DARKMATTERX Replacement Precision Shift Arm Boot YMM_2015_BRZ These heads include upgraded GSC

These heads include upgraded GSC standard size valves

this wheel balances aggressive stance with precise fitment

This front splitter addresses the common issue of front-end lift by managing airflow beneath the vehicle

this suspension upgrade is a seamless way to improve your Forester’s capability without compromising fitment

Deck resurfaced for smooth

DARKMATTERX Replacement Precision Shift Arm Boot YMM_2015_BRZ These heads include upgraded GSCDARKMATTERX Replacement Precision Shift Arm Boot Improved Durability Shift Arm Boot Kit Overview The DARKMATTERX Replacement Precision Shift Arm Boot is a specialized protective U joint boot designed exclusively for DARKMATTERX Subaru Precision Shift Arms, including the DM 1 Precision Shift Arm. This replacement kit safeguards the critical U joint area from contaminants such as dirt, moisture, and debris, ensuring smooth and reliable shifting