Brian Crower Intake Valves 37mm (+1mm head diameter) Subaru WRX 2002-2014 / STI 2004-2021 | BC3604-S FX45_2003-2005 Part #: 90551422 SR07MBRNZ

Part #: 90551422 SR07MBRNZ

The side port is machined with 6AN ORB threads

Deatschwerks injectors are tested and analyzed at over 40 data points on DW's in-house New Age Technologies injector flow bench

Part #: MF27-UR-BLK/RD-X

Part #: 247150

Brian Crower Intake Valves 37mm (+1mm head diameter) Subaru WRX 2002-2014 / STI 2004-2021 | BC3604-S FX45_2003-2005 Part #: 90551422 SR07MBRNZBC valves are made from premium stainless steel, fully machined and swirl polished for ultimate air flow. Dished head for added weight savings and increased valve control at high rpm. Standard and oversize head. To ensure you get the correct length valves you must measure your stock valves as Brain Crower valves are available in 106. 12mm over all length. Notes: Sold in sets of 8. Oversized valves required headwork to be compatible. Must specify long