As a bang-for-buck modification

Hi-Temp Silicon Nomex Diaphragm

Benefits include:  Direct fit upgrade for the factory BOV on Hyundai i30 and Kona N-Line 1

wider fenders or fender flares are needed

can see at X RPM

Clutch Kit - Xtreme Performance Heavy Duty Cushioned Ceramic KGM22598-1C JR5 As a bang-for-buck modificationXtreme Performance Cushioned Ceramic kit 1C Recommended for: Motorsport ApplicationsThese kits are available with cushioned ceramic friction discs and are designed for motorsport applications where higher heat and torque capacity is required. These can also be used in some road applications. Specifications: Torque capacity Increased Clamp load Increased over standard Cushioned Ceramic Friction Disc Heavy Duty Pressure Plate Kit contains everything you