![SMARTflash - Cylinder Deactivation Calibration [Puma ST] Engine Dress Up The mountune magnetic sump plug](https://cdn.shopify.com/s/files/1/0367/2621/files/m235_vde_2048x_26028a45-097b-4472-9f61-5fb887da14ef.webp?v=1748719267)
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The mountune magnetic sump plug is a simple
which not only offers multiple calibrations
Silicone coupling hose with high quality clamps
accessibility and flexibility in positioning the oil filter location
which helps to reduce movement of the rear resonator
SMARTflash - Cylinder Deactivation Calibration [Puma ST] Engine Dress Up The mountune magnetic sump plugThe 1. 5 litre Dragon engine fitted to the Puma ST utilises a VDE (Variable Displacement Engine) setup which seamlessly deactivates one cylinder when cruising, or on coast down to help with increasing fuel efficiency and reducing Co2 output. However, eagle eared owners can pick up the somewhat strange noise this activation causes and in particular, when replacing or upgrading the exhaust system, this audible change becomes very apparent (and not in a