Welcome to TXN Supply CO
New Arrivals
Fast & Secure Shipping
30 Days Moneyback
24/7 Customer Support
100% Satisfaction Guarantee
8 Pack NGK Iridium IX 3521 Spark Plugs CR9EIX
Looking for other pack sizes or similar items?
VIEW MORE OPTIONS IN OUR EBAY STORE
Product Description
The NGK Iridium IX 3521 CR9EIX Spark Plug 8 Pack is designed for dependable ignition, efficient combustion, and long-lasting durability for automotive, motorcycle, powersports, and small engine applications. Built for reliable performance and convenient replacement, this 8 pack helps support smooth starts and consistent engine operation with trusted NGK Iridium IX quality.
Features & Benefits:
🔧 Includes 8 NGK CR9EIX Iridium IX spark plugs for convenient multi-plug replacement
🔧 Fine-wire iridium center electrode helps deliver a focused spark and improved ignitability
🔧 Durable Iridium IX design supports longer service life versus conventional plugs
🔧 Resistor-type construction helps reduce electromagnetic interference for dependable operation
Specifications:
Brand & Part Number: NGK 3521 (CR9EIX)
Quantity: 8 Pack
Product Type: Iridium IX Spark Plug
Application: Automotive, motorcycle, powersports, and small engine replacement
Material: Iridium center electrode
Heat Range: 9
Thread Size: 10mm
Reach: 19mm
Hex Size: 16mm
Seat Type: Gasket
Resistor: Yes
Choose NGK CR9EIX Iridium IX spark plugs for reliable performance, convenient replacement, and trusted quality—order this 8 pack today!
Feature Category
Shop By Brand
About Us
At TXN Supply, we're driven by a passion for quality and reliability. Whether you're a DIY mechanic, an automotive professional, or just looking for top-notch essentials, we provide premium spark plugs, oil filters, fluids, and more from trusted brands like Champion, NGK, and ACDelco.
Our mission is simple: to deliver high-quality auto parts and everyday must-haves with fast shipping and great prices!
Payment
Immediate payment is required for all purchases. We accept major payment methods via eBay Managed Payments, including credit/debit cards, PayPal, Apple Pay, and Google Pay. Orders process immediately after payment. Contact us if you need assistance.
Shipping
We offer fast, reliable shipping within the USA. Orders are processed quickly and shipped via trusted carriers. Tracking information will be provided. Expedited options may be available at an extra cost. Contact us for any shipping inquiries.
Returns
We offer a 30-day return period. Items must be in original condition. Buyer is responsible for return shipping unless the item is defective or incorrect. Refunds are processed once the item is received. Contact us for any return assistance.
Why customers love us?
"Exactly as described, fast shipping, good packing and good communication."
Buyer: 8***S (363)
"Plugs As Described Great Price Good Communication Fast Shipping THANKS!"
Buyer: D***F (493)
"Exactly as described, great price, very fast shipping, excellent seller! Thanks!"
Buyer: R***R (1165)
"A+++ item as described, packaged well and shipped fast"
Buyer: P***R (844)