What are the benefits of using NGK CR9EIX Iridium IX spark plugs?

The NGK CR9EIX Iridium IX spark plugs enhance engine performance by providing better ignitability and improved fuel efficiency. Iridium, being a precious metal, allows the spark plug to maintain a consistent spark over time, reducing misfires and promoting smoother engine operation. This is especially beneficial for performance vehicles and those undergoing frequent starts. Additionally, these spark plugs can last longer than traditional copper plugs, which means less frequent replacements.

How do I know if the NGK CR9EIX spark plug is compatible with my vehicle?

To determine compatibility, check your vehicle owner’s manual or the manufacturer's specifications. The NGK CR9EIX spark plug is typically suited for a variety of vehicles, especially those that specify iridium plugs for optimal performance. You can also utilize online compatibility checkers or consult with an automotive professional to ensure it fits your make and model for optimal engine functionality.

What makes Iridium IX spark plugs different from standard spark plugs?

Iridium IX spark plugs are designed with a fine-wire center electrode made of iridium, which offers several benefits over standard copper or nickel electrodes. This construction enables a more focused spark, leading to improved ignition performance and combustion efficiency. As a result, engines with these spark plugs tend to deliver better throttle response and overall power. The durability of iridium also means these plugs typically have a longer lifespan.

Can I install NGK CR9EIX spark plugs myself?

Yes, you can install the NGK CR9EIX spark plugs on your own, provided you have the right tools and some mechanical knowledge. Using a spark plug socket and a torque wrench, you can carefully remove the old spark plugs and install the new ones. Always follow the specific torque settings recommended in your vehicle manual to avoid over-tightening or under-tightening. This DIY approach can save time and keep your vehicle running smoothly.

Are NGK CR9EIX spark plugs suitable for high-performance applications?

Absolutely, the NGK CR9EIX spark plugs are specifically designed for high-performance applications. They provide a more reliable spark under demanding conditions, allowing for better engine response and efficiency. This is ideal for enthusiasts who drive sports cars or modified vehicles where enhanced performance is crucial. Using higher-quality spark plugs like the CR9EIX can contribute to overall improved vehicle dynamics.

What is the lifespan of NGK CR9EIX spark plugs?

The NGK CR9EIX spark plugs are known for their extended lifespan, typically lasting significantly longer than traditional copper spark plugs. Depending on driving conditions and vehicle type, they can last up to 100,000 miles. However, regular inspections and maintenance check-ups are recommended to monitor their condition, especially in high-performance vehicles to ensure they maintain optimal efficiency.

How often should I replace NGK CR9EIX spark plugs?

Replacement intervals for NGK CR9EIX spark plugs typically depend on driving conditions and your vehicle's requirements. Generally, it is advisable to check them every 30,000 to 100,000 miles, based on your vehicle’s manual recommendations. If you frequently drive in severe conditions, such as heavy traffic or extreme temperatures, more frequent inspections may be necessary to maintain optimal performance.

What indicates it's time to replace my spark plugs?

Signs that it’s time to replace your NGK CR9EIX spark plugs include engine misfires, rough idling, decreased fuel efficiency, or difficulty starting your vehicle. Additionally, if the engine management light illuminates on your dashboard, this could indicate spark plug issues. Regularly monitoring these symptoms can help you maintain your vehicle's engine health and performance.

Why choose NGK for spark plugs?

NGK is a trusted name in the automotive industry, known for producing high-quality spark plugs that enhance engine performance. Their products utilize advanced materials and technology to provide consistent ignition and improved vehicle efficiency. Choosing NGK spark plugs means investing in reliability, longevity, and superior performance, making them a popular choice among automotive professionals and enthusiasts alike.

Where can I buy NGK CR9EIX - Iridium IX Spark Plug - 4-Pack in India?

You can buy the NGK CR9EIX - Iridium IX Spark Plug - 4-Pack from Ubuy, an online shopping platform that offers a wide variety of automotive parts and accessories. Ubuy provides convenient access to these spark plugs, making it easier to find the specific automotive needs for your vehicle in India.

How to Shop NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/-- Online From Ubuy?

It’s easy to shop NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/-- online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/-- Available to Shop Online in India?

Yes, at Ubuy India this product is available for you to shop at a reasonable price. The NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/-- is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

NGK

NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/--

Upgrade your engine's performance with the high-quality Iridium Spark Plugs CR9EIX. Experience enhanced ignition, improved fuel efficiency, and smoother acceleration.

NGK

Item #: 28172728

NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/--

88% of respondents would recommend this to a friend

Item #: 28172728

INR 4356

Price Details

Price

INR 4356

M.R.P. INR 4356

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

^{*All items will import from US}

Availability : In stock

Imported from USA store

QTY:

Order now and get it around Sunday, October 25

Secured transaction

Our Top Logistics Partners

Upgrade your engine's performance with the high-quality Iridium Spark Plugs CR9EIX. Experience enhanced ignition, improved fuel efficiency, and smoother acceleration.

U-Care Warranty:

None

Select a Plan

Fast
Shipping

Free
Return^*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

Ships from Ubuy, Sold by:

Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

High Performance

NGK CR9EIX spark plugs enhance engine performance by providing optimal ignition and fuel efficiency, ensuring your vehicle runs smoothly and efficiently.

Long Lifespan

With advanced iridium technology, these spark plugs offer a longer lifespan compared to traditional plugs, reducing maintenance costs and frequency of replacements.

Engine Compatibility

Designed to fit a wide range of vehicles, the NGK CR9EIX spark plugs cater to both everyday drivers and performance enthusiasts, ensuring enhanced compatibility and functionality.

Product Details

NGK CR9EIX Iridium IX Spark Plug 4-Pack
Premium iridium spark plugs
Model: CR9EIX
Includes 4 spark plugs
Designed for improved ignition and performance
Long-lasting and durable

Brand Name	NGK
Manufacturer Part Number	CR9EIX
Number of Items	1
Item Highlight	Replaces RG6HCC 31600012 31600085 90793-20123 90793-20125 90793-20151 90793-2B125 99000-69835-CR9 999-06910-X9-024 4132.
Unit Count	1 Count
OEM Equivalent Part Number	7085731
Included Components	3521
Item Weight	4.48 ounces (127.01 grams)
Manufacturer	NGK
Model Number	3521
Thread Size	10mm
Compatible with Vehicle Type	Car, Truck
Automotive Fit Type	Vehicle Specific Fit
Core Material	Iridium
Top Material Type	Iridium
Brand	NGK
Vehicle Service Type	Car, Truck

Who Should Buy?

Performance Enthusiasts
Ideal for users seeking enhanced engine performance and efficiency through superior ignition and heat tolerance.
High Mileage Vehicles
Great for older cars needing reliable spark plugs that last longer, ensuring consistent engine performance.
DIY Mechanics
Perfect for home mechanics looking to upgrade their vehicle's ignition system with a quality, easy-to-install spark plug.

Budget Shoppers
May not be suitable for users looking for low-cost options, as iridium plugs are more expensive upfront.

Product Description

NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/--

Have any Query? Chat with us

Customer Questions & Answers

Question: How to Shop NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/-- Online From Ubuy?

Answer: It’s easy to shop NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/-- online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/-- Available to Shop Online in India?

Answer: Yes, at Ubuy India this product is available for you to shop at a reasonable price. The NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/-- is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

NGK Spark Plugs 3521 Editorial Review

The NGK CR9EIX Iridium IX Spark Plug is highly rated for its sparking power, making it ideal for fast bikes like the Suzuki Hayabusa. It comes pre-gapped within the acceptable range and provides excellent performance. However, some customers have experienced issues with compatibility, as the plug may not fit certain bike models despite being verified. Overall, this spark plug offers great value for its price.

Customer Reviews & Ratings

5.0

1 customers ratings

5 Star

100%
4 Star

0%
3 Star

0%
2 Star

0%
1 Star

0%

Review this product

Share your thoughts with other customers

Pros

High sparking power for fast bikes
Reasonable price
Fast delivery
Perfect fit for some bike models

Cons

Compatibility issues with certain bike models

Platform Trust & Buyer Confidence

4.3/5 1588 reviews

Read reviews

Anjan

Verified buyer

“It is really an amazing experince on importing items from US. Very simlified procedure of custom duty handling. The delivery was also done in lightning seed.”

20 September 2026 · via Trustpilot

Tom hollen

Verified buyer

“Product was of good quality.”

23 September 2026 · via Trustpilot

Justin

Verified buyer

“Very easy to use Very easy to use. Nice resolution. Ubuy got it in the assured time slot.”

06 October 2026 · via Trustpilot

Dangeti

Verified buyer

“I have ordered McLaren formula car for kids from Huffy. Ubuy actually done a great job by quality testing the car before shipping long distance over to India from USA. Ubuy has taken very good care over shipment as well. I am great fan of Ubuy and I wish them the success they deserve.”

07 October 2026 · via Trustpilot

Robbin

Verified buyer

“Highly recommended for hard-to-find items Extremely satisfied with my purchase on Ubuy. I was initially unsure about ordering from an international seller, but everything went without a hitch. All customs and shipping details were handled seamlessly with zero surprise fees at delivery. The product is 100% genuine and well-packaged. Highly recommended for rare or imported products!”

07 October 2026 · via Trustpilot

WHY SHOP WITH US

Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

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.
Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

INR 4356

Order now and get it around Sunday, October 25

QTY:

Secured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners

Fastest cross-border delivery

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns ^*, and secure packaging on every order.

NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/--

INR 4356

Fast Shipping

Free Return*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

What Stands Out

Product Details

Who Should Buy?

Product Description

Customer Questions & Answers

NGK Spark Plugs 3521 Editorial Review

Customer Reviews & Ratings

Review this product

Pros

Cons

Platform Trust & Buyer Confidence

WHY SHOP WITH US

Product Price History

Important information

INR 4356

Ubuy Assurance

Fast
Shipping

Free
Return^*