Karlyn 5057 Direct Ignition Coil

Karlyn-STI Direct Ignition Coil 5057

The Karlyn-STI 5057 direct ignition coil is an OEM replacement ignition coil for select Toyota and Lexus applications. It is built for vehicles that use three coils per engine, including the Toyota Camry, Avalon, Highlander, and Sienna, plus Lexus ES300 and RX300 models.

Use this direct ignition coil when servicing misfire-related ignition concerns on the listed applications. The Karlyn-STI product line focuses on direct-fit replacement parts for import vehicles, and part number 5057 is cataloged for multiple 1999-2005 Toyota and Lexus platforms.

Key Features

• Direct ignition coil for OE-style replacement
• Fits 2002-2005 Toyota Camry, N/A
• Fits 2000-2004 Toyota Avalon, N/A
• Fits 1999-2003 Lexus ES300, N/A
• Fits 1999-2003 Lexus RX300, N/A
• Fits 2001-2003 Toyota Highlander, N/A
• Fits 2001-2003 Toyota Sienna, N/A
• 3 required per vehicle on listed applications
• Part number: 5057

Application Details

This Karlyn ignition coil is a direct replacement for select Toyota Camry, Toyota Avalon, Lexus ES300, Lexus RX300, Toyota Highlander, and Toyota Sienna models. It is listed for 1999-2005 vehicles across the covered applications, with three coils required per vehicle.

This part cross-references no additional part numbers in the provided data.

Common Issues It May Address

• Engine misfire on one or more cylinders
• Rough idle after ignition coil failure
• Hard starting caused by weak spark output
• Check engine light related to ignition performance
• Loss of power under acceleration

Installation Notes

Verify engine application and coil count before ordering. For the listed vehicles, three coils are required per vehicle, so replace the affected coil or coils as needed to maintain consistent ignition performance. Confirm connector style and mounting location against the original part before installation.

Quality Assurance

Karlyn-STI 5057 is cataloged as an OEM replacement direct ignition coil for the specified Toyota and Lexus applications. Always confirm fitment by year, make, and model before installation.