GrimmSpeed HiFlow Exhaust Manifold Crosspipe for 06-07 WRX Select::No Coating (002001) X Gold is denoted by

X Gold is denoted by the suffix (X) in Street Series part numbers

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

These are the slicks we run on the rear with the 17" Bogarts for the R35 GT-R drag set up

• Includes universal filter sock

2004-2021 STi

GrimmSpeed HiFlow Exhaust Manifold Crosspipe for 06-07 WRX Select::No Coating (002001) X Gold is denoted byThe 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