Denso Direct Ignition Coil 673-2301 — Fits Honda Accord/Civic/CR-V/Element/S2000 & Acura RSX

Overview

Upgrade to a proven ignition solution with the Denso 673-2301 Direct Ignition Coil. This replacement part is designed for select Honda and Acura models and is ready to restore crisp spark delivery where it matters most. The coil drops neatly into the spark plug bore, eliminating the need for a traditional high-tension cable and reducing clutter in the engine bay.

Design and engineering you can rely on

Denso has a long history of innovating direct ignition technology. The 673-2301 continues that tradition with a compact, space-saving stick-type design that fits within the spark plug bore. The result is a streamlined setup that helps keep wiring simple and the engine compartment organized. Alongside this form, Denso includes micro-sized driver circuits and diagonal inductive windings, engineered to work together for dependable ignition output across a range of operating conditions.

Key benefits and what they mean for you

• Space-saving stick-type design reduces engine bay clutter and fits into tight spaces.
• No high-tension ignition cable to wear, break, or corrode, potentially lowering maintenance needs.
• Micro-sized driver circuits paired with diagonal inductive windings aim for consistent ignition output.
• Designed for high-energy ignition output to support efficient combustion in today’s engines.

Compatibility and specs

This coil is built as a vehicle-specific replacement for a subset of Honda and Acura models. It supports the following fitment ranges: 2003–2007 Honda Accord, 2002–2011 Honda Civic, 2002–2009 Honda CR-V, 2003–2011 Honda Element, 2004–2005 Honda S2000, and 2002–2006 Acura RSX. In addition to its automotive fit, the package lists practical dimensions and weight to help with planning and shipping: package dimensions are 8.3 L x 20.8 H x 8.4 W cm and the package weight is 0.268 kg. The coil is designed as a vehicle-specific fit for straightforward installation and reliable integration with your engine control system.

What you get and how it fits your vehicle

Beyond the core ignition coil, Denso emphasizes a direct-ignition approach that reduces the number of failing connections and simplifies the ignition path. The 673-2301 is crafted to be a precise replacement that aligns with modern, low-emission engines. This can contribute to smoother starts and steady engine response, especially when paired with other factory components and proper maintenance.

Real-world usage and expectations

Whether you’re restoring a well-loved Honda or Acura, or performing routine maintenance on a newer model within the supported range, this coil offers a practical upgrade path. While outcomes vary with overall vehicle condition, you may notice more consistent ignition behavior and a cleaner, more reliable startup during daily driving and routine commutes.

Why choose Denso

As a global leader in direct ignition technology, Denso designs each coil to suit its specific application. The 673-2301 benefits from this depth of engineering, including ongoing improvements from a worldwide team. The result is a high-quality ignition coil that aligns with modern, low-emission engines and the performance expectations of today’s drivers.