![Iridium Spark Plug Set [Mk3 Focus RS] - Fully Fitted 2.5 Duratec MP260 Required hardware](https://cdn.shopify.com/s/files/1/0367/2621/products/isp-aa_f8484fa3-6ae1-4f69-afea-b8ba57661823.png?v=1675768113)
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MP260 Required hardware
anti-theft and valet options
• Crank sprocket machining for keyway
What's Included
The latest version of SMARTflash also provides additional functionality
Iridium Spark Plug Set [Mk3 Focus RS] - Fully Fitted 2.5 Duratec MP260 Required hardwareThe mountune Iridium Spark Plug Set is pre gapped by mountune to the optimised setting. EcoBoost engines running substantially higher boost pressure, or increased levels of tuning compared to the OE power output, can experience reduced spark plug life resulting in lower engine performance, misfires and rough idle. This product includes a fixed labour charge for installation at mountune HQ in Hutton, Essex. This is a comprehensive drive in, drive out