Engine quotes vary widely by access time, gasket sets, and whether coolant/oil must be renewed. We provide a VIN‑verified estimate and document torque and timing marks where relevant.
Spark Plug Replacement — Typical NJ Price Ranges
| Repair / Package | Total Cost (NJ) |
|---|---|
| 4‑cyl Copper/Iridium (set) | $160–$280 |
| V6/V8 Iridium (set) | $260–$480 |
| Coil‑On‑Plug Add‑On (per coil) | $90–$160 |
*Totals shown are typical before tax/shop supplies. Actual quote varies by vehicle, access time, parts choice (OEM vs high‑quality aftermarket), and diagnostic results.
What Affects the Final Price
- Torque specs and timing marks are documented.
- We verify symptoms and codes before quoting parts.
- Fresh coolant/oil is included when required.
Get a Firm Price
Text us your VIN, mileage, and symptoms (if any). We’ll confirm parts availability and send an exact, parts‑inclusive quote today.