- Premium Iridium Spark Plugs with 16mm long reach design for optimal combustion efficiency in Peugeot 406 models
- Precision-engineered by Denso (Part# 03C 129 620 B) featuring iridium center electrode for extended 60,000-mile service life
- Direct OEM replacement ensuring perfect fit with factory-specified heat range and thread pitch
- Advanced laser-welded tip technology reduces voltage requirements for faster cold starts
- Anti-corrosion nickel-plated shell withstands extreme engine temperatures up to 1600°F
- Batch-tested March 2016 with ISO quality certification for consistent performance
- Ideal for turbocharged engines and stop-and-go city driving conditions
- Warehouse-stocked in bulk quantities with wholesale pricing for repair shops and resellers
- Ships worldwide with bulk discount tiers starting at 50+ units






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Wholesale Auto Iridium Price Spark Plugs 12621258 for Peugeot 406 Denso Plug 03C 129 620 B 16mm Long New Condition March 2016
$6$8.51-29.49%
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