KAX Ignition Coil & Iridium Spark Plug Kit — 5‑Pc Direct‑Fit for VW/Audi 2.0L (A6 Jetta Passat)

High-voltage KAX ignition coils paired with iridium spark plugs provide a direct-fit replacement set designed to restore quick starts, steady combustion, and reliable power for compatible VW/Audi 2.0L engines.

Replace worn coils and plugs with this matched kit from KAX to regain crisp throttle response and smoother idling without modifying your engine. The set includes five ignition coils engineered for rapid 0.1–0.2 second spark response and five iridium spark plugs that maintain consistent firing over long service intervals. Each component is manufactured to meet the original equipment specifications for an easy swap and dependable operation across a wide range of Volkswagen and Audi models.

Which vehicles will this KAX set fit?

This kit fits many 2.0L turbo and naturally aspirated Volkswagen and Audi models produced across several years. Confirm compatibility by comparing your vehicle’s year, engine code, and OEM part numbers listed below. Using the correct fitment avoids misfires, check-engine lights, and poor drivability.

• Common fits: A4, A5, A6, Jetta, Passat, Tiguan, Golf, GTI, Beetle, Q3, Q5, TT and others with 2.0L engines.
• Match engine codes like CBFA/CCTA where specified and years from mid‑2000s through late‑2010s as listed.
• Compare your car’s OEM reference numbers (e.g., 06H905601A, 101905621) to the provided reference list for certainty.

How do these coils and plugs improve engine performance?

The coils deliver high-voltage output for faster ignition timing, while the iridium plugs sustain a strong, consistent spark. Together they reduce hesitation and produce smoother acceleration under varying loads. Benefits are most noticeable after replacing aged or failing ignition components.

• Rapid ignition response (approx. 0.1–0.2 seconds) for quicker starts.
• Smoother idle and reduced engine hesitation under throttle.
• Consistent combustion that helps maintain fuel efficiency and drivability.

Is installation difficult and what should I prepare?

Installation is designed to be a straightforward OEM-style swap that most mechanically inclined owners can complete. Typically you unplug the old coil, remove it, plug in the new coil and install the new plug. Use basic hand tools, follow torque specs for spark plugs, and work on a cool engine to avoid damage.

• Tools: ratchet, spark plug socket, torque wrench, and dielectric grease optional.
• Time: expect about 30–60 minutes for the full five‑cylinder set on most vehicles.
• Tip: clear fault codes after installation with an OBD-II tool if needed.

What reference numbers and part details should I check before buying?

Confirm by cross-referencing the OEM part numbers and engine codes in your service manual or parts fiche. This KAX set lists many compatible reference numbers to help match to factory parts. Ensuring correct cross-reference prevents fitment issues and saves time.

• Samples from the reference list: 06H905621, 101905621, BKR7EIX, IK22, K22PRZU.
• Check your vehicle VIN or engine code when in doubt to find exact OEM matches.
• Contact a parts specialist with your VIN for final confirmation if uncertain.

Who is this for: This KAX 5-coil and 5-iridium-plug set is intended for owners of Volkswagen and Audi vehicles with 2.0L engines who need a reliable, OEM-style ignition refresh. It’s ideal for DIY mechanics, independent shops, and fleet maintenance teams seeking a complete replacement kit to restore starting reliability, smooth running, and consistent spark performance without the premium cost of dealer parts.