Spark plugs/Glow plugs - Ignition/glow system
A~6811055
DENSO
Glow Plug DG-620
Wrench size [mm] 8
Thread size [mm] M8
Thread pitch [mm] 1
Total length [mm] 135
Connector PIN
Glow plug design pencil
Cone toe-in 93
EUR1 certificate Yes Yes
15.42
12.85 £
Lowest price in 30 days from the promotion is:
£
DENSO
Glow Plug DG-621
Wrench size [mm] 9
Thread size [mm] M9
Thread pitch [mm] 1
Total length [mm] 119
Connector PIN
Cone toe-in 93
EUR1 certificate Yes Yes
17.70
14.75 £
Lowest price in 30 days from the promotion is:
£
DENSO
Glow Plug DG-622
Wrench size [mm] 8
Thread size [mm] M8
Thread pitch [mm] 1
Total length [mm] 116
Connector PIN
Glow plug design pencil
Cone toe-in 93
EUR1 certificate Yes Yes
20.98
17.48 £
Lowest price in 30 days from the promotion is:
£
DENSO
Glow Plug DG-623
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 134
Connector PIN
Cone toe-in 63
EUR1 certificate Yes Yes
12.23
10.19 £ 20.26 £
Lowest price in 30 days from the promotion is:
12.23 £
DENSO
Glow Plug DG-625
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1.25
Total length [mm] 138
Connector PIN
Cone toe-in 123
EUR1 certificate Yes Yes
19.74
16.45 £
Lowest price in 30 days from the promotion is:
£
DENSO
Glow Plug DG-628
Wrench size [mm] 12
Thread size [mm] M12
Thread pitch [mm] 1.25
Total length [mm] 75.5
Connector PIN
Glow plug design metal
Cone toe-in 63
EUR1 certificate Yes Yes
17.10
14.25 £
Lowest price in 30 days from the promotion is:
£
DENSO
Glow Plug DG-631
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 163
Connector PIN
Cone toe-in 93
EUR1 certificate Yes Yes
17.50
14.58 £
Lowest price in 30 days from the promotion is:
£
DENSO
Glow Plug DG-634
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 145
Connector PIN
Cone toe-in 93
EUR1 certificate Yes Yes
19.60
16.33 £
Lowest price in 30 days from the promotion is:
£
DENSO
Glow Plug DG-653
Wrench size [mm] 8
Thread size [mm] M8
Thread pitch [mm] 1
Total length [mm] 144
Connector PIN
Cone toe-in 93
EUR1 certificate Yes Yes
25.86
21.55 £
Lowest price in 30 days from the promotion is:
£
DENSO
Glow Plug DG-660
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 131
Connector PIN
Cone toe-in 63
EUR1 certificate Yes Yes
16.24
13.53 £
Lowest price in 30 days from the promotion is:
£
DENSO
Glow Plug DG-665
Wrench size [mm] 8
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 157
Connector PIN
Cone toe-in 93
EUR1 certificate Yes Yes
20.98
17.48 £
Lowest price in 30 days from the promotion is:
£
DENSO
Glow Plug DG-669
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1.25
Total length [mm] 135
Connector PIN
Cone toe-in 93
EUR1 certificate Yes Yes
19.98
16.65 £
Lowest price in 30 days from the promotion is:
£
DENSO
Glow plug DG-673 4,4V M10x1
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 170.5
Connector PIN
Cone toe-in 93
18.00
15.00 £
Lowest price in 30 days from the promotion is:
£
AGRO
HIDRIA
Glow Plug H1 673
Wrench size [mm] 12
Thread size [mm] M12
Thread pitch [mm] 1.25
Total length [mm] 82
Connector PIN
Cone toe-in 63
Offer Agro
18.48
15.40 £
Lowest price in 30 days from the promotion is:
£
HIDRIA
Glow Plug H1 787
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 92
Connector PIN
Cone toe-in 63
Offer Truck
12.96
10.80 £
Lowest price in 30 days from the promotion is:
£
HIDRIA
Glow Plug H5 365
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 155
Connector PIN
Cone toe-in 93
17.22
14.35 £
Lowest price in 30 days from the promotion is:
£
ISKRA
Glow Plug 11 721 087
Wrench size [mm] 12
Thread size [mm] M12
Thread pitch [mm] 1.25
Total length [mm] 115
Connector PIN
8.10
6.75 £ 11.08 £
Lowest price in 30 days from the promotion is:
8.10 £
ISKRA
Glow Plug 11 721 090
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 133
Connector PIN
7.32
6.10 £ 9.60 £
Lowest price in 30 days from the promotion is:
7.32 £
ISKRA
Glow Plug 11 721 122
Wrench size [mm] 8
Thread size [mm] M8
Thread pitch [mm] 1
Total length [mm] 150
Connector PIN
7.55
6.29 £ 10.96 £
Lowest price in 30 days from the promotion is:
7.55 £
ISKRA
Glow Plug 11 721 166
Wrench size [mm] 8
Thread size [mm] M8
Thread pitch [mm] 1
Total length [mm] 124
Connector PIN
8.02
6.68 £ 10.62 £
Lowest price in 30 days from the promotion is:
8.02 £
ISKRA
Glow Plug 11 721 193
Wrench size [mm] 8
Thread size [mm] M8
Thread pitch [mm] 1
Total length [mm] 99
Connector PIN
7.99
6.66 £ 10.98 £
Lowest price in 30 days from the promotion is:
7.99 £
ISKRA
Glow Plug 11 721 201
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 130
Connector PIN
10.14
8.45 £ 12.12 £
Lowest price in 30 days from the promotion is:
10.14 £
ISKRA
Glow Plug 11 721 207
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 129
Connector PIN
8.52
7.10 £ 11.28 £
Lowest price in 30 days from the promotion is:
8.52 £
ISKRA
Glow Plug 11 721 339
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 130
Connector PIN
Glow plug design pencil
Cone toe-in 63
11.14
9.28 £
Lowest price in 30 days from the promotion is:
£
ISKRA
Glow Plug 11 721 394
Wrench size [mm] 9
Thread size [mm] M9
Thread pitch [mm] 1
Total length [mm] 119
Connector PIN
11.44
9.53 £
Lowest price in 30 days from the promotion is:
£
ISKRA
Glow Plug 11 721 396
Wrench size [mm] 9
Thread size [mm] M9
Thread pitch [mm] 1
Total length [mm] 156.5
Connector PIN
Cone toe-in 93
12.58
10.48 £
Lowest price in 30 days from the promotion is:
£
ISKRA
Glow Plug 11 721 408
Wrench size [mm] 8
Thread size [mm] M8
Thread pitch [mm] 1
Total length [mm] 131
Connector PIN
Glow plug design pencil
Cone toe-in 93
13.18
10.98 £
Lowest price in 30 days from the promotion is:
£
ISKRA
Glow Plug 11 721 411
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 154
Connector PIN
Glow plug design pencil
Cone toe-in 123 C
13.92
11.60 £
Lowest price in 30 days from the promotion is:
£
ISKRA
Glow Plug 11 721 444
Wrench size [mm] 10
Thread size [mm] M10
Thread pitch [mm] 1.25
Total length [mm] 159
Connector PIN
14.16
11.80 £
Lowest price in 30 days from the promotion is:
£
ISKRA
Glow Plug 11 721 450
Wrench size [mm] 9
Thread size [mm] M10
Thread pitch [mm] 1
Total length [mm] 156
Connector PIN
12.52
10.43 £
Lowest price in 30 days from the promotion is:
£
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Premium Spark Plugs & Glow Plugs for Peak Engine Performance
Ensure reliable ignition and optimal engine efficiency with our expertly curated selection of spark plugs and glow plugs at IC24.uk. Whether you drive a petrol or diesel vehicle, these components are critical for smooth engine starts, efficient combustion, and lower emissions—especially during cold weather starts.
Why Spark Plugs & Glow Plugs Matter
Spark plugs are essential for igniting the air-fuel mixture in petrol engines. High-quality spark plugs improve fuel efficiency, enhance throttle response, and reduce misfires. On the other hand, glow plugs are used in diesel engines to heat the combustion chamber, ensuring a quicker and smoother start—particularly in colder climates.
Signs You May Need Replacement
- Difficulty starting your vehicle
- Increased fuel consumption
- Engine misfires or rough idling
- Poor acceleration
- Check engine light related to ignition faults
If you notice any of these symptoms, it's time to inspect your plugs and consider replacements to avoid further damage and costly repairs.
Trusted Brands. Expertly Matched.
We stock a wide range of OEM-quality spark plugs and glow plugs from trusted manufacturers such as Bosch, NGK, Denso, and Beru—ensuring perfect fitment and lasting performance. Use our vehicle selector tool to find parts tailored to your specific make and model with ease.
Benefits of Choosing IC24.uk
- Wide selection of premium-quality ignition components
- Fast UK delivery from a trusted supplier
- Easy-to-use vehicle compatibility checker
- Competitive prices with regular offers
- Helpful customer support for fitment queries
Whether you're carrying out routine maintenance or resolving ignition issues, investing in the right spark or glow plug can dramatically improve your vehicle's performance and fuel economy.
Order your replacement spark plugs or glow plugs today and keep your engine running at its best.
Looking for more essential engine components? Explore our full range of engine oil level switches here and ensure your vehicle is protected from low oil levels and potential engine damage.