Description
Product Overview
The Hitachi 5225409-Kit ignition coil kit supports the maintenance and repair of ignition systems in various vehicles. This kit provides an OE-level, all-in-one set of matched components designed for precision fitment and reliability. Symptoms that may indicate the need for this kit include misfires, poor fuel economy, and difficulty starting the engine. The Hitachi 5225409-Kit is designed to address these issues effectively.
Kit Contents
- 16 x NGK – (3764) Spark Plugs – Iridium IX
- 8 x Hitachi – (IGC0143) Ignition Coils
Cross Reference Numbers
This Hitachi 5225409-Kit is equivalent to or replaces the following part numbers: IGC0143, 3764, BY481-BKR6E, BY481BKR6E, 0001587803, 98079-5614E-HE, 980795614EHE, 1UNA-18-110, 1UNA18110, A000158780380, 158780380, 22401AA500, 000158780380, MZ602066, A000158780364, 0001587303, 000158780364, 99000-79K60-KR6, 9900079K60KR6, 158780364, 0001587303, 999-06910-X9-007, 99906910X9007, JE43-18-110, JE4318110, 5225409Kit, 9610, AGPR22P, AGPS22P, 4702, 48921, 4201, 5304, FR7DPX, 3344-2, 33442, K20R-ZU11, K20RZU11, 3344, 3163, AGSP32P, SVK20RZ11, K20PR-TP11, K20PRTP11, VK20, 3162, FR6DPX, XP3923, 3262, IK20, 1765282, QSP1, IK20TT, 5604, AGPS22P1, 3764, 9607, 3449, UF359, FR6K1133X, GN10361, K20PR-ZU11, K20PRZU11, SAB330NG0611, FR7DII33X, 4417.
Vehicle Compatibility
- Mercedes-Benz CLK55 AMG 5.5 V8 (2003–2006)
- Mercedes-Benz C55 AMG 5.5 V8 (2005–2006)
- Mercedes-Benz SLK55 AMG 5.5 V8 (2005–2010)
This kit also fits other applications. Please use the vehicle selector tool to verify compatibility before purchase.
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Frequently Asked QuestionsWhat symptoms indicate a faulty ignition coil?
Common symptoms of a failing ignition coil include engine misfires, rough idling, and reduced power during acceleration.
How do I know if I need to replace my spark plugs?
Signs that spark plugs may need replacement include hard starting, decreased fuel efficiency, and engine sputtering, especially under load.
Can using this ignition coil kit resolve engine performance issues?
While this kit can support ignition system maintenance, performance issues may stem from various sources beyond just ignition components.
What is the importance of matching ignition coils with spark plugs?
Using matched ignition coils and spark plugs helps ensure optimal ignition performance and can mitigate issues like misfires and rough engine operation.
Are there specific diagnostic codes associated with ignition coil issues?
Yes, DTC codes such as P0300 (random/multiple cylinder misfire detected) can be related to faulty ignition coils or spark plugs.
Order Hitachi 5225409-Kit today to support a complete, well-matched repair for your vehicle.
Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.




