Walker 928-4078-4 Ignition Coil Set

Walker Coil Set 928-4078-4

Walker 928-4078-4 is an ignition coil set for select Toyota, Scion, Lexus, and Pontiac applications. It is a direct-fit ignition coil replacement for vehicles that need stable spark delivery and consistent engine performance.

Key Features

• Ignition coil set for OE-style replacement
• Fits select Toyota Camry, Corolla, Matrix, RAV4, Highlander, and Solara applications
• Also fits Scion xB and tC, Lexus HS250h, and Pontiac Vibe applications
• Application-specific fitment for vehicles with the listed coil stem and OE reference requirements
• Walker part number 928-4078-4 for catalog matching and ordering

Fitment Details

• Fits 2013-2015 Scion xB, Japan Built; 3 7/8" Coil Stem; Coil Set
• Fits 2013 Toyota Matrix, N/A
• Fits 2010-2012 Lexus HS250h, N/A
• Fits 2011-2012 Toyota Corolla, w/ OEM # 90919-02244, 3.-7/8" Stem; Coil Set
• Fits 2007-2011 Toyota Camry, Japan Built Vehicle; Coil Set
• Fits 2009-2010 Pontiac Vibe, N/A
• Fits 2005-2010 Scion tC, N/A
• Fits 2009-2010 Toyota Corolla, N/A
• Fits 2009-2010 Toyota Matrix, OE # 90919-02244; Coil Set
• Fits 2001-2008 Toyota RAV4, N/A
• Fits 2001-2007 Toyota Highlander, N/A
• Fits 2002-2006 Toyota Camry, N/A
• Fits 2002-2006 Toyota Solara, N/A

What It Is Used For

• Replacing a failed ignition coil on Toyota Camry, Corolla, Matrix, RAV4, Highlander, or Solara models
• Restoring spark output when the engine has misfire-related drivability issues
• Addressing rough idle, hesitation, or hard-start conditions tied to coil failure
• Correcting ignition performance problems on Scion xB, Scion tC, Lexus HS250h, and Pontiac Vibe applications

Installation Notes and Tips

Verify the OE number and coil stem length before installation, especially on 2011-2012 Toyota Corolla and 2009-2010 Toyota Matrix applications that reference OE 90919-02244. Confirm Japan-built vehicle notes where listed, and match the part number 928-4078-4 to the exact engine application before replacing the coil.

Quality Assurance

Walker ignition components are cataloged for specific vehicle applications to support accurate OE-style replacement selection. Confirm fitment against the vehicle year, make, model, and OE reference before installation.