Best Spark Plugs For Bmw 328i
Top 10 Best Spark Plugs For Bmw 328i
1
Autolite AP5325-4PK Platinum Spark Plug, 4 Pack
Price starts from: $12.48
Why we chose it
- Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts, quicker acceleration, and improved fuel economy
- Yttrium enhanced, high nickel alloy side electrode maintains precise gap to increase plug life
- Nickel-plated steel shell for long-life corrosion resistance
- Platinum alloy pad on ground electrode provides extended durability and service life and platinum-to-platinum firing
- Full platinum tip ensures virtually no gap erosion for long plug life
- Easy to install4.8
- Longevity4.6
- Value for money4.6
- Mileage4.3
2
Denso (3381) K20HR-U11 Traditional Spark Plug, Pack of 1
Price: $3.3 – $16.05
Why we chose it
- K20HR-U11
- Stable combustion during idling
- Efficient fuel consumption
- Improved cold-starting
- Increases engine performance and throttle response
- Value for money4.7
- Mileage4.6
3
Denso (4506) PKH20TT Platinum TT Spark Plug, (Pack of 1)
Price: $5.7 – $10.57
Why we chose it
- Twin-tip technology with 11 mm platinum center electrode and 11 mm titanium enhanced ground electrode
- Purified alumina powder insulator provides exceptional dielectric strength and thermal conductivity, allowing the material to stand up to extreme stress
- Improve fuel economy, better acceleration and faster starts than all other single platinum plugs
- Purified alumina powder insulator provides exceptional dielectric strength and thermal conductivity, allowing the material to stand up to extreme stress
- Value for money5
- Mileage5
4
Why we chose it
- BMW: 2006-07 525xi, 2008-10 528i, 2009-10 528i xDrive, 2008 528xi, 2006-07 530i, 2006-07 530xi SAAB: 2006-09 9-4
- 5 year performance satisfaction guarantee
- Original equipment, pre-gapped replacement delivering optimum fit, form and function for a wide range of vehicles including, but not limited to, the following:
- 360 continuous laser welding to fuse the platinum firing pin for increased durability
- BMW: 2007-10 X3, 2007-10 X5, 2006-10 Z4, 2008-13 128i, 2006-10 323i, 2006 325i, 2006 325xi, 2007-12 328i, 2009-12 328i xDrive, 2007-08 328xi, 2006 330i, 2006 330xi, 2006-07 525i
- Fine wire design provides excellent ignitability and performance
- Double Platinum firing pin and ground electrode inlay provide 3X longer service life compared to standard copper plugs
- Easy to install4.5
- Value for money4.2
- Longevity4.2
- Mileage4.2
5
Fram Autolite XP5325-4PK Iridium XP Spark Plug, Pack of 4
Price: $20.11 – $38.41
Why we chose it
- Iridium-enhanced 0.6mm finewire design for optimal durability and performance
- Platinum protected ground wire for maximum efficiency in all ignition types
- V-trimmed ground electrode for improved ignitability
- Better overall ignitability and optimum performance
- Limited lifetime warranty
- Value for money4.2
- Mileage4
- Longevity3.9
6
Denso (5344) IKH20 Iridium Power Spark Plug, (Pack of 1)
Price: $8.23 – $14.21
Why we chose it
- Its 360 degree laser welding process: ensuring exceptional quality bond and structural strength with the iridium center electrode
- U-groove and taper cut ground electrode: provides faster spark flame growth and lessens heat quenching
- Package Dimensions: 2.286 L x 8.382 H x 2.54 W (centimeters)
- 0.4 mm iridium center electrode: world’s smallest diameter that maximizes firing potential
- Longevity3.9
- Value for money3.8
- Mileage3.8
7
Denso (3421) SK20HR11 Iridium Long Life Spark Plug, Single Plug
Price: $6.53 – $22.28
Why we chose it
- Platinum Tipped Ground Electrode
- 0.7mm Fine Wire Iridium-Tipped Center Electrode
- Denso # 3421
- Extra Long Life Iridium Plug
- Single Plug
- Mileage4.7
- Longevity4.6
- Value for money4.5
8
Denso (4704) IKH20TT Iridium TT Spark Plug, (Pack of 1)
Price: $9.61 – $21.94
Why we chose it
- 0.4mm Iridium Center Electrode
- 0.7mm Platinum Ground Electrode
- Denso # 4704
- Larger spark translates to more power and superior fuel economy
- 0.4 mm iridium center electrode, world’s smallest diameter that maximizes firing potential
- Value for money3.6
- Mileage3.5
- Longevity3
9
Why we chose it
- Fine wire design provides excellent ignitability and performance
- 360 degree continuous laser weld fuses corrosion resistant Precious metal firing pin to base for increased durability
- Original equipment, pre-gapped replacement delivering optimum fit, form and function
- Double platinum firing pin and ground electrode inlay provide 3X longer service life compared to standard Copper plugs
- 5 year performance Satisfaction guarantee
- Fit type: Vehicle Specific
- Easy to install4.5
- Value for money4.2
- Longevity4.2
- Mileage4.2
10
Bosch Automotive 242145541 8165 Double Platinum Spark Plug, Up to 3X Longer Life (Pack of 10)
Price: $53.17 – $122.99
Why we chose it
- 5 year performance Satisfaction guarantee
- Fine wire design provides excellent ignitability and performance
- Fit type: Vehicle Specific
- Original equipment, pre-gapped replacement delivering optimum fit, form and function
- Double platinum firing pin and ground electrode inlay provide 3X longer service life compared to standard Copper plugs
- 360 degree continuous laser weld fuses corrosion resistant Precious metal firing pin to base for increased durability
Double Platinum Spark Plug - Up to 3X Longer Life for Select BMW 128i 323i 325i 325xi 328i 328xi 330i 330xi 525i 525xi 528i 528xi 530i 530xi X3 X5 Z4 xDrive and Saab 9-3 (Pack of 1)
Bosch Double Platinum spark plugs are engineered to extend performance life and durability. The fine wire design of the center electrode improves ignitability and performance in your engine while the platinum tip on both the center and ground electrodes ensure longer life.
- Ranking the Brands
- Autolite: 20.00%
- Denso: 50.00%
- Bosch Automotive: 30.00%
Comparison Table
| | | | | | | | | | |
| Autolite AP5325-4PK Platinum Spark Plug, 4 Pack | Denso (3381) K20HR-U11 Traditional Spark Plug, Pack of 1 | Denso (4506) PKH20TT Platinum TT Spark Plug, (Pack of 1) | Double Platinum Spark Plug – Up to 3X Longer Life for Select BMW 128i 323i 325i 325xi 328i 328xi 330i 330xi 525i 525xi 528i 528xi 530i 530xi X3 X5 Z4 xDrive and Saab 9-3 (Pack of 1) | Fram Autolite XP5325-4PK Iridium XP Spark Plug, Pack of 4 | Denso (5344) IKH20 Iridium Power Spark Plug, (Pack of 1) | Denso (3421) SK20HR11 Iridium Long Life Spark Plug, Single Plug | Denso (4704) IKH20TT Iridium TT Spark Plug, (Pack of 1) | Bosch FR7NPP332 Double Platinum Spark Plug – Up to 3X Longer Life for Select BMW 128i 323i 325i 325xi 328i 328xi 330i 330xi 525i 525xi 528i 528xi 530i 530xi X3 X5 Z4 xDrive and Saab 9-3 (Pack of 10) | Bosch Automotive 242145541 8165 Double Platinum Spark Plug, Up to 3X Longer Life (Pack of 10) | |
|---|---|---|---|---|---|---|---|---|---|---|
| Brand | Autolite | Denso | Denso | Bosch Automotive | Autolite | Denso | Denso | Denso | Bosch Automotive | Bosch Automotive |
| Core Material | Nickel | Copper | – | – | Iridium | – | Iridium | – | Platinum | Platinum |
| Top Material Type | Nickel, Alloy Steel | Metal | – | – | Nickel | – | Platinum | – | Metal | Metal |
| Manufacturer | Autolite | Denso | Denso | Bosch | FRAM | Denso | Denso | Denso | Bosch | Bosch |
| Item Weight | 8 ounces | 1.6 ounces | 1.76 ounces | 0.002 ounces | 7.8 ounces | 1.76 ounces | – | 1.6 ounces | 1.2 pounds | 2.11 ounces |
| Product Dimensions | 3.38 x 1 x 1 inches | – | – | 0.34 x 0.37 x 1.55 inches | – | 4 x 1 x 1 inches | – | 3.66 x 0.98 x 0.98 inches | – | – |
| Country of Origin | Mexico | China | China | Germany | Mexico | China | China | USA | Germany | Germany |
| Exterior | Chrome | – | – | Metal | Chrome | – | – | Painted | Machined | Machined |
| Is Discontinued By Manufacturer | – | No | No | No | No | No | No | No | No | No |
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