Infiniti OE Replacement Spark Plugs

Brand: Infiniti | Part #ENG-3D2D63

Category: Engine Parts > Spark Plugs

The Infiniti OE Replacement Spark Plugs (P/N ENG-3D2D63) is a direct-fit Spark Plugs for the vehicles listed in the fitment section. Pre-checked for fitment against the listed engine families to avoid the wrong-port-or-bolt-pattern returns that plague generic catalogs. Sourced from Infiniti, a recognized supplier in the aftermarket auto parts channel. Part number ENG-3D2D63 is the manufacturer reference — match it against your old part or VIN-based lookup to confirm you have the right unit. Confirmed fitment on 2019–2024 Infiniti including QX50, QX55. Use the year/make/model selector above to verify your exact configuration before checkout. Same- or next-business-day handling on in-stock orders. Free US shipping over $75 — no surprise oversized fees on this item. Backed by a 90-day return window — if the part doesn't fit or the wrong unit was shipped, send it back for a full refund.

Price: $155.99 | In stock — ships within 1-2 business days. Free shipping.