Descripton: - They have a 1" Tube for 1-1/4" Valve Cover Holes. - Made out of aluminum - These breathers have a Black Painted Finish and have a very cool design. - They also have a unique shape that will add a cool look to your valve cover. - Breather measures 2.5" DIA X 2.5" TALL Package: (1) breather (1) breather with PCV valve (2) Rubber grommets Professional Installation is Highly Recommended. (No Instruction Included) |