Top Mechanics For Subaru Spark Plug Change & Replacements
50 Reviews
Garage in Sawtry, 16 years of experience
Started my technician career at a VW main dealer in 2009 where I did a 3 year intense vw group apprenticeship, following there I went on to a fast fit centre where I stayed for a year, I then went on to spe...
AMELIA • 28th May 2025
Subaru Impreza • Spark plugs replacement
224 Reviews
Garage in Nottingham , 15 years of experience
I am the owner of the garage, we have been operating for the past 16 years. We are able to carry out all kinds of repairs including diagnostics, servicing, brakes, suspension, clutches, timing belts, gear bo...
795 Reviews
Garage in London, 30 years of experience
We are a group of skill full and highly qualified technicians based in West London and we have been running a successful mechanic & mobile repair business. Have a good client base and we specialise in comi...
4 Reviews
Mobile mechanic in Kings Lynn, 12 years of experience
I’m a fully qualified motor vehicle technician with 12 years of professional experience in the automotive industry. I’m a qualified BMW Service Technician and have 3 years’ experience as a Service Technician...
1 Reviews
Mobile mechanic in Accrington, 21 years of experience
An experienced and reliable mechanic with extensive hands-on experience in MOT testing, vehicle servicing and repairs, tyre fitting, and general vehicle maintenance. Skilled in diagnosing mechanical issues, ...
3 Reviews
Garage in Esh Winning, 20 years of experience
local independent & family run, all cars vans & 4x4s serviced and repaired Mots, brakes, clutches, turbos, General repairs, breakdown & Recovery, suspension, transmission, steering, wheel bearings we do i...
JAMES • 4th November 2026
Nissan Juke • Diagnostic Inspection
4 Reviews
Garage in Prenton, 20 years of experience
At ARS Wirral, we’re passionate about performance. Based in the heart of Wirral, we are a trusted local garage specialising in car remapping and car tuning—helping drivers get the most out of their vehicles....
DAVID • 4th November 2026
Renault Zoe • Lower wishbone replacement - front (driver side)
266 Reviews
Mobile mechanic in Basingstoke , 14 years of experience
Throughout my career, I've consistently valued honesty and transparency, catering to customers with varying levels of mechanical knowledge. My commitment is to ensure clients comprehend necessary work and fe...
RACHEL • 4th November 2026
Honda CR-V • Interim Service
29 Reviews
Mobile mechanic in Sompting , 5 years of experience
Honesty and quality are the bread and butter to what I do. After working at Mercedes Benz main dealer and an independent specialist for many years I’ve decided to become a mobile mechanic to bring an honest ...
636 Reviews
Garage in Middlesbrough , 12 years of experience
BMW Mini Rolls Royce Independent BMW group dealer level diagnostics and able to write official BMW service history. BMW Master Tech ZF Gearbox Specialist Diagnostics; Smoke Tests ISTA (BMW GROUP...
162 Reviews
Garage in Aylesbury, 15 years of experience
Fix It Fast – Your Local Vehicle Specialists From emergency breakdowns to routine maintenance, we’ve got you covered. We undertake all types of automotive work, including: • Breakdown Recovery & Repairs ...
MARYAN • 4th November 2026
Audi Q7 • Additional work following previous booking
63 Reviews
Mobile mechanic in St Ives, 20 years of experience
With over 20 years of hands-on experience, I provide expert automotive care for everything from the family car to heavy-duty HGVs. My approach is simple: combine dealership-level technical skill with the hon...
714 Reviews
Garage in Launceston , 25 years of experience
Full range of mechanical work including full diagnostic equipment, service and repair, welding, mot prep, car delivery
85 Reviews
Garage in Leeds, 7 years of experience
SJ Mobile Mechanic, we provide all your automotive needs from MOT to Brake Pads. Brake downs,Let us know if you need our services.
SIMON • 4th November 2026
Cupra Formentor • Plug-in Diagnostic Inspection
103 Reviews
Mobile mechanic in Swansea, 25 years of experience
In today's fast-paced world, vehicle troubles never seem to come at a convenient time. Caught between the demands of work, family, and daily life, finding the time for car repairs can feel like an impossible...
MITCHELL • 4th November 2026
Frequently asked questions about Subaru spark plug change & replacements
Read our answers to questions about spark plug change costs, symptoms and more.
What does a spark plug replacement on my Subaru involve?
- Mechanic will read the ECU for possible fault codes related to the ignition system.
- Mechanic will inspect the ignition system and spark plugs.
- If necessary, the mechanic will replace the full set of spark plugs
- Mechanic will advise if any other parts need to be replaced.
- Mechanic will check if the ignition system works correctly again and will test drive the car.
What are the symptoms of bad Subaru spark plugs?
The main symptoms that can occur when there is a faulty spark plug are;
- When starting the car is problematic.
- When the engine cuts out after starting.
- When the engine does not run smoothly (the engine misfires).
- When the car vibrates excessively.
- When the 'Check Engine' light on the car's dashboard is on.
How long will a spark plug change take on my Subaru?
On average a spark plugs change will usually take 1 hour, but can take anywhere from under 1 hour to 1.5 hours. The time that the job takes will depend on a range of factors. For example, your vehicle's make and model, year, as well as other factors. Select your car at the top of this page for information on job time and cost for your vehicle through ClickMechanic.
How often should you change Subaru spark plugs?
Spark plugs are critical to the smooth running of an engine. Without them, the engine will simply not work as it should, if at all. Therefore as soon as you are advised that the spark plugs need changing, you should do so. Running an engine with a faulty spark plug can also cause additional wear and tear on other items.
Spark plugs are always replaced as a set and not done individually.
How can I extend the life of my Subaru spark plugs?
The only thing you can do in reality is to use good fuel as this will improve the combustion and prevent the build up of deposits.
Manufacturers service schedules for spark plug changes should be adhered to all tie to prevent issues from arising with older plugs.
What type of spark plugs do I need for my Subaru?
The type of spark plugs you need for your car depends on the make, model, and year of your vehicle. This information can usually be found in the owner's manual or by using online part finders such as Bosch Aftermarket and NGK part finder. You can also input your reg number and postcode on our website and we'll get you a price for the correct spark plugs replacement for your vehicle.
Should I replace all Subaru spark plugs at the same time?
It's generally advisable to replace all of the spark plugs at the same time since they will most likely have the same amount of wear. This also helps ensure that all of the spark plugs are firing as they should together, which can help improve engine performance considerably.
How much does it cost to get spark plugs and wires changed on Subaru?
On average a spark plug change costs around £85. Depending on the damage caused to the wires, they will also need to replaced which bring the average total cost to about £100. As this cost will change depending on the make and model of the car, you can get an exact price for your car by entering your postcode and vehicle registration number at the top of the page.
Is it worth buying expensive spark plugs for my Subaru?
Whether it's worth buying expensive spark plugs will often depend on the type of metal used to manufacture the spark plugs.
Currently iridium spark plugs are the most expensive on the market as they're made of rare earth metal. Iridium plugs typically last longer, have a higher melting point, and create a more powerful spark. This means they help your car’s engine run better, and they last longer.
In fact, many iridium plugs come with a 20,000-mile guarantee, which means you can often go years without changing your plugs.
Can local garages offer home collection and delivery for Subaru spark plug change?
Yes, many local garages are able to offer collection and delivery for a spark plug change on your Subaru. With ClickMechanic collection & delivery is free if your vehicle is drivable. Once booked a mechanic will pick up the vehicle on the day and time of your choice, do the work, and return the vehicle at a time convenient to you. Simply enter your vehicle registration number and postcode to get an upfront price for a spark plug change on your Subaru.
Can mobile mechanics do Subaru spark plug change at my home or office?
Yes, mobile mechanics can do a spark plug change at your home or office on your Subaru, provided there is a safe and sufficient space to conduct the repair or replacement. With ClickMechanic, once booked for a date and time of your choice, your booking will be offered to vetted mobile mechanics in your area.
How much does a Subaru spark plug change cost?
The cost for a Subaru spark plug change depends on the model of your Subaru. See the averages for different models below. We use industry standard data & millions of data points so you know what you should be paying.
These estimates may include Spark plug.
| Name | Average Cost | |
|---|---|---|
| Subaru Forester | £93 | Get exact price |
| Subaru Impreza | £98 | Get exact price |
| Subaru Legacy | £97 | Get exact price |
| Subaru Outback | £127 | Get exact price |
Average costs for 7 models not shown due to insufficient data. Show ∨
- Subaru Justy
- Subaru Trezia
- Subaru XV
- Subaru Ignis
- Subaru WRX
- Subaru Tribeca
- Subaru BRZ
Estimates on average repair costs, such as the above results for a spark plug change, are based on ClickMechanic's quote data which combines multiple third-party sources. Actual costs may vary. We provide estimates on average repair costs for information only and accept no liability for any inaccuracies or errors. If you think an estimate is incorrect, please contact us to let us know.
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Mechanics that work on Subarus
- JD Auto Services Cardiff, Cardiff
- JM Autotronics, Minley
- KFAS Autos, Herne Bay