Press-in valve cover breather fitting. Features a 10AN male 360 degree swiveling fitting. Compatible with all K-series valve covers that have the press-in (not cast) nipple.
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Messaged Brian about the thought of doing coilovers and sway bars on my c6. He called me up and we talked for probably 30 min, awesome guy to work with/shop with. Definitely would recommend this company.