Denso Iridium TT Spark Plug Set (4pcs) for BMW 318i E36 M43B18 1.8L

PRODUCT OVERVIEW

This set includes 4 Denso Iridium TT spark plugs designed for BMW 318i E36 4-cylinder 1.8L M43B18 engines (1993–1998). Featuring ultra-fine iridium and platinum twin-tip electrodes, these plugs deliver reliable ignition, improved acceleration and long service life.

KEY FEATURES

• Set of 4 Denso Iridium TT (Twin Tip) spark plugs
• 0.4 mm ultra-fine iridium center electrode for strong spark and low voltage demand
• 0.7 mm needle-shaped platinum ground electrode to reduce quenching effect
• Built-in, highly reliable monolithic resistor to minimize electromagnetic interference
• 360° all-around laser-welded iridium tip for high durability under severe conditions
• Enhanced ignitability for smoother starts and improved acceleration

TECHNICAL SPECIFICATIONS

• Centre electrode: Iridium TT (Twin Tip)
• Ground electrode: 0.7 mm needle-shaped platinum
• Fuel type: Petrol
• Thread diameter: 14 mm
• Hex size: 16 mm
• Reach: 19 mm
• Gap: 1.0 mm

PERFORMANCE BENEFITS

• Rapid flame kernel growth for efficient combustion
• Optimized power output across a wide range of driving conditions
• Reduced required ignition voltage for easier cold starts
• Long service life due to high-melting-point iridium alloy

REFERENCE

• Reference code: ZPN-75558

VEHICLE FITMENT NOTE

This is a vehicle-specific part intended for selected BMW 318i E36 4-cylinder 1.8L M43B18 applications. Always confirm compatibility with your exact vehicle details before purchase and installation.