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Item #:
85764585
OverstockDirect Genuine OEM SP594 Iridium Spark Plugs (6 pack) CYFS12YRT3
Item #:
85764585
INR 8035
Price Details
Price
INR 8035
M.R.P. INR 8035
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Order now and get it around Saturday, August 08
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What Stands Out
Genuine OEM Quality
These spark plugs are genuine OEM parts, ensuring compatibility and reliability, leading to optimal engine performance and longevity.
Iridium Tip Technology
Featuring iridium tips, these spark plugs provide superior durability and a more efficient spark, resulting in improved fuel efficiency and reduced emissions.
Convenient 6-Pack
Sold in a 6-pack, these spark plugs offer convenience for those replacing multiple plugs at once, ensuring you have everything needed for a complete upgrade.
Product Details
- Insist on Genuine OEM Parts for the Best Performance of your Vehicle
- Offering the quality, reliability and durability you'd expect from OEM parts
- Research applications prior to purchase to make sure this OEM part fits your vehicle, including engine, drivetrain and quantity needed.
- OverstockDirect offers unbeatable service!
- This Listing is for 6 Spark Plugs
| Brand Name | Ford |
| Manufacturer Part Number | SP594 CYFS12YRT3 |
| OEM Equivalent Part Number | SP578 CYFS12YPT |
| Model Number | SP578 CYFS12YPT |
| Unit Count | 6.0 Count |
| Manufacturer | Motorcraft |
| Thread Size | M14x1.25 |
| Compatible with Vehicle Type | Ford |
| Automotive Fit Type | Vehicle Specific Fit |
| Core Material | Iridium |
| Top Material Type | Iridium |
| Brand | Ford |
| Vehicle Service Type | Ford |
| Item Weight | 1.2 lbs (540 grams) |
Who Should Buy?
-
Performance Enthusiasts
Ideal for users seeking improved engine performance and fuel efficiency with reliable, long-lasting spark plugs.
-
Regular Maintenance
Perfect for individuals prioritizing vehicle maintenance to ensure optimal engine functionality and reliability.
-
DIY Mechanics
Great choice for those who enjoy performing their own vehicle repairs, providing an easy installation process.
-
Budget Shoppers
Users looking for the cheapest spark plugs may find this product too expensive compared to alternatives.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What makes OverstockDirect Genuine OEM SP594 Iridium Spark Plugs special?
Answer: The OverstockDirect Genuine OEM SP594 Iridium Spark Plugs are designed for optimal performance in various engine types. Their iridium core provides superior conductivity and durability over traditional copper plugs. This means they can significantly enhance ignition efficiency, leading to better fuel economy and reduced emissions. For instance, if you drive a high-performance vehicle that requires precise ignition timing, using these iridium spark plugs can improve throttle response and overall engine performance. -
Question:
How do I know if these spark plugs are compatible with my vehicle?
Answer: To determine compatibility, you should check your vehicle's owner manual or consult your mechanic. Look for identifiers such as the engine type and specifications that match the SP594 model. Additionally, many online automotive forums or parts websites can provide insights based on your vehicle's make and model. By ensuring compatibility, you can avoid issues related to misfiring or decreased efficiency, leading to a smoother driving experience. -
Question:
What are the benefits of using iridium spark plugs over standard ones?
Answer: Iridium spark plugs like the SP594 offer enhanced performance due to their lower burning temperature and better resistance to fouling. This results in a longer lifespan compared to standard nickel or copper spark plugs. With iridium plugs, drivers can enjoy more consistent ignition, which translates to better engine performance and smoother vehicle operation, especially in demanding conditions such as high-speed driving or towing. -
Question:
How do I properly install these spark plugs?
Answer: Installation of the OverstockDirect SP594 Iridium Spark Plugs involves a few key steps. First, ensure the engine is cool and disconnect the battery. Next, use a spark plug socket to remove the old plugs, taking care not to damage the threads. Install the new plugs by hand initially to avoid cross-threading, and tighten them to the recommended torque specifications. This ensures proper seating and prevents potential misfires or engine issues. -
Question:
What is the expected lifespan of these spark plugs?
Answer: The expected lifespan of the OverstockDirect SP594 Iridium Spark Plugs typically exceeds 100,000 miles under normal driving conditions. Factors such as driving habits, engine condition, and maintenance can influence longevity. Regular checks can help you assess spark plug condition, ensuring optimal performance. For example, if you notice a drop in fuel efficiency or engine roughness, it may be time to check these plugs. -
Question:
Can I use these spark plugs in both gasoline and diesel engines?
Answer: The OverstockDirect SP594 Iridium Spark Plugs are primarily designed for gasoline engines. Using them in a diesel engine may not provide the proper ignition characteristics and could lead to performance issues. Diesel engines typically require different types of plugs, such as glow plugs, to ensure optimal ignition and combustion. For best results, always consult your vehicle's specifications regarding the type of spark plugs required. -
Question:
Are there specific maintenance tips for vehicles using iridium spark plugs?
Answer: When using iridium spark plugs like the SP594, routine maintenance includes regular inspections during oil changes. Look for signs of wear or carbon buildup, which can affect performance. Additionally, ensuring the ignition system is functioning correctly and checking for any leaks is vital. This not only extends the life of the spark plugs but optimizes overall vehicle performance, especially in terms of fuel efficiency and responsiveness. -
Question:
What kind of improvements can I expect after replacing old spark plugs with iridium ones?
Answer: Replacing old spark plugs with the OverstockDirect SP594 Iridium ones can lead to noticeable improvements in engine performance. Drivers can expect smoother idling, quicker acceleration, and improved fuel efficiency. For example, if your vehicle has been sluggish during start-up, new iridium plugs can reinvigorate engine responsiveness, making your driving experience more enjoyable and efficient overall. -
Question:
Where can I buy OverstockDirect Genuine OEM SP594 Iridium Spark Plugs in India?
Answer: You can purchase the OverstockDirect Genuine OEM SP594 Iridium Spark Plugs at Ubuy. They offer a wide selection of automotive parts and ensure that you get genuine products to maintain your vehicle's performance.
Ford Spark Plugs SP578 CYFS12YPT Editorial Review
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“Quality, fit, and variety are all good. Very good quality, perfect fit, with a good variety in 70s Bellbottom jeans. Keep them coming.”
20-Jul-26 · via Trustpilot
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“Product is nice. Well packaged and delivered promptly”
23 July 2026 · via Trustpilot
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neeraj
Verified buyer
“Product was delivered before time. At each steps remider given time to time ,product is also good and fruitful”
3 July 2026 · via Trustpilot
SP
siva
Verified buyer
“I received the product properly packed and without any damage. If you can provide a video showing how to assemble the parts, it would be a great help. Thanks & Regards, Siva Prakash.”
16-Jul-26 · via Trustpilot
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INR 8035
Order now and get it around Saturday, August 08
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.)
QTY:
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Features & Benefits
- Replaces the outdated SP578 CYFS12YPT model.
- Provides quality, reliability, and durability expected from OEM parts.
- Compatible with various vehicles; research applications before purchasing.
- Includes a pack of 6 spark plugs for convenience.
- Unbeatable service from OverstockDirect ensures customer satisfaction.
- Essential for maintaining optimal vehicle performance.
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