Maxton Design Rear Side Splitters Ford Fiesta Mk7 ST / ST-Line - Carbon Look Insignia VXR (MK1) Any EcoBoost engine running substantially

Any EcoBoost engine 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

and noted that there would be no real fix for this as the size of the hole for the valve is too small in the stock elbow

Lexus RC (2014-UP)

F56 Cooper S models including LCI/face-lifted cars

The pipework also features a 1/8 NPT meth injection port and a CNC-machined flange on one that retains the original O-ring and spring clip

Maxton Design Rear Side Splitters Ford Fiesta Mk7 ST / ST-Line - Carbon Look Insignia VXR (MK1) Any EcoBoost engine running substantiallyRear Side Splitters Ford Fiesta Mk7 ST ST Line Carbon Look FITS: Fiesta Mk7 ST (2008 2013) Fiesta Mk7 ST Line (2008 2013) COLOUR: > Carbon Look