Spark Plug Replacement Cost in Seattle, WA

Spark Plug Replacement in Seattle, WA typically costs $100–$550 including parts and labor. Labor rates in Seattle are above average compared to the national average of $80–$440.

Getting the Best Price in Seattle

• Get quotes from 2–3 independent shops in Seattle before deciding
• Independent shops typically charge 20–35% less than dealerships
• Labor rates in Seattle are above average — factor this in when comparing national estimates
• Always get a written estimate before authorizing work

Dealer vs. Independent Shop in Seattle

Independent shops in Seattle, WA typically charge 20–35% less than dealerships for spark plug replacement. RepairIQ shows adjusted estimates for both shop types in your area.