, 14 mm thread diameter, 5/8 in hex size, and 26.5 mm reach
• Manufacturer heat range 5

Product Details

NGK 96779 is an OE-equivalent Laser Iridium spark plug engineered for factory-style ignition systems that call for a 14 mm, flat-seat plug with a 0.044 in gap. It is listed for many Toyota and Ram engines, including 2015-2020 Toyota 4Runner, 2009-2018 Toyota RAV4, 2015-2017 Toyota Camry, 2009-2016 Toyota Highlander, 2009-2016 Toyota Venza, 2011-2016 Scion tC, and 2016-2020 Ram 2500 and Ram 3500 dual-plug applications. This part cross-references DENSO Auto Parts 4505 for the same application.

NGK’s OE legacy and North American manufacturing footprint make this spark plug a practical choice for routine maintenance on vehicles that specify long-life iridium plugs. Part number 96779 is also identified as ILFR5T11.

Common Issues This Spark Plug Can Address

• Rough idle caused by worn spark plug electrodes
• Hard starting from weak or inconsistent spark output
• Misfire codes related to aged ignition components
• Reduced fuel economy from degraded combustion efficiency
• Loss of throttle response from plug wear or incorrect gap

Installation Notes and Tips

Verify engine application, thread reach, seat type, and gap before installation. For listed fitments, use the specified 0.044 in gap and follow the vehicle service procedure for torque and plug access. This plug is listed for multiple Toyota models and Ram trucks, including Fits 2015-2020 Toyota 4Runner, N/A; Fits 2009-2018 Toyota RAV4, N/A; Fits 2016-2020 Ram 2500, N/A; and Fits 2016-2020 Ram 3500, N/A. On Ram dual-plug engines, confirm the correct OE-equivalent plug location and service interval requirements before replacement.

Quality Assurance

NGK is a major OE spark plug supplier in North America with decades of automotive manufacturing experience. Part number 96779 is built to original-equipment standards for durability and consistent ignition performance across the listed Toyota, Scion, and Ram applications.