Wossner Subaru Impreza WRX STI 2.5 16v Fast Road Forged Piston Kit Bore Size:99.25mm - K9131D025 Engine Code: K20A2 / A3

Engine Code: K20A2 / A3 /K20Z4Bore Size: 86

Specs:Build years: 2015-CurrentEngine Code: N38HCon Rod Length: 149

8 8v Forged Piston Kit includes the following components:

86mm – K9433DA

82mm - K9159D100                          Stroke: 81

Wossner Subaru Impreza WRX STI 2.5 16v Fast Road Forged Piston Kit Bore Size:99.25mm - K9131D025 Engine Code: K20A2 / A3This Wossner Subaru Impreza WRX STI 2. 5 16v Fast Road Forged Piston Kit includes the following components: 4x Wossner Forged Pistons Piston Rings Pins and Clips Specs: Build years: 2004 2008 Engine Code: EJ257 Engine Type: 2. 5 16vBore Size: 100. 5mm, 100mm, 99. 25mm, 99. 5mm Stroke: 79mmCompression Height: 30. 7mmOEM Comp Ratio: 8. 4: 1Number of Rings: 3Clip Part Number: CW23 Pin Part Number: WP024 Cylinders: 4 Valves Per Cylinder: 4 These pistons