Exhaust Header Bolts APDTY 14215 Exhaust Stud Kit - M10-1.50 X 52mm Apdty 14253 Exhaust Stud Kit - M10-1.5 X 62mm 3/4 Introducing the Low Clearance Chromoly Exhaust Manifold Stud Kit (M10x1.25 - 5/16 UNF), now part of our premium range. Precision... Match Vehicle to Compatibility Chart to Ensure Exact Fitment on Your Specific Model Allows Replacement of the Original Exhaust Flange Stud and Nut Nissan ZD30 Exhaust Manifold Stud, Nut & Washer Set - Flatout Offroad Compatible With Select 1997-2008 Buick Models, Fits Select 1995-2009 Chevrolet Models, Select 1996-2004 Oldsmobile Models, Select 1991-2008 Pontiac Models Replaces 11519831, 22604451, 24504965, 24576687, N811115-S Shenandoah Flat Leather Roping Reins