Denso 671-8156 Spark Plug Wire Set

Denso 671-8156 Ignition Wire Set

Denso 671-8156 is a 7mm spark plug wire set built for direct replacement on select 2005 Chrysler 300, Dodge Magnum, and Jeep Grand Cherokee applications with the dual plug Hemi setup. It follows the factory form, fit, color, and performance profile for a clean OE-style ignition service.

Key Features

• 7mm insulation outside diameter for OE-style routing and fit
• Silicone spark plug boot material for heat resistance and durability
• 105-degree spark plug end boot for tight engine bay routing
• Female spark plug end terminal type
• Female distributor/coil end terminal type
• Built to meet or exceed OE/OES standards
• Direct replacement for Denso 671-8156 ignition wire applications

Product Details

Denso First Time Fit ignition wire sets are engineered to match the original wire set in form, fit, color, and performance. This 7mm wire set uses silicone boots and female terminals at both ends, with a 105-degree spark plug boot angle to support proper connection and routing in the engine compartment. For buyers searching for a 2005 Chrysler 300 spark plug wire set, a 2005 Dodge Magnum ignition wire set, or a 2005 Jeep Grand Cherokee wire replacement, Denso 671-8156 provides an OE-style service part for the dual plug Hemi platform.

This part cross-references Belden 700548 for the same application.

Common Issues It May Address

• Misfires caused by worn or heat-damaged plug wires
• Hard starting related to weak ignition transfer
• Rough idle from deteriorated wire insulation or terminals
• Voltage leakage from cracked or aged ignition leads
• Poor engine performance from inconsistent spark delivery

Installation Notes and Tips

Verify engine configuration before ordering, since this set is listed for 2005 Chrysler 300, 2005 Dodge Magnum, and 2005 Jeep Grand Cherokee with the dual plug Hemi and 7mm specification. Route each lead to match the original layout, confirm secure terminal engagement at the coil and spark plug ends, and inspect nearby heat sources and retaining points during installation. Use the vehicle’s original wire routing as the reference for proper fitment.

Quality Assurance

Denso First Time Fit ignition wire sets are produced to match OE service expectations and are built to meet or exceed OE/OES standards. Denso 671-8156 is intended as a direct-fit replacement for the listed Chrysler, Dodge, and Jeep applications.