# R0409B-9 NGK Ultra-Cold Racing Spark Plug | Genuine NGK Spark Plug

## 🔧 Product Description

**NGK Ultra-Cold Racing Spark Plug – Part Number: R0409B-9**

NGK racing spark plugs are built for sustained high-RPM, high-temperature competition use, with precious-metal electrodes and cold heat ranges chosen for heavily loaded engines. Racing plugs are application-specific – heat range selection is critical, so confirm the specification for your engine before fitting.

## ⚙️ Key Features

-   Competition-grade construction for sustained high RPM and cylinder temperatures
-   Cold heat range for heavily loaded engines
-   Pure alumina silicate ceramic insulator, providing superior strength and better heat transfer
-   Triple seals prevent leakage
-   Ultra-cold racing spark plug
-   Precious-metal electrode materials
-   Designed to tolerate severe combustion temperatures
-   Intended for competition-focused engine setups

## 📦 Condition

-   Brand new genuine product
-   Supplied in original packaging

## Details

- **Price:** 143.0 AUD
- **Vendor:** NGK
- **Type:** Ignition & Controls

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 143.00 AUD | In stock |

## Images

- R0409B-9 NGK racing spark plug
- R0409B-9 NGK racing spark plug firing end

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/r0409b-9-ngk-ultra-cold-racing-spark-plug-genuine-ngk-spark-plug)
> Updated: 2026-09-03