NGK Laser Iridium SILZKBR8D8S 97506 iridium spark plug set for BMW Infiniti MINI, set of 4

NGK Laser Iridium SILZKBR8D8S 97506 Iridium Spark Plug Set for BMW Infiniti MINI, 4-Piece Set

Product Purpose

The NGK Laser Iridium SILZKBR8D8S 97506 spark plug set is designed to ensure stable, efficient, and long-lasting performance of gasoline engines in BMW, Infiniti, and MINI vehicles. These plugs belong to the premium Laser Iridium series and provide confident engine starts, smooth idling, reduced emissions, and improved fuel efficiency. The SILZKBR8D8S model is recommended by manufacturers as a direct replacement for OEM spark plugs and fully meets OEM specifications.

Features and Benefits

• iridium center electrode for maximum durability

• platinum pad on the ground electrode for improved spark efficiency

• stable engine operation in all temperature conditions

• quick, reliable cold starts

• reduced fuel consumption due to precise ignition timing

• improved engine dynamics and smoother performance

• high resistance to wear, overheating, and carbon buildup

• significantly longer lifespan compared with standard nickel plugs

• full OEM compatibility with BMW, Infiniti, and MINI

• complete set of 4 plugs for full engine replacement

Compatibility

NGK SILZKBR8D8S 97506 spark plugs are used in engines:

• BMW — engines N20, N26, models 320i, 328i, 528i, X1, X3, Z4 (2012–2016)

• Infiniti — gasoline models requiring OEM-equivalent SILZKBR8D8S

• MINI — turbocharged gasoline engines according to OEM requirements

Full compatibility is confirmed by VIN or OEM:
OEM: 97506, SILZKBR8D8S

Package Contents

• 4 NGK Laser Iridium SILZKBR8D8S 97506 spark plugs

How to Use

1. Confirm compatibility using VIN or OEM.

2. Install the plugs only on a cold engine.

3. Follow the manufacturer’s recommended torque specifications.

4. Use only proper spark plug tools.

5. Replace plugs according to maintenance schedule: typically every 90,000–120,000 km.

Selection Recommendations

• choose iridium spark plugs for turbocharged and high-load engines

• OEM number must match exactly

• for best performance, replace the entire set of 4 plugs at once

• ideal for vehicles where precision, dynamics, and fuel efficiency are important

Technical Specifications

• Brand: NGK

• Brand registration country: Japan

• Material: iridium, platinum, steel, ceramic

• Color: silver

• Size in cm: 7.5×2.5×2.5

• Weight: 0.25 kg

• Condition: new

• Purpose: ignition of air-fuel mixture

• Compatibility: BMW, Infiniti, MINI

• OEM number: SILZKBR8D8S, 97506

• Plug type: iridium

• Number of electrodes: 2

• Center electrode: iridium

• Ground electrode: platinum

• Heat range: per NGK specification

• Service life: up to 120,000 km

• Quantity in set: 4 pcs

• Application: gasoline engines

• Thread type: standard automotive

• Electrode gap: factory preset

• Package includes: 4 spark plugs