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NGK Genuine Ignition Coil 48056/U2016
The NGK 48056 is an ignition coil designed for use in automotive applications. It features a genuine NGK component and provides reliable performance with improved durability
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NGK Genuine Ignition Coil 48056/U2016
The NGK Genuine Ignition Coil 48056/U2016 is a high‑performance ignition component designed to deliver reliable spark generation for a wide range of Opel and Vauxhall engines. This coil is engineered with NGK’s proprietary technology, ensuring optimal voltage output, durability, and compatibility across multiple vehicle models.
Key Technical Specifications
- Part Number: 48056 / U2016
- Type: Single‑coil ignition module
- Voltage Output: Up to 45 kV (typical for modern gasoline engines)
- Current Rating: 0.5 A – 1.2 A (varies by engine configuration)
- Operating Temperature: -40°C to +120°C
- Dimensions: Standard M4 mounting, compatible with OEM and aftermarket brackets
- Material: High‑grade ceramic insulator with a robust metal housing for heat dissipation
- Seal Type: O‑ring seal to prevent moisture ingress
Vehicle Compatibility
The coil is specifically engineered for the following Opel and Vauxhall models, covering a broad spectrum of engine sizes and configurations:
- Opel Astra F, G (Mk III & Mk IV)
- Opel Calibra
- Opel Omega B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z series
- Opel Vectra A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z series
- Vauxhall Astra F, G (Mk III & Mk IV)
- Vauxhall Calibra
- Vauxhall Omega B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z series
- Vauxhall Vectra A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z series
- Engine types: 1.8L, 2.0L, 2.5L, 3.0L (both gasoline and dual‑fuel variants)
Installation Overview
The NGK 48056/U2016 is designed for straightforward installation:
- Remove the Old Coil: Disconnect the spark plug wire, unscrew the coil mounting bolts, and carefully lift the old unit.
- Prepare the New Coil: Inspect the O‑ring seal; replace if worn. Align the coil with the mounting flange.
- Mounting: Secure the coil using the supplied M4 bolts. Tighten to the manufacturer’s torque specification (typically 12–15 Nm).
- Reconnect Spark Plug Wire: Attach the high‑voltage lead, ensuring a snug fit.
- Test: Start the engine and verify smooth operation; check for misfires or irregular idle.
Performance Benefits
- Consistent Spark Delivery: NGK’s advanced coil design ensures a stable spark across all operating conditions, reducing misfire rates and improving combustion efficiency.
- Enhanced Fuel Economy: Precise ignition timing translates to better fuel atomization, leading to measurable savings on the fuel bill.
- Reduced Emissions: Efficient combustion lowers unburnt hydrocarbons, helping vehicles meet stringent emission standards.
- Long‑Term Reliability: The high‑quality ceramic insulator and robust metal housing resist thermal cycling, extending the coil’s service life beyond typical aftermarket alternatives.
Maintenance Tips
While NGK coils are built for durability, routine checks can further extend their lifespan:
- Inspect the O‑ring seal annually; replace if cracked or brittle.
- Check for visible cracks or damage to the housing before each major service interval.
- Verify spark plug wire integrity; replace any frayed or damaged leads.
Why Choose NGK Genuine?
The NGK Genuine Ignition Coil 48056/U2016 stands out for its:
- OEM Compatibility: Matches original specifications exactly, ensuring seamless integration.
- Proven Track Record: NGK has a long history of supplying ignition components to major automotive manufacturers worldwide.
- Quality Assurance: Each coil undergoes rigorous testing for voltage output, insulation resistance, and mechanical integrity before shipping.
- Global Support: Extensive documentation and technical assistance are available in multiple languages, facilitating troubleshooting and service.
Conclusion
The NGK Genuine Ignition Coil 48056/U2016 delivers uncompromised performance for a wide array of Opel and Vauxhall engines. Its precise spark generation, robust construction, and proven reliability make it the preferred choice for both professional mechanics and discerning vehicle owners seeking optimal engine operation.
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Category
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- Ignition & Heating Systems for Cars |
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| Tags | Ignition Coil Oe replacement Astra g NGK Coil Vectra astra NGK U2016 |
| Identifiers | |
| Brand | ![]() NGK is a Japanese brand that produces spark plugs, ignition coils, and other automotive parts. The company has a long history of producing quality automotive parts, and its products are used by many major automakers. NGK is known for its innovation and quality, and its products are often considered the best in the industry. |
| Model | NGK 48056 |
| MPN | NGK 48056 |
| ID | 7074564 |
| Dimensions / Weight | |
| Key Features | |

