Kelford High Performance Valve Spring and Retainer Kit - Mitsubishi 4G63 Models (inc. 2003-2006 Evo 8/9) Subaru-STI-2013 Seibon Carbon Fiber KC Style

Seibon Carbon Fiber KC Style Rear Lip Scion FR-S 2013-2014 Subaru BRZ 2013-2014

By replacing your factory's restrictive air box

Championship-proven design

5RS / 2002-2007 WRX

Kelford High Performance Valve Spring and Retainer Kit - Mitsubishi 4G63 Models (inc. 2003-2006 Evo 8/9) Subaru-STI-2013 Seibon Carbon Fiber KC StyleRallySport Direct now carries a great selection of quality camshaft upgrades brought to you by Kelford Cams. Here, you are looking at the Kelford High Performance Beehive Valve Spring And Titanium Retainer Kit. These valve springs are required with some of Kelford's high performance camshafts and have been manufactured using premium materials to sustain high RPM conditions. DETAILS: Made durable materials Titanium retainers 90lb seat pressure Maximum