Denso 671-6315 Direct Ignition Coil Boot Kit

Denso Ignition Coil Boot Kit Overview

The Denso 671-6315 Direct Ignition Coil Boot Kit is built for OE-style ignition service on select Toyota and Lexus applications. It uses silicone boot material and a black finish to match factory-style fitment and performance expectations.

Denso First Time Fit COP boot sets are made to match the original boot form, fit, color, and performance used at the factory. The 671-6315 part number is a direct ignition coil boot kit for drivers servicing ignition components on Toyota Highlander, Toyota Camry, Toyota Sienna, Toyota Solara, Lexus RX330, Lexus ES330, and Lexus RX400h applications.

Key Features

• Direct ignition coil boot kit for OE-style replacement service
• Silicone boot material for heat-resistant ignition insulation
• Black boot color for factory-style appearance
• Female terminal design with 1 terminal
• Built to meet or exceed OE/OES standards in construction
• Part number 671-6315 for accurate ordering and catalog lookup

Fitment Details

• Fits 2004-2010 Toyota Highlander, N/A
• Fits 2006-2008 Lexus RX400h, N/A
• Fits 2004-2008 Toyota Solara, N/A
• Fits 2004-2006 Lexus ES330, N/A
• Fits 2004-2006 Lexus RX330, N/A
• Fits 2004-2006 Toyota Camry, N/A
• Fits 2004-2006 Toyota Sienna, N/A

What This Part Helps Address

• Cracked or worn ignition coil boots
• Misfire concerns caused by deteriorated boot insulation
• Moisture intrusion at the coil-to-spark plug connection
• Heat-related boot breakdown in the ignition system
• Factory-style replacement needs during ignition service

Installation Notes and Tips

Verify the vehicle application and ignition coil configuration before installation. The 671-6315 is listed for specific Toyota and Lexus models, including Toyota Highlander, Toyota Camry, and Lexus RX330 applications, so confirm the match against the original part before service. Inspect the coil, plug well, and surrounding ignition components for wear or contamination during replacement.

This part cross-references GP - Guaranteed Parts (e.g., SPP153E) and PROConnect (e.g., 156029) for the same application.

Quality Assurance

Denso First Time Fit COP boot sets are engineered to mirror factory-installed boots in form, fit, color, and performance. Construction is specified to meet or exceed OE/OES standards, supporting consistent ignition service on the listed Toyota and Lexus vehicles.