Denso 671-6300 Direct Ignition Coil Boot Kit

Denso Direct Ignition Coil Boot Kit for Subaru

Denso 671-6300 is a direct ignition coil boot kit built for Subaru applications that use a 6-boots configuration. It is made to match factory-installed boot form, fit, color, and performance, making it a practical OE-style replacement for Subaru Legacy, Outback, Tribeca, and B9 Tribeca models.

The Denso First Time Fit line focuses on exact replacement parts for ignition service, and this boot kit follows that approach with silicone construction and OE/OES-level construction standards.

Key Features

• Direct ignition coil boot kit for Subaru ignition service
• Fits 2001-2009 Subaru Outback, N/A
• Fits 2006-2007 Subaru B9 Tribeca, N/A
• Fits 2008-2011 Subaru Legacy, N/A
• Fits 2008-2010 Subaru Tribeca, N/A
• Silicone boot material for heat-resistant ignition insulation
• Black boot color with factory-style appearance
• Length: 067.90
• Terminal quantity: 1
• Terminal gender: Male Female
• Part number 671-6300

Detailed Description

Denso 671-6300 is engineered as a direct replacement boot set for Subaru coil-on-plug ignition systems. The boot design mirrors the original factory part in shape and performance, helping maintain proper coil-to-spark plug connection on Subaru Legacy, Outback, Tribeca, and B9 Tribeca vehicles. If you are searching for a Subaru ignition coil boot kit, Subaru coil boot replacement, or Denso 671-6300 for Subaru Outback and Tribeca applications, this part matches the listed fitment and OE-style construction requirements.

The Denso First Time Fit product line is built for exact fitment and consistent ignition service. This boot kit uses silicone material for durability in high-temperature engine environments and is specified with a black finish and a 067.90 length. Part number 671-6300 is the reference to use when matching the correct boot kit for the listed Subaru models.

Common Issues This Part Can Address

• Cracked or heat-damaged ignition coil boots
• Misfire conditions caused by poor spark plug connection
• Hard starting related to worn ignition insulation
• Moisture intrusion at the coil-to-plug interface
• Rough idle from deteriorated boot material

Installation Notes and Tips

Confirm vehicle year, model, and ignition system layout before installation. Inspect the coil, spark plug, and surrounding ignition components for wear or contamination before replacing the boot kit. Clean mating surfaces and verify the boot seats fully on the coil and spark plug to maintain a secure electrical connection. For fitment verification, use part number 671-6300 against the listed Subaru applications.

Quality Assurance

Denso First Time Fit boot sets are manufactured to match factory-installed boots in form, fit, color, and performance, and each part is built to meet or exceed OE/OES standards. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.