Top 10 Best Spark Plugs for Subaru Impreza
The Subaru Impreza is known for its reliability and performance, but to keep it running smoothly, you need the right spark plugs. The right spark plugs can improve fuel efficiency, increase power, and reduce emissions. In this article, we will review the top 10 best spark plugs for the Subaru Impreza, highlighting their features, pros and cons, and where to buy them.
1. NGK Iridium IX Spark Plug
- Material: Iridium
- Electrode gap: 0.044 inches
- Durable and long-lasting
- Better ignitability and performance
Pros: Excellent performance, increased fuel efficiency, long lifespan.
Cons: Higher price compared to standard plugs.
Price: $8.99 each
2. Denso Platinum TT Spark Plug
- Material: Platinum
- Electrode gap: 0.044 inches
- Designed for high performance
- Improved fuel efficiency
Pros: Affordable, good performance, easy to install.
Cons: Shorter lifespan than iridium plugs.
Price: $6.50 each
3. Bosch Platinum+4 Spark Plug
- Material: Platinum
- Quad electrode design
- Enhanced ignitability
- Better fuel economy
Pros: Long-lasting, improved performance, reduced misfires.
Cons: Can be pricier than standard options.
Price: $9.50 each
4. ACDelco Professional Iridium Spark Plug
- Material: Iridium
- Electrode gap: 0.040 inches
- High durability and reliability
- Reduces emissions
Pros: Excellent quality, long life, great performance.
Cons: Slightly more expensive.
Price: $9.00 each
5. Autolite APP104 Copper Spark Plug
- Material: Copper
- Electrode gap: 0.040 inches
- Designed for high performance engines
- Resists fouling
Pros: Budget-friendly, good performance, easy to replace.
Cons: Shorter lifespan than platinum or iridium.
Price: $2.99 each
6. E3 Spark Plugs E3.38
- Material: Copper core
- Unique diamond fire design
- Improves combustion efficiency
- Reduces emissions
Pros: Innovative design, better fuel efficiency, environmentally friendly.
Cons: Not as widely available as other brands.
Price: $4.99 each
7. Motorcraft SP-515 Spark Plug
- Material: Nickel
- Electrode gap: 0.054 inches
- Designed for high durability
- Resists corrosion
Pros: Good quality, affordable, reliable.
Cons: May not perform as well as premium plugs.
Price: $3.50 each
8. ACDelco Professional Rapidfire Spark Plug
- Material: Nickel
- Electrode gap: 0.060 inches
- Designed for quick acceleration
- Improves throttle response
Pros: Affordable, improved engine response, reliable.
Cons: Shorter lifespan compared to iridium plugs.
Price: $4.25 each
9. Bosch 4417 Platinum Spark Plug
- Material: Platinum
- Electrode gap: 0.044 inches
- Designed for long-lasting performance
- Reduces emissions
Pros: High quality, long-lasting, improved efficiency.
Cons: Can be more expensive than copper plugs.
Price: $8.99 each
10. NGK Laser Platinum Spark Plug
- Material: Platinum
- Electrode gap: 0.043 inches
- Designed for optimal performance
- Resistant to wear
Pros: Excellent durability, improves fuel efficiency, reduces emissions.
Cons: Higher price than standard plugs.
Price: $10.50 each
Summary
Choosing the right spark plugs for your Subaru Impreza is crucial for optimal performance and efficiency. Whether you opt for iridium, platinum, or copper plugs, each option has its unique benefits. From the highly durable NGK Iridium IX to the budget-friendly Autolite APP104, there’s a perfect spark plug for every driver’s needs. Always consider your driving style, vehicle usage, and budget when making your selection to ensure your Subaru Impreza continues to perform at its best.