Feature●【Exhaust Bolt Size】- Thread Diameter 10 mm, Thread Size 1.5 mm (M10), Screw Length 35 mm.●【Exhaust Bolts And Nuts】- Aftermarket 03423 Exhaust Manifold Hardware Kit. The bolt kits are ideal for securing exhaust components and eliminating exhaust leaks. Fits some Toyota, BWM, Lexus, Chevrolet models.●【Design】- Exhaust Manifold Header Bolts,Exhaust bolts have a flange on the bottom of the head that distributes the load like a washer.●【Stainless Exhaust Bolts Material】- High-quality Grade A2-70 Stainless Steel provides strength and offers good corrosion resistance in many environments.●【Exhaust Bolts And Nuts Kit Package】- Flange Hex Header Bolt Kit,6 X Flanged Bolts and Nuts（Please check the size before purchasing ）Description Exhaust Flange Bolts，Exhaust Manifold Bolt Kit， Flanged Hex Head Bolts, Exhaust Bolts And Nuts Kit Exhaust Headers Bolts ，M10X1.5-35mm 6-Pack， Stainless Steel