Home › Repairs › Spark Plugs & Ignition Coils (B58 / B48) › B58
BMW B58 Spark Plugs & Ignition Coils (B58 / B48) cost
Spark Plugs & Ignition Coils (B58 / B48) on a BMW with the B58 engine typically costs $950–$1,000 at a BMW dealer or about $269 in parts DIY, based on 3 real owner-reported prices.
Last updated · 3 reported prices from 3 cited sources
Plug change, with or without coils, on G-series and late F-series cars. These are only the prices reported for the B58. See the general Spark Plugs & Ignition Coils (B58 / B48) page for every BMW model.
Limited data: 3 reported prices from 3 sources, and no independent shop price found yet. Use the general repair page for more context.
Two dealer quotes for plugs on a 2020 M340i and a 2018 340i, plus a set of six Bosch coils as a parts price.
Typical cost
Ranges are the lowest and highest real prices in the table below. Estimates are shown but left out of the ranges. Shop prices include parts and labor unless noted.
Every B58 price we found
| Price | Where | Details | Source |
|---|---|---|---|
| $950 | Dealer | Dealer quote, plugs, 2020 M340i (B58) | [1] |
| $1,000 | Dealer | Dealer quote, plugs, 2018 340i (B58) | [2] |
| $269 | DIY | Six Bosch coils at $44.81 each (coils only, no plugs) | [3] |
Symptoms
- Misfire codes / flashing check engine light
- Rough idle or stumble under load
- CBS spark plug reminder
Labor times, parts, notes and every price for Spark Plugs & Ignition Coils (B58 / B48) on all BMWs →
Had this done? Share what you paid
Your price helps the next owner judge a BMW B58 Spark Plugs & Ignition Coils (B58 / B48) quote. We check every submission before adding it.
Form not showing? Open the price form.
Common questions
How much does BMW B58 Spark Plugs & Ignition Coils (B58 / B48) cost?
Spark Plugs & Ignition Coils (B58 / B48) on a BMW with the B58 engine typically costs $950–$1,000 at a BMW dealer or about $269 in parts DIY, based on 3 real owner-reported prices.
How much does BMW B58 Spark Plugs & Ignition Coils (B58 / B48) cost at a BMW dealer?
Dealer prices we found for the B58 ranged $950 to $1,000 (2 data points).
Can I do Spark Plugs & Ignition Coils (B58 / B48) on my B58 myself?
Owners who did it themselves or bought parts reported $269.
How long does Spark Plugs & Ignition Coils (B58 / B48) take?
Plugs are near the top of the engine on the B58; owners in the sources call it a short job with the right socket.
Sources
- Spark Plugs question for 2020 M340i G20 B58: Dealer wants $950 to replace (Reddit r/BmwTech)
- Is $1,000 too much for spark plugs replacement on 2018 340i through BMW dealer? (Reddit r/BMW)
- Bosch Ignition Coil, BMW B46/B48/B58/B58TU (12138643360) (BimmerWorld)
Get one big BMW repair breakdown a week
Dealer vs indy vs DIY. Free. No spam.
Embed not loading? Subscribe on beehiiv →