Stance XR1 Coilover Set Subaru WRX 2002-2007 / STI 2004 Vehicle Model_WRX STI Improved Engine Efficiency

Improved Engine Efficiency

greatly reduces brake fade

Enhances tire contact and wear consistency

Backed by a 2-year limited warranty

No need for oil or cleaning with the PowerCore Filter which can last up to 150

Stance XR1 Coilover Set Subaru WRX 2002-2007 / STI 2004 Vehicle Model_WRX STI Improved Engine EfficiencyPart #: STA ST GDB XR1 Originally designed for use in professional motorsports, inverted monotube technology has many advantages over upright monotube dampers. Our 45mm strut shaft offers increased lateral rigidity over competitors upright dampers that use 20mm shafts. If the shaft is not stiff enough it can cause the damper to bind under heavy loads and limit the suspension travel leading to premature wear on the shaft seals & piston bands, causing