These bolts are the best intake manifold bolts available.  Higher tensile strength and a stronger flange.
 
The flange under the hex head acts as a built-in washer to evenly distribute pressure over a larger area against the fastening surface.
 
The stock manifold bolts are known to snap off (often inside the block)
 
Includes 6 bolts for securing the intake manifold to your ALH,BEW, AHU or 1Z head.
 
Lifetime Warranty
 
All parts have a 30 day return warranty. Part must be received back in the same condition it was sold in. All returns subject to a 20% restocking fee. Shipping charges are non-refundable.