The Steel Spring and Retainer Kit is available for those of you who have upgraded the cams in the Subaru STI.

Brian Crower Steel Spring and Retainer Kit

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SPECS:

• Wound from only the highest grade super clean chrome silicone alloys
• Feature proprietary processing procedures for consistent pressures
• Ideal for those adding aggressive cams
• Ideal for those adding more boost and more power
• Includes (16) valve springs
• Includes (16) retainers

IF YOU UPGRADE CAMS AND REV TO THE MOON, YOU WILL NEED TO UPGRADE YOUR VALVE SPRINGS

These are the Brian Crower Steel Spring and Retainer Kit. These have been designed for those of you with upgraded cams, and who are adding more power and boost. Your engine will be revved to high RPMs and need a strong valve spring to sustain consistent pressures and the Brain Crower steel valve springs and retainers need to be a part of your valvetrain so you can reliably and consistently hit your optimal p[ower band.