HKS Stainless Steel Exhaust Manifold - Subaru WRX 02-14 / STI 04-21

This uses high-quality SUS304 stainless steel to fight against cracking. The metal has been shaped designed to allow the exhaust system to flow in the most linear and smooth way possible while retaining stock OEM design. Increases in torque and power are sure to be felt as well as an improved exhaust pitch sound.

PLEASE NOTE

• GC8, GDB: Not tested for GC8 STI Ver. IV. Not fit to stock undercover.
• Pictures may differ in the actual product

APPLICATION

• SUBARU IMPREZA WRX STI 4D (2004, 2005, 2006, 2007)

FEATURES

Main/Bypass:- Pipe Dia: 42.7- Pipe Thickness: 3.0 (2.0 Subaru)Type: Unequal length