--- product_id: 152256183 title: "Autolite AR32-4PK High Performance Racing Non-Resistor Spark Plug, Pack of 4" brand: "autolite iridium ultra" price: "£28.52" currency: GBP in_stock: true reviews_count: 2 url: https://www.desertcart.co.uk/products/152256183-autolite-ar32-4pk-high-performance-racing-non-resistor-spark-plug store_origin: GB region: United Kingdom --- # Cut background electrode for faster ignition 8% cooler wire temp Nickel anti-corrosion plating Autolite AR32-4PK High Performance Racing Non-Resistor Spark Plug, Pack of 4 **Brand:** autolite iridium ultra **Price:** £28.52 **Availability:** ✅ In Stock ## Summary > ⚡ Ignite your engine’s full potential with Autolite Racing Spark Plugs! ## Quick Answers - **What is this?** Autolite AR32-4PK High Performance Racing Non-Resistor Spark Plug, Pack of 4 by autolite iridium ultra - **How much does it cost?** £28.52 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/152256183-autolite-ar32-4pk-high-performance-racing-non-resistor-spark-plug) ## Best For - autolite iridium ultra enthusiasts ## Why This Product - Trusted autolite iridium ultra brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Legacy of Excellence:** Backed by over 100 years and 11 billion plugs produced, ensuring OE-level quality and reliability. - • **Race-Proven Performance:** Trusted by professional drivers for maximum engine power and responsiveness. - • **Optimized Ignition Design:** Cut background electrode accelerates flame kernel growth for quicker, cleaner combustion. - • **Corrosion-Resistant Finish:** Nickel plating outperforms black oxide to keep plugs rust-free and efficient under pressure. - • **Yttrium-Enhanced Durability:** Reduces wire temperature by 8%, minimizing pre-ignition and extending spark plug life. ## Overview Autolite AR32-4PK Racing Spark Plugs deliver professional-grade ignition performance with yttrium-enhanced alloy for cooler operation, nickel plating for superior corrosion resistance, and a cut background electrode for faster flame kernel growth. Designed for modified engines and colder heat ranges, these plugs combine over a century of trusted innovation to maximize durability and efficiency in high-stress racing conditions. ## Description Autolite Racing Spark Plugs are used by many professional race car drivers. These spark plugs contain an Yttrium-Enhanced Alloy, which enables up to 8 percent reduction in side wire temperature for improved durability and less pre-ignition. Autolite racing plugs are available in colder heat ranges than most plug manufacturers to support modified engines and feature a cut background electrode for improved ignitibility and faster flame kernel growth. They are also nickel plated for a long-lasting, corrosion-resistant finish. Since its inception, the Autolite brand has provided the automotive aftermarket and Original Equipment manufacturers the highest quality ignition products. Autolite has been in operation for over 100 years and has produced more than 11 billion spark plugs and glow plugs. These plugs are specifically designed for each application to meet or exceed OE quality and performance. Autolite makes plugs for Japanese, European, and Korean cars as well as plugs for Lawn & Garden and Power Sports. As a leading supplier of spark plugs, the Autolite brand has the right ignition products for your application, regardless of make or model, import or domestic. Review: Great plugs for racing applications - Well made and holds up to heavy abuse- highly recommend Review: Five Stars - Good price and in stock ## Features - MAXIMUM PERFORMANCE: Replacement racing spark plugs are used by many professional car drivers. Our high performance spark plugs deliver the action-pack performance that professional is looking for to reach maximum performance - EFFICIENCY: This automotive replacement spark plug has anti-corrosive nickel-plating that prevents rusting better than black oxide, allowing the plug to maintain its durability and efficiency - IMPROVED DURABILITY: Autolite Racing Spark Plugs contains Yttrium-enhanced alloy to enable up to 8% reduction inside wire temperature for improved durability and less pre-ignition. Designed with colder heat ranges - CONSTRUCTION: This automotive replacement spark plug features a cut background electrode for improved ignitability of flame kernel and better heat transfer. Coated in an anti-corrosive nickel plating to prevent rusting - AUTOLITE ADVANTAGE: Autolite Spark Plugs has been producing spark plugs since 1936, making it one of the most trusted and reliable brands for your OE replacement spark plugs needs. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B004AH6W88 | | Best Sellers Rank | #678,496 in Automotive ( See Top 100 in Automotive ) #3,803 in Automotive Replacement Spark Plugs | | Brand | Autolite Iridium Ultra | | Brand Name | Autolite Iridium Ultra | | Compatible with Vehicle Type | Car | | Core Material | Nickel | | Customer Reviews | 4.8 out of 5 stars 8 Reviews | | Global Trade Identification Number | 00009100024909 | | Included Components | Racing Non-Resistor Spark Plug | | Item Type Name | Racing Non-Resistor Spark Plug | | Manufacturer | Autolite | | Manufacturer Part Number | AR32-4PK | | Manufacturer Warranty Description | Lifetime Limited Warranty | | Thread Size | 14mm | | Top Material Type | Nickel | | UPC | 009100024909 | | Vehicle Service Type | Car | ## Product Details - **Brand:** Autolite - **Core Material:** Nickel - **Thread Size:** 14mm - **Top Material Type:** Nickel - **Vehicle Service Type:** Car ## Images ![Autolite AR32-4PK High Performance Racing Non-Resistor Spark Plug, Pack of 4 - Image 1](https://m.media-amazon.com/images/I/71Bq-jTkqeL.jpg) ![Autolite AR32-4PK High Performance Racing Non-Resistor Spark Plug, Pack of 4 - Image 2](https://m.media-amazon.com/images/I/41wjLnW+doL.jpg) ![Autolite AR32-4PK High Performance Racing Non-Resistor Spark Plug, Pack of 4 - Image 3](https://m.media-amazon.com/images/I/81Qh3Rx2YFL.jpg) ![Autolite AR32-4PK High Performance Racing Non-Resistor Spark Plug, Pack of 4 - Image 4](https://m.media-amazon.com/images/I/81qS1Ks6FcL.jpg) ![Autolite AR32-4PK High Performance Racing Non-Resistor Spark Plug, Pack of 4 - Image 5](https://m.media-amazon.com/images/I/71Jo61loCbL.jpg) ## Available Options This product comes in different **Number Of Items** options. ## Questions & Answers **Q: Will these spark plugs fit a 352 Blck ford** A: Yes if it Ford FE 352 but these are racing plugs **Q: Others list this plug as a resistor type plug while here it is listed as non. We hitch is it?** A: Non-Resistor Racing plug **Q: Are these AR 3932?** A: AR32 and AR3932 will be separate spark plug numbers. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great plugs for racing applications *by P***L on October 2, 2023* Well made and holds up to heavy abuse- highly recommend ### ⭐⭐⭐⭐⭐ Five Stars *by R***S on May 28, 2018* Good price and in stock ## Frequently Bought Together - Autolite AR32-4PK High Performance Racing Non-Resistor Spark Plug, Pack of 4 - GAPCO Polyester Strapping for Friction Weld Tools, 4000' Length, 5/8" x 0.035" (PET) Strapping Roll of 16” x 6” Core Size, 1400 lbs Break Strength Green, Hand/Machine Grade1 Coil - Benchmark Abrasives 4.5" x 7/8" Premium High Density Jumbo Zirconia Type 29 Flap Discs 4 1/2 for Angle Grinder, Sanding Discs, Finishing - Grinding Wheels 4 1/2 Inch (100 Pack) - 40 Grit --- ## 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.co.uk/products/152256183-autolite-ar32-4pk-high-performance-racing-non-resistor-spark-plug](https://www.desertcart.co.uk/products/152256183-autolite-ar32-4pk-high-performance-racing-non-resistor-spark-plug) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-13*