Spark Plugs 4pcs Double Iridium Spark Plugs D-4589 for IFR6E11 IFR6B11 IFR6T11 IFR6J11 IFR5T11 IFR5J11 IK20TT RC89WYP4 SK20R11 VK20
| Brand Name | Generic |
|---|---|
| Part Number | 4853462379414 |
Applications: Optimizes fuel-air combustion efficiency, resulting in more complete fuel combustion and effectively reducing fuel consumption; reduces exhaust pollutant emissions, inhibits in-cylinder carbon deposit formation, improves idling vibration, throttle lag, and weak acceleration, provides smooth and powerful power output, and reduces engine wear from long-term high-load operation. Driving experience is significantly enhanced
Design: A rationally designed heat-conducting structure perfectly balances heat absorption and dissipation, slowing down electrode aging and maintaining stable ignition even under high-speed, high-load operation
Material: The outer shell uses a rust-proof and corrosion-resistant metal plating, and the sealing parts use aging-resistant rubber materials. The internal structure is robust, and the overall design is resistant to high pressure, vibration, and oxidation
Easy Installation: No modifications are required; it can directly replace old or damaged spark plugs. Manufactured using strict quality control standards, it is more durable and saves on frequent replacement costs
Service: Please carefully verify your product's model number or OE number. Matching information is for reference only.
Summary: Directly replace with the same model spark plug; simply remove the original and install. No modifications required. Perfectly matches the original vehicle and meets OEM requirements
The part number is a unique identifier for your part. Please carefully review our pictures to ensure they meet your requirements. If you are unsure whether it fits your vehicle, please ssions, inhibits in-cylinder carbon deposit formation, improves idling vibration, throttle lag, and weak acceleration, provides smooth and powerful power output, and reduces engine wear from long-term high-load operation. Driving experience is significantly enhanced
Packing and shipping
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Packaging Regulation : |
Wooden Box / Carton |
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Delivery time : |
7~14 days(About) |
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Conditions : |
New and Genuine |

How do you order?
Okcarpart makes ordering GET Parts easy. Simply send a mail to us. Instead of searching online and guessing which parts you need, our team will make sure you get the correct parts. We process and deliver your order fast, and always at a competitive price. Enjoy 5-star service!
1.IDENTIFY
Determine the parts you need. To ensure the correct parts are quoted, it's best to have the machine make and model, along with part numbers and photos of the nameplate if possible. Our team of professionals are here to help ensure you get the correct parts that fit and work the first time. Our sales team can also survey and help identify the parts you may need. Please email us to get started!
2.ORDER
Our professional internal sales teams and strong supply chain system will assist you to identify the right parts, and can recommend the most cost-effective solution for you. Our team of professionals will process your order, and ensure your order is correct the first time. With over 15 years in the business, we remove the guesswork and always deliver.
3.DELIVER
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FAQs
Q1: What is the difference between OEM and Aftermarket parts, and how do I select the right quality level for my needs?
A: OEM (Original Equipment Manufacturer) parts guarantee exact fit and factory quality, typically at a higher cost. Our Aftermarket parts are sourced from certified manufacturers, often offering comparable performance and superior value. We clearly label all products to allow the customer to make an informed choice based on budget and required lifespan.
Q2: Since you are a global supplier, how do I calculate total shipping costs and estimated delivery time to my country/region?
A: Shipping costs are calculated based on part dimensions, weight, and the destination country during checkout. We offer multiple options (e.g., Economy, Express) with transparent, real-time tracking. Delivery times are clearly displayed and factor in customs processing for international orders.
Q3: What is the warranty period on your auto parts, and what does the warranty actually cover?
A: Most new parts carry a minimum 12-month limited warranty covering defects in material and workmanship, excluding wear and tear and improper installation. The specific warranty details (period and coverage) are clearly listed on each product page.
Q4: How secure is my personal and payment information when placing an order on "okcarpart" ?
A: We use industry-leading security protocols, including SSL encryption and reputable global payment gateways (TT, Visa, Mastercard, PayPal). We strictly comply with global data protection regulations to ensure customer information is secure and protected against fraud.
Q5: We conduct annual targeted procurement of autoparts and repair kits to sustain production. I'd like to know if there are any contract discounts available?
A: Absolutely. Our primary strength lies in supply capability. Whether it's OEM manufacturing or global inventory searches—from components to complete units—we can match your needs with the nearest partner's inventory for rapid delivery. Our global alliance enables transactions at wholesale agency rates.