Dorman AutoGrade M8-1.25 Thread Exhaust Manifold Hardware Kit - 675-226 Part #: 675-226 Line: DOR Dorman AutoGrade M8-1.25 Thread Exhaust Manifold Hardware Kit Limited Lifetime Warranty Material: Carbon Steel Thread Size: M8-1.25 Thread Type: Coarse Nuts Included: No Washers Included: No Thread Length (mm): 24mm Bolt Grade: Grade 10.9 Bolt Length (mm): 24mm Show More Show Less