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- Dinan Iridium Spark Plug - 12x26.5x14MM (Flat...
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Item #:
189898481
Dinan Iridium Spark Plug - 12x26.5x14MM (Flat) - Heat Range 9 D640-0001
Item #:
189898481
SLE 790
Price Details
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Order now and get it around Tuesday, September 15
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Dinan Iridium Spark Plugs are an excellent upgrade for tuned, and even stock engines, lasting longer, running cooler, and requiring less voltage to produce a strong spark.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Enhanced Performance
Engineered for optimal combustion, the Dinan Iridium Spark Plug maximizes power output and fuel efficiency, ensuring smoother acceleration and improved engine response.
Superior Durability
Constructed with high-grade iridium material, these spark plugs resist wear and corrosion, offering a longer lifespan and reduced maintenance compared to standard plugs.
Precision Fit
Designed with accurate dimensions of 12x26.5x14MM, this flat spark plug guarantees a perfect fit for specific engines, enhancing reliability and functionality in high-performance applications.
Product Details
| Brand Name | Dinan |
| Manufacturer Part Number | D640-0001 |
| Number of Packs | 1 |
| Number of Items | 1 |
| UPC | 810065216687 |
| Unit Count | 1 Count |
| OEM Equivalent Part Number | 12120040551 |
| Included Components | Spark plug |
| Manufacturer | Dinan |
| Model Number | D640-0001 |
| Thread Size | M14x1.25 |
| Compatible with Vehicle Type | Car |
| Automotive Fit Type | Vehicle Specific Fit |
| Core Material | Iridium |
| Top Material Type | Iridium |
| Brand | Dinan |
| Vehicle Service Type | Car |
| Item Weight | 1 lbs (450 grams) |
Who Should Buy?
-
Performance Enthusiasts
Ideal for car owners looking to enhance engine performance and efficiency with high-quality spark plugs.
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Race Applications
Perfect for racing environments where consistent and reliable ignition is critical for optimal performance.
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Tuning Experts
Designed for tuners seeking precise tuning capabilities and higher ignition quality for modified engines.
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Casual Drivers
Not cost-effective for everyday drivers who primarily seek standard performance without modifications.
Product Description
Dinan Iridium Spark Plug - 12x26.5x14MM (Flat) - Heat Range 9 D640-0001
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Are these spark plugs suitable for stock vehicles?
Answer: Yes, Dinan Iridium Spark Plugs are applicable to both tuned and stock vehicles. -
Question:
What is the advantage of using iridium over standard materials?
Answer: Iridium has a higher melting point, is stronger, runs cooler, and requires less voltage for a strong spark compared to standard materials. -
Question:
What engines are compatible with the D640-0001 spark plug?
Answer: The D640-0001 spark plug is compatible with Gen 1 B48, Gen 1 & 2 B58 engines, and the S58.
Dinan Spark Plugs D640-0001 Editorial Review
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Pros
- Improves engine performance
- Durable construction
- Easy to install
- Compatible with many models
- Longer lifespan than standard plugs
Cons
- Some reports of inconsistent performance.
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“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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SLE 790
Order now and get it around Tuesday, September 15
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Upgrade your engine's performance with Dinan Iridium Spark Plugs.
- Made from durable iridium for longevity and reliability.
- Designed to run cooler and resist preignition for optimal performance.
- Compatible with both tuned and stock vehicles.
- Ideal for high boost, high cylinder pressure, and high-temperature scenarios.
- Pairs well with Dinan ignition coils for enhanced efficiency.
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