HomeIgnition > Ignition CoilDenso 673-2318 Direct Ignition Coil
Part #: 673-2318

Denso 673-2318 Direct Ignition Coil

Stick Coil
⚙️ 11 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$59.24Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Stick Coil
🚗Fitment: Acura, RDX and TSX
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Ignition Coil for Acura RDX and TSX

The Denso Stick Coil 673-2318 is designed to deliver consistent ignition performance for Acura RDX and TSX models. Engineered to operate at 12 volts, this gray direct ignition coil ensures efficient spark delivery for optimal engine function.

  • Direct ignition coil designed for Acura RDX and TSX
  • Operates at 12 volts for standard vehicle electrical systems
  • Gray color housing for easy identification
  • Part number 673-2318 for precise replacement
  • Part of Denso's Stick Coil product line

About the Denso Stick Coil Product Line

The Stick Coil line from Denso focuses on direct ignition coils that provide reliable spark generation by integrating the coil and plug boot into a single unit. This design simplifies installation and improves ignition efficiency by reducing energy loss. The 673-2318 model is part of this line, tailored specifically for Acura vehicles requiring a 12-volt ignition coil.

Product Details and Specifications

The Denso 673-2318 ignition coil features a direct ignition design that eliminates the need for spark plug wires, enhancing ignition reliability and reducing maintenance. Its 12-volt rating matches the electrical system of Acura RDX and TSX models, ensuring compatibility and proper function. The gray color casing helps technicians quickly identify the part during service. This coil is engineered to meet OEM standards for fit and performance.

Common Applications and Problem Resolution

  • Replacement for faulty or worn ignition coils in Acura RDX and TSX
  • Resolves engine misfires caused by weak or inconsistent spark
  • Addresses rough idling and poor acceleration issues
  • Helps restore fuel efficiency affected by ignition problems
  • Prevents engine stalling related to ignition coil failure

Installation Notes and Tips

When installing the Denso Stick Coil 673-2318, ensure the ignition system is powered off to avoid electrical shock. Verify the coil's 12-volt rating matches the vehicle's specifications. The direct ignition coil design allows for straightforward installation by connecting directly to the spark plug without additional wiring. Inspect the spark plug and ignition system components for wear during replacement to maintain optimal performance.

Quality Assurance and Warranty

Denso manufactures the 673-2318 ignition coil to meet strict quality standards, ensuring durability and reliable operation in Acura RDX and TSX vehicles. While specific warranty details are not provided here, Denso products typically come with manufacturer-backed warranties to protect against defects in materials and workmanship.

BrandDenso
Part Number673-2318
PositionStick Coil
Voltage12
ColorGray

This part fits 11 vehicles. Search below:

YearMakeModelPositionNotes
2012AcuraRDXN/AStick Coil
2011AcuraRDXN/AStick Coil
2010AcuraRDXN/AStick Coil
2009AcuraRDXN/AStick Coil
2008AcuraRDXN/AStick Coil
2008AcuraTSXN/AStick Coil
2007AcuraRDXN/AStick Coil
2007AcuraTSXN/AStick Coil
2006AcuraTSXN/AStick Coil
2005AcuraTSXN/AStick Coil
2004AcuraTSXN/AStick Coil

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

30520-PNC-00430520-RWC-A01

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.