GrimmSpeed HiFlow Exhaust Manifold Crosspipe for 06-07 WRX Select::No Coating (002001) Also fits 4G63 with 88mm

Also fits 4G63 with 88mm Stroke and 156mm Rods

• Includes universal filter sock

• Patent pending water cooling

2004-2021 STi

• 1993-1996 Stealth R/T

GrimmSpeed HiFlow Exhaust Manifold Crosspipe for 06-07 WRX Select::No Coating (002001) Also fits 4G63 with 88mmThe GrimmSpeed HiFlow Exhaust Manifold Crosspipe is an upgrade for that tiny factory pipe which is trying so hard to handle 50% of all your exhaust flow. Typical gains are from 5 to 8 HP and this piece is available with a thermal black ceramic coating. Fits the 2006 2007 Subaru WRX models. Vehicle Fitment: 2006 2007 Subaru WRX 2004 2008 Subaru FXT PDF Install Guide Coating Options: Part Number: No Coating 002001 With Black Thermal Ceramic Coating