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NGK Competition R7437-9 (x5) Angled Ground Spark Plug Set of 5 - 1.8 2.0 TSI EA888 Gen3 (IS38) 2.5 TFSI DAZA DNWA DNWC
SKU: R7437-9/5
£225.00
Tax included
High-performance NGK Racing Spark Plugs (R7437-8 & R7437-9) designed for Stage 1-2+ modified engines. Features iridium hard-top electrodes for extreme thermal stress and racing conditions.
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Delivered in 2-3 Business DaysFast UK Delivery on all Orders, please see delivery information.
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The NGK R7437-9 is a premier racing spark plug specifically engineered for modern high-performance engines, such as the VAG EA888 Gen 3. Designed to thrive under the severe mechanical and thermal stress of tuned applications, it features a fine-wire iridium center electrode and a specialized angled platinum ground strap for maximum durability and consistent ignition.
Core Performance Features
- Fine-Wire Iridium Center Electrode: Offers a high melting point and superior durability while ensuring a consistently stable spark for high-tech engines.
- Angled Platinum Ground Strap: Provides enhanced protection for the internal ceramic and is specifically designed for high-vibration racing environments.
- Trivalent Metal Plating: Delivers superior anti-corrosion and anti-seizing properties for long-term reliability.
- Pure Alumina Silicate Ceramic Insulator: Provides better heat transfer and superior strength to prevent flashover.
- Triple Gasket Seal: Eliminates combustion gas leakage through the shell, ensuring peak cylinder pressure is maintained.
Choose Your Heat Range
The R7437 series is available in different heat ranges to suit your specific climate and tuning level. Correct selection is vital for preventing misfires or engine damage.
UK & Moderate Climates (Heat Range 8)
The R7437-9 is generally recommended for UK-based vehicles running Stage 1 or Stage 2 tuning levels.
Warm Climates (Heat Range 9)
The colder R7437-9 variant is often preferred for warmer climates or more aggressive Stage 3+ builds.
Technical Specifications & Compatibility
The R7437-9 is a resistor-type plug with a 1.0mm solid connector, primarily used in 1.8TSI and 2.0TSI EA888 engines.
| Category | Specifications |
|---|---|
| Thread Diameter / Reach | 14mm / 26.5mm (1.04") |
| Hex Size | 16mm (5/8") |
| Factory Gap | 0.8mm (0.031") |
| Key Applications | VW Golf Mk7/8 GTI/R, Audi S3 8V/8Y, Leon Mk3/4 Cupra |
Professional Installation
These plugs feature an extremely delicate ground electrode and are pre-set from the factory; manual gapping is not advised. For optimal performance and safety, professional fitting is recommended.
BOOK INSTALLATION AT MGM LEEDS
IMPORTANT NOTE: Ensure you check your vehicle's specific tuning requirements. For those seeking even higher heat resistance, consider the NGK R7437-8 series.
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