Spark Plugs for BMW 3 Series Long Wheelbase — Price, Symptoms & Replacement Guide
Category: Engine | Failure Severity: Medium | Replacement Cost in India: ₹2,000–₹8,000
What is the Spark Plugs?
Spark plugs ignite the air-fuel mixture in petrol engines.
How the Spark Plugs Works
They create an electric spark to initiate combustion.
Why the Spark Plugs is Important
Essential for engine starting and smooth combustion.
Common Problems with the Spark Plugs
- Fouling
- Wear
- Carbon buildup
Warning Symptoms of a Failing Spark Plugs
- Misfire
- Poor mileage
- Hard start
Common Causes of Spark Plugs Failure
- Carbon deposits
- Old age
Impact on Car Performance
Leads to inefficient combustion and power loss.
DIY Fix Guide — Step by Step
- Remove spark plug
- Inspect electrode
- Clean or replace
- Reinstall properly
Maintenance Tips
- Replace every 20,000–40,000 km
Spark Plugs Replacement Cost in India
Expect to pay between ₹2,000 and ₹8,000 for genuine parts plus labour at an authorised BMW workshop. Local garages and aftermarket parts can be 20–40% cheaper but may compromise warranty.
Where to Buy Spark Plugs Online
Search trusted Indian car-parts retailers like Boodmo, Amazon India and Flipkart for genuine and OEM-grade Spark Plugs listings.
When to Replace the Spark Plugs
Replace if fouled or worn.