Denso Iridium Spark Plug 3421
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Denso Iridium Spark Plug 3421

Denso
533116
Part # 3421
SKU # 533116
Notes: Long life. B5254T4 engine.

$889

PRODUCT SPECIFICATIONS

Part #3421
SKU #533116
Weight0.1lbs
NotesLong life, B5254T4 engine.
Part #
3421
SKU #
533116
Weight
0.1lbs
Notes
B5254T4 engine.

PRODUCT DESCRIPTION

Manufactured to OEM quality standards.

  • checkmarkDENSO patented optimized iridium-rhodium alloy formula: highest concentration of iridium vs competitors for greater durability
  • checkmarkExtra long life spark plugs manufactured to OEM service interval specifications
  • checkmarkOE style iridium with iridium alloy center electrode (90% Ir) & platinum ground strap
  • checkmarkDENSO patented 360 degree laser welding process: ensuring exceptional quality bond and structural strength with the iridium center electrode

Manufactured to OEM quality standards.

  • checkmarkDENSO patented optimized iridium-rhodium alloy formula: highest concentration of iridium vs competitors for greater durability
  • checkmarkExtra long life spark plugs manufactured to OEM service interval specifications
  • checkmarkOE style iridium with iridium alloy center electrode (90% Ir) & platinum ground strap
  • checkmarkDENSO patented 360 degree laser welding process: ensuring exceptional quality bond and structural strength with the iridium center electrode