Spark plugs Denso IW20TT 4709 BMW 3 (E46) 4 pieces
Introducing Denso Iridium TT spark plugs with an ultra-thin central electrode with a diameter of only 0.4 mm and a counter ground electrode of 0.7 mm. This innovative product is many times the life of standard nickel candles, providing even greater fuel economy and the efficiency of your car as a whole.
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Highest replacement interval – up to 120,000 km
Denso’s most advanced technology for 2017
0.4mm ultra-thin center electrode and 0.7mm ground electrode
Denso Iridium TT spark plugs contribute to ignition efficiency and fuel economy.
Features candles Denso Iridium TT
Significantly increased service life (up to 120,000 km).
The most advanced sparking.
Decrease in power losses.
Contribute to fuel economy.
Reduction of harmful emissions.