DENSO 671-6174 First Time Fit Spark Plug Wire Set - 5mm

The DENSO 671-6174 First Time Fit Ignition Wire Set is a direct-fit replacement spark plug wire set engineered to match the factory-installed wires in form, fit, color, and performance.

DENSO draws on its deep OE manufacturing expertise to produce aftermarket parts that meet or exceed the original equipment standards your engine was designed for. Every wire in this set is constructed to satisfy stringent OE/OES specifications, ensuring reliable ignition performance and a confident, long-lasting connection.

Key Features:

• Direct OE Fit: Identical in form, fit, color, and performance to the factory-installed wire sets
• 5mm Wire Diameter: Matches original equipment wire sizing for proper fitment
• Meets or Exceeds OE/OES Standards: Every component of the set is built to or beyond original equipment specifications
• SAE J2031 Class E Rated: Among the highest quality wire ratings used in the industry
• Wide Temperature Range: Engineered to withstand temperatures from -40°F to 428°F
• Secure Locking Boots: Boot and end cap design features an audible click to confirm a quality connection, even in tight or hard-to-reach locations
• Patented Terminal Attachment: Terminals are attached using a patented process that bonds the cable and boot together, preventing separation during installation or removal
• Pre-Assembled and Ready to Install: No modifications required — install straight out of the box

The DENSO 671-6174 ignition wire set is the trusted choice for restoring consistent spark delivery and maintaining the performance your ignition system was built to deliver.