Gravity Performance Manifolds are designed to be direct replacements for OEM manifolds, ensuring smooth installation every time. Our manifolds improve the collection of gasses from the cylinder heads, before routing them through to the rest of the system. ---Manufactured from high quality T304 grade stainless steel ---Free flowing manifolds designed to improve exhaust gas flow over OEM ---Mandrel bent and fully TIG welded for strength and durability ---CNC machined flanges for strong, solid support and an accurate fit ---Designed to directly replace the standard heavy cast iron unit Fitment ---Subaru Impreza GC8 Classic 96-00 models. ---Subaru Impreza GDA Newage STi 02-06 models.
