--- product_id: 30955245 title: "CR9EIX - Iridium IX Spark Plug - 4-Pack/--" brand: "ngk" price: "284.24 DT" currency: TND in_stock: true reviews_count: 13 category: "Ngk" url: https://www.desertcart.tn/products/30955245-cr9eix-iridium-ix-spark-plug-4-pack store_origin: TN region: Tunisia --- # Iridium core for max spark efficiency 4-pack value bundle Direct OEM replacement fit CR9EIX - Iridium IX Spark Plug - 4-Pack/-- **Brand:** ngk **Price:** 284.24 DT **Availability:** ✅ In Stock ## Summary > ⚡ Ignite your drive with NGK Iridium IX – where power meets precision! ## Quick Answers - **What is this?** CR9EIX - Iridium IX Spark Plug - 4-Pack/-- by ngk - **How much does it cost?** 284.24 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/30955245-cr9eix-iridium-ix-spark-plug-4-pack) ## Best For - ngk enthusiasts ## Why This Product - Trusted ngk brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Perfect OEM Fit:** Seamlessly swap your old plugs with a guaranteed direct replacement designed for cars and trucks. - • **Value-Packed 4-Pack:** Get more bang for your buck with a convenient four-pack, keeping your engine firing strong. - • **Durability That Lasts:** Built to withstand extreme conditions, ensuring long-lasting reliability and fewer replacements. - • **Trusted by Professionals:** Rated 4.8 stars by over 500 users, join the community upgrading their ride’s performance. - • **Precision Iridium Performance:** Experience superior ignition with NGK's ultra-durable iridium tip for enhanced power and fuel efficiency. ## Overview The NGK CR9EIX Iridium IX Spark Plug 4-pack offers a high-performance ignition solution featuring a durable iridium tip for improved power and fuel efficiency. Designed as a direct OEM replacement for cars and trucks, these plugs ensure perfect fitment and long-lasting reliability. Backed by a 4.8-star rating from over 500 users, this value bundle delivers professional-grade quality to keep your engine running smoother and stronger. ## Description Genuine 4 pack NGK Iridium IX 3521 Spark Plug Review: GOOD PRODUCT - VALUE WAS GREAT FOR QUALITY. FIT WAS PERFECT START WAS RIGHT ON. POWER WAS IMPROVED. DURABLE AS IT SHOULD BE Review: Good - Great price for these quality spark plugs. My bike is running better! ## Features - 4 pack NGK Iridium IX 3521 Spark Plug - Genuine NGK Parts - Includes original packaging and hardware - Direct replacement auto parts - Confirm vehicle fitment with desertcart Confirmed Fit ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B004SKYAWM | | Best Sellers Rank | #7,408 in Automotive ( See Top 100 in Automotive ) #36 in Automotive Replacement Spark Plugs | | Brand Name | NGK | | Compatible with Vehicle Type | Car, Truck | | Core Material | Iridium | | Customer Reviews | 4.8 4.8 out of 5 stars (507) | | Included Components | 3521 | | Item Weight | 0.28 Pounds | | Manufacturer | NGK | | Manufacturer Part Number | CR9EIX | | Manufacturer Warranty Description | Includes manufacturer provided warranty | | Thread Size | 10mm | | Top Material Type | Iridium | ## Product Details - **Brand:** NGK - **Core Material:** Iridium - **Thread Size:** 10mm - **Top Material Type:** Iridium - **Vehicle Service Type:** Car, Truck ## Images ![CR9EIX - Iridium IX Spark Plug - 4-Pack/-- - Image 1](https://m.media-amazon.com/images/I/61wBxBvQUhL.jpg) ## Questions & Answers **Q: Are these ngk 3521 cr9eix iridium ix spark plugs?** A: These are correct and they perform flawlessly! Ron **Q: Will these fit a 2019 polaris rzr turbo s** A: To be safe: check with dealer or a cross reference app to be sure. Ron **Q: Will this work on my Harley Davidson 2018 street glide special?** A: I have a 2017 Road King with the Milwaukee 8 and this is the one it calls for. **Q: Are these the right iridium plugs for an Indian scout 60?** A: NGK has multiple grades of plugs that may fit your engine. It is recommended to go to NGK site at https://ngksparkplugs.com/en/part-finder to verify the applications that will fit your engine. This site will show you all of the available plugs to fit your engine and will also show you which grade plug is recommended for the best performance of your specific engine. ## Customer Reviews ### ⭐⭐⭐⭐⭐ GOOD PRODUCT *by M***. on February 20, 2026* VALUE WAS GREAT FOR QUALITY. FIT WAS PERFECT START WAS RIGHT ON. POWER WAS IMPROVED. DURABLE AS IT SHOULD BE ### ⭐⭐⭐⭐⭐ Good *by D***. on December 2, 2025* Great price for these quality spark plugs. My bike is running better! ### ⭐⭐⭐⭐⭐ Great plugs *by B***L on October 15, 2025* I installed these in my 2021 Indian Scout Bobber ABS. I can see the improvement over the regular plugs. The bike starts better and runs better at idle and full throttle. I recommend them. ## Frequently Bought Together - NGK CR9EIX - Iridium IX Spark Plug - 4-Pack/-- - K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils, Wrench Off Nut: Fits Select Suzuki Motorcycles, KN-138 - K&N Engine Air Filter: High Performance, Premium, Powersport Air Filter: Fits 2006-2010 SUZUKI (GSXR600, GSXR750) SU-7506 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/30955245-cr9eix-iridium-ix-spark-plug-4-pack](https://www.desertcart.tn/products/30955245-cr9eix-iridium-ix-spark-plug-4-pack) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-04-23*