--- product_id: 86992814 title: "9621 OE Fine Wire Double Iridium Spark Plug - Advanced Original Equipment Technology with 4X Life - Pack of 4" brand: "bosch" price: "SAR 171" currency: SAR in_stock: true category: "Bosch" url: https://www.desertcart.com.sa/products/86992814-9621-oe-fine-wire-double-iridium-spark-plug-advanced-original store_origin: SA region: Saudi Arabia --- # 24% less voltage needed Factory pre-gapped, ready to install 4X longer lifespan durability 9621 OE Fine Wire Double Iridium Spark Plug - Advanced Original Equipment Technology with 4X Life - Pack of 4 **Brand:** bosch **Price:** SAR 171 **Availability:** ✅ In Stock ## Summary > ⚡ Ignite your drive with Bosch’s double iridium spark—where power meets precision! ## Quick Answers - **What is this?** 9621 OE Fine Wire Double Iridium Spark Plug - Advanced Original Equipment Technology with 4X Life - Pack of 4 by bosch - **How much does it cost?** SAR 171 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/86992814-9621-oe-fine-wire-double-iridium-spark-plug-advanced-original) ## Best For - bosch enthusiasts ## Why This Product - Trusted bosch brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Unmatched Longevity:** Double iridium electrodes deliver 4X the lifespan of standard plugs, keeping your engine firing strong mile after mile. - • **Trusted Bosch Quality:** Backed by a 4.6-star rating and Bosch’s legacy, these spark plugs guarantee reliability and performance for cars, SUVs, and trucks. - • **Plug & Play Installation:** Factory pre-gapped and corrosion-resistant nickel-plated threads mean no hassle, no anti-seize needed—just install and go. - • **Precision Ignition Efficiency:** 360° laser-welded ultra-fine iridium wire reduces voltage demand by up to 24%, sparking peak engine performance. - • **Engineered for Modern Powertrains:** OE-matched design ensures perfect fit and function for Gasoline Direct Injection (GDI) engines, unlocking your vehicle’s true potential. ## Overview Bosch 9621 OE Fine Wire Double Iridium Spark Plugs feature a 360-degree laser-welded ultra-fine iridium firing pin that reduces voltage requirements by up to 24%, enhancing ignitability and durability. Designed to meet or exceed OE specifications, they are factory pre-gapped and corrosion-resistant, ensuring easy installation and 4X longer lifespan. Perfectly compatible with modern Gasoline Direct Injection engines, these plugs deliver reliable, high-performance ignition for cars, SUVs, and trucks. ## Description Bosch OE Fine Wire Double Iridium Spark Plugs are engineered to deliver both high performance and long life, representing advanced original equipment (OE) spark plug technology. The ultra-fine wire design and laser welded tapered ground electrode deliver optimum performance, while the iridium center electrode and iridium ground electrode inlay help it to go the distance. OE-matched spark position ensures compatibility with Gasoline Direct Injection (GDI) technology used in modern gas engines. Bosch OE Fine Wire Double Iridium spark plugs are pre-gapped at the factory and ready to install right out of the box - gap adjustment prior to installation not required. The Nickel-plated rolled threads provide maximum resistance to corrosion - ensuring the spark plug removes easily from the cylinder head without galling - and do not require anti-seize during installation - saving time. Bosch Double Iridium Spark Plugs meet or exceed manufacturer design requirements for OE fit, form, and function for modern gasoline engines. Unlock the performance in your engine with Bosch Double Iridium Spark Plugs. ## Features - 360-degree laser welded ultra-fine wire iridium firing pin provides better ignitability - reducing voltage requirements up to 24% - and enhanced durability - Meets or exceeds manufacturer design requirements for OE fit, form, and function for modern gasoline engines - including Gasoline Direct Injection (GDI) engines ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0762GB2TM | | Automotive Fit Type | Vehicle Specific Fit | | Best Sellers Rank | #15,062 in Automotive ( See Top 100 in Automotive ) #69 in Automotive Replacement Spark Plugs | | Brand Name | Bosch | | Compatible with Vehicle Type | Car, SUV, Truck | | Core Material | Iridium | | Customer Reviews | 4.6 4.6 out of 5 stars (654) | | Gap Size | 0.04 inches | | Global Trade Identification Number | 00028851034265 | | Included Components | Spark Plugs | | Item Type Name | Spark Plugs | | Manufacturer | Bosch Automotive | | Manufacturer Part Number | 9621 | | Manufacturer Warranty Description | Limited | | Model Number | 9621 | | Number of Items | 1 | | Thread Size | 12mm | | Top Material Type | Iridium | | UPC | 028851034265 | | Unit Count | 4 Count | ## Product Details - **Brand:** Bosch - **Core Material:** Iridium - **Thread Size:** 12mm - **Top Material Type:** Iridium - **Vehicle Service Type:** Car, SUV, Truck ## Images ![9621 OE Fine Wire Double Iridium Spark Plug - Advanced Original Equipment Technology with 4X Life - Pack of 4 - Image 1](https://m.media-amazon.com/images/I/71FZXJroy2L.jpg) --- ## 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.com.sa/products/86992814-9621-oe-fine-wire-double-iridium-spark-plug-advanced-original](https://www.desertcart.com.sa/products/86992814-9621-oe-fine-wire-double-iridium-spark-plug-advanced-original) --- *Product available on Desertcart Saudi Arabia* *Store origin: SA* *Last updated: 2026-09-06*