Supertech Subaru EZ30D Black Nitrided Exhaust Valve - +1mm Oversize - Single j-series To make sure they will

To make sure they will handle lap after lap we've paired up with Swift Springs to offer our own custom spring for all K2's

Material spec: 4140 Alloy steel

Year Make Model Submodel 2000 BMW 323Ci Base 1999-2000 BMW 323i Base 2001-2005 BMW 325Ci Base 2001-2005 BMW 325i Base 2002-2005 BMW 325xi Base 2000 BMW 328Ci Base 1999-2000 BMW 328i Base

Respons valves will typically not generate the velocity required to whistle when set to 50/50 venting

2016-2020 Lexus GS350 Base 2016-2020 Lexus GS350 F Sport 2007-2011

Supertech Subaru EZ30D Black Nitrided Exhaust Valve - +1mm Oversize - Single j-series To make sure they willSupertech Subaru EZ30D Black Nitrided Exhaust Valve +1mm Oversize Single