5.7 Hemi Spark Plugs 2003-2025 NGK LZTR4AIX-11

NGK spark plug set for the 5.7 Hemi (2003-2025). Listed for one application: 5.7 Hemi engines, 2003-2025, in Dodge, Ram, Chrysler, Jeep applications. Confirm your engine code and year against this listing before ordering.

What it does

Spark plugs light the charge. Worn electrodes widen the gap, load the coils and misfire under boost or load. A fresh OE-heat-range set (or one step colder on boosted builds) restores a clean burn and full coil life.

Fits

• Dodge vehicles with the 5.7 Hemi engine, 2003-2025
• Ram vehicles with the 5.7 Hemi engine, 2003-2025
• Chrysler vehicles with the 5.7 Hemi engine, 2003-2025
• Jeep vehicles with the 5.7 Hemi engine, 2003-2025

Fixes

• misfire under load or a flashing check-engine light
• hard starts and rough idle
• a coil replacement (plugs go with them)

What's included

• a full engine set of spark plugs at the count stated

Specifications

• Brand: NGK
• Part number: LZTR4AIX-11
• Shipping weight: 1.5 lb
• Condition: new
• Product type: Spark Plugs

Cross-reference

Replaces or interchanges with NGK LZTR4AIX-11 for the 5.7 Hemi. Check the part number stamped on your original before ordering.

Free shipping on orders of $70 or more; everything else ships with calculated shipping at the part's real weight. Questions on fitment? Ask a tech before you buy.