621100C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi TIAL The Radium Sound Symposer Delete

The Radium Sound Symposer Delete Kit is specifically designed for the 2013+ Ford Focus ST to replace the OEM sound symposer system which plumbs engine sounds into the cabin

5" Core Size

The QR bottom portion comes installed with these fittings

Part Number: 625EGR3‑1 Pin: Extreme

• Designed for the Smaller B&M Oil Cooler (70273)

621100C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi TIAL The Radium Sound Symposer DeleteManley Pistons for the EJ257 motor in the 2006 2014 WRX and 2004+ STi models includes a full set of 4 pistons, wrist pins, ring sets and round wire locks. See more Manley Pistons for the EJ257 WRX & STi Vehicle Fitment: Subaru EJ257 2006 2014 WRX 2004 2021 STi Piston Specs: Part Number: 621100C4 Pin: Standard . 180" Wall Bore Size: 99. 5mm (Standard Bore) Rod Length: 5. 137" Stroke: 75mm De Stroked (2. 35L) Comp Distance: 1. 285" Dome Volume: 18 cc