Denso Direct Ignition Coil 673-1310 for Toyota/Scion/Lexus/Pontiac – Stick‑Style, OEM Fit and High‑Energy Spark

Denso 673-1310 is a direct-fit stick-style ignition coil engineered to replace worn coils on a range of Toyota, Scion, Lexus and Pontiac vehicles.

This coil is a purpose-built replacement part from Denso, the company that pioneered compact stick-type ignition coils. Designed to sit directly over the spark plug bore without a separate high-tension lead, the 673-1310 delivers consistent high-voltage output tailored for the exact engines it serves. It’s optimized for combustion efficiency and long-term durability while matching factory electrical and mechanical specifications.

Which vehicles and model years does this Denso coil fit?

The 673-1310 is manufactured to replace original coils on many popular compact and hybrid models. It covers specific years across Toyota, Scion, Lexus and Pontiac lineups so you can find a direct replacement without modification.

• Toyota: Corolla (2009–2019), Corolla iM (2017–2018), C-HR (2018–2022), Matrix (2009–2013), Prius (2010–2015), Prius Plug-In (2012–2015), Prius V (2012–2018)
• Scion: xD (2008–2014), iM (2016)
• Lexus: CT200h (2011–2017)
• Pontiac: Vibe (2009–2010)

How does this Denso direct ignition coil improve engine performance?

By delivering steady, high-energy spark pulses matched to the vehicle’s original ignition timing, this coil supports stable combustion and smoother engine operation. Its stick-coil layout minimizes energy loss by eliminating long ignition leads and reduces electromagnetic interference.

• Compact stick-type design installs directly over the spark plug bore for efficient energy transfer.
• Micro driver circuitry and optimized winding produce consistent spark intensity.
• Reduces voltage waste and helps maintain fuel efficiency under normal driving.

What are the build and quality features to expect from Denso 673-1310?

Denso designs and tests coils to meet strict OEM standards; the 673-1310 includes engineering improvements derived from decades of ignition research. The unit is inspected and validated to ensure proper electrical characteristics and a robust physical fit for the specified engines.

• Engineered for specific vehicle applications to ensure correct electrical output and fitment.
• Tested and inspected for performance and reliability before shipment.
• Durable materials resist heat and vibration found in modern engine bays.

Can I install the Denso coil myself and what should I check?

Installation is straightforward for anyone comfortable with basic engine work: the coil replaces the original stick coil on the spark plug bore with simple electrical connector hookup. Always follow vehicle service manual steps and verify proper torques and connector seating to prevent misfires or electrical faults.

• Disconnect battery before starting and work on a cool engine to avoid burns.
• Match part number 673-1310 with your vehicle’s OEM reference and orientation.
• Inspect spark plugs and connectors while replacing the coil for best results.

Who is this for: The Denso 673-1310 is aimed at owners and technicians of the listed Toyota, Scion, Lexus and Pontiac models who need a reliable, factory-quality replacement coil. It suits drivers prioritizing correct OEM fitment, consistent ignition output, and long-term reliability for everyday commuting and light performance needs.