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Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
MT-85 & MT-90 are not for use in differentials with hypoid gears
92 "Stage 4" Full Race (284/280)
The head gaskets are the same thickness and bore as stock
1/8" NPT to 1/4" NPT bushing
Maintenance Free Oil Recovery
GrimmSpeed STi TMIC Y-Pipe Kit ARP MT-85 & MT-90 are notThe GrimmSpeed TMIC top mount intercooler y pipe kit is designed to work with the factory STi intercooler or the GrimmSpeed TMIC. The Y pipe casting perfectly distributes and balances the airflow. Available with black or red couplers. Vehicle Fitment: 2004 2021 STi (with factory or GrimmSpeed TMIC only) 2002 2007 WRX (with STi or GrimmSpeed TMIC only) 2004 2008 Forester XT Baja (with STi or GrimmSpeed TMIC only) Special Fitment Notes: Supported