THESE ARE BRAND NEW SATIN ALUMINUM SHEET METAL VALVE COVERS WITH BILLET BREATERS . THE BILLET BREATHERS ARE POLISHED WITH PVC AND BAFFLED GROMMETS . THESE ARE THE PERFECT VALVE COVERS WHEN TRYING TO CLEAR  ROLLER ROCKERS OR JUST SIMPLY WANT THAT RACE LOOK . THEY ARE ALSO TIG WELDED TO A SOLID FLANGE FOR GOOD SEALING . YOU RECEIVE EVERYTHING YOU SEE IN PICTURE .