Bosch 96313 Spark Plug

Bosch OE Fine Wire Double Iridium Spark Plug

Bosch 96313 is an OE Fine Wire Double Iridium spark plug built for direct replacement service in select GM applications. It combines an ultra-fine wire center electrode with a laser-welded ground electrode to support consistent ignition performance and long service life.

The Bosch OE Fine Wire Double Iridium line focuses on OE-style fit and durable electrode construction. For drivers servicing a Chevrolet Camaro, Cadillac CT5, Cadillac CTS, or Chevrolet Corvette, this spark plug is specified with a preset gap and tapered seat for the listed applications.

• Iridium center electrode tip for stable spark delivery
• Laser-welded ground electrode with iridium alloy inlay
• Fine-wire electrode design for improved ignitability
• Resistor plug with 6000 resistance
• Preset .8 gap; do not gap before installation
• Tapered seat, 14 mm thread diameter, 16 mm hex
• 4-cycle spark plug construction for OE replacement service

Detailed Product Overview

Bosch 96313 uses an iridium-alloy center electrode firing pin, nickel-yttrium and copper core materials, and a platinum-iridium and nickel-yttrium ground tip material to support durable operation under demanding ignition conditions. The non-projected ceramic insulator and standard ground configuration follow the OE-style design used in the listed Cadillac and Chevrolet applications. This part number is a direct service choice for 2017-2024 Chevrolet Camaro, 2023-2025 Cadillac Escalade, 2023-2025 Cadillac Escalade ESV, 2023-2024 Cadillac CT5, 2016-2019 Cadillac CTS, and 2015-2019 Chevrolet Corvette. Bosch 96313 is also listed for 2022 Cadillac CT5 with a note to leave the preset gap unchanged.

Common Replacement Reasons

• Engine misfire or rough idle
• Hard starting or extended crank time
• Reduced throttle response
• Loss of fuel economy from worn ignition components
• Service interval replacement on OE-style ignition systems

Installation Notes

Verify the vehicle application before installation and confirm the tapered-seat, 14 mm thread, 25 mm reach, and preset .8 gap match the original specification. For listed Cadillac CT5 and Cadillac CTS applications, do not gap the plug; install it at the factory preset setting. Use proper spark plug service procedures and torque specifications for the engine.

Quality Assurance

Bosch OE Fine Wire Double Iridium spark plugs are engineered around OE-style fitment and durable electrode materials for long-term ignition service. Part number 96313 is built to meet the listed application requirements for Cadillac and Chevrolet models.