NGK RC-AT405 Ignition Cable Kit (Stock No. 543)
This NGK ignition cable kit replaces worn or cracked spark plug leads with a high-quality, OE-style set. It delivers a clean, consistent spark to help reduce misfires, smooth idle, and improve cold starts. The cables use robust insulation to resist heat, oil, and vibration, keeping performance stable over time.
- Stable spark delivery with effective EMI/RFI suppression
- OE-style fit for correct routing and secure connections
- Durable insulation for long service life in high-heat areas
Always confirm fitment for your exact vehicle using our lookup, or check the Vehicle Fitment tab.
| Part Number | RC-AT405 |
| NGK Stock Number | 543 |
| Part Category | 685 – Ignition Cable Kit |
| GTIN | 087295005439 |
| Kit Type | Resistive suppression ignition leads |
| EMI/RFI Suppression | Yes |
| Plug Boots | OE-style, application specific |
| Coil/Distributor Boots | Application specific |
| Lead Lengths | Application specific |
| Cylinder Coverage | Application specific |
| Cable Resistance | Application specific |
| Insulation | High-dielectric, heat-resistant |
Why choose this kit
It is a straightforward replacement that restores reliable ignition performance without guesswork. Properly matched leads protect your ignition system, help maintain fuel economy, and support smooth running under load.
The price displayed is for a single plug, please add the desired amount to your basket.



