ENA Ignition Coil Pack Set of 4 UF549 — Direct-Fit Replacement for Nissan & Infiniti (Fits 1.6L–5.6L)

ENA set of 4 ignition coil packs (UF549) replaces worn coils to restore engine spark delivery and smooth running in compatible Nissan and Infiniti models.

These four ignition coils from ENA are designed as direct-fit replacements for several Nissan and Infiniti engines across model years 2007–2019. Engineered to match original equipment specifications, the kit simplifies swapping failed coils without modifying wiring or brackets. The package includes four coils plus ENA’s lifetime warranty, making it a practical repair option for DIYers and professional technicians alike.

Which vehicles and engines will these coils fit?

The ENA UF549 coils cover many Nissan and Infiniti vehicles with 1.6L through 5.6L engines. Use your vehicle fit tool or compare part numbers to confirm compatibility before purchase.

• Common Nissan fits: Altima, Versa, Sentra, Cube, Rogue, Frontier, X-Trail, Pathfinder, Urvan, NP300 across 1.6L–2.5L and select 2.4L engines.
• Common Infiniti fits: QX60, QX70, FX50, M56, Q70/Q70L with 5.0L and 5.6L engines.
• Direct replacements for part numbers such as UF549, 22448-JA00A/C, 22448-ED000 and others listed in the parts cross-reference.

How do these ignition coils affect engine performance?

Healthy ignition coils supply strong, consistent spark to each cylinder; worn coils can cause misfires, rough idle, or reduced fuel efficiency. Replacing faulty coils with quality replacements like ENA’s kit can restore ignition reliability and engine smoothness.

• Re-establishes consistent spark timing and strength for smoother idling and acceleration.
• Reduces misfire-related drivability issues and diagnostic trouble codes (DTCs).
• Helps maintain fuel economy by ensuring complete combustion.

Is installation straightforward for a DIY mechanic?

Yes — these coils are built for direct-fit installation in compatible vehicles and usually require basic hand tools. Typical replacement involves removing the engine cover (if present), unplugging the electrical connector, and unbolting the coil before installing the new unit.

• No special programming or calibration is required when swapping like-for-like coil packs.
• Most jobs take under an hour for a single coil and often less when replacing all four at once.
• Always disconnect the battery and follow torque specs and safety steps from the vehicle manual.

What does the package include and what warranty is provided?

ENA ships this product as a set of four ignition coils intended to replace the factory coils in suitable vehicles. The set is backed by ENA’s lifetime warranty, giving added protection against defects and premature failures.

• Includes: Set of 4 ENA ignition coil packs (UF549 equivalent).
• Warranty: Lifetime warranty covering manufacturing defects—refer to ENA policy for terms.
• Compatibility guidance: Use the vehicle fit tool or compare OEM part numbers before ordering.

Who is this for: This ENA coil pack set is aimed at Nissan and Infiniti owners facing misfires, rough idle, or ignition-related error codes who want a cost-effective direct replacement. It suits DIY enthusiasts comfortable with basic engine-bay work and mechanics seeking a dependable aftermarket coil set that matches common OEM part numbers.