GSC Power Division Beehive Spring & Titanium Retainer Kit Subaru WRX / STI EJ257 2004-2021 RSX_2002-2006 This Digital Electrical Boost Gauge

This Digital Electrical Boost Gauge will perform a start-up ceremony

and subtlety

All Mazda 626

Wheel Alignment Required: No

(0-2400° F includes K-type Sender

GSC Power Division Beehive Spring & Titanium Retainer Kit Subaru WRX / STI EJ257 2004-2021 RSX_2002-2006 This Digital Electrical Boost GaugePart #: 5043 GSC Power Division Beehive springs feature some of the most impressive manufacturing techniques in the industry. Our beehive spring uses an ovate wire which utilizes advanced material heat treatment methods for superior load loss capabilities. What this means to you is our spring has the highest level of spring load retention while still maintaining good fatigue threw out the life of the spring. Only the best materials go into the GSC