Borla XR-1 Racing Sportsman 2 1/2 inch Outlet / 2 1/2 inch Inlet 16in Case Oval Muffler Interior Manley 04+ WRX STi (EJ257)

Manley 04+ WRX STi (EJ257) Size (STD) Stroke (79mm) Bore (99

SPC Performance U ADPTRS FOR 40910 (3)

HKS 89-99 Eagle Talon TSI 4G63BT 1

652in Bore 9:1 CR Piston Set

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Borla XR-1 Racing Sportsman 2 1/2 inch Outlet / 2 1/2 inch Inlet 16in Case Oval Muffler Interior Manley 04+ WRX STi (EJ257)High quality austenitic stainless steel. Patented, race winning XR 1 Raceline technology. 3 options: Offset Made with the same patented, flow through design as the XR 1 Sportsman oval. The inlet outlet are offset to the same side of the muffler, to accommodate transmission and frame rail interference on some applications Oval BORLAs #1 selling racing muffler. Satisfies the needs of most racing applications because it is the lightest, most compact, and