ARP Chevy LS 3/8in Flange Hex Header Bolt Kit

Did the job!

APR bolts speak for themselves. They are there some of the best bolt on the market

Exactly what I was looking for

Bolts came open and missing 2 washers ..

Best Bolts. ShortyHeaders install 4.8 v8 07 Silverado 1500 z71 (new body style) torque to 11lb.ft start it, let it get hot, then torque to 18lb.ft. Good to go, have not came loose yet.

Arp

Great product

excellent quality. works perfectly for my 351W rebuild.

It fit my 05 Silverado 1500, great replacement for the oem broken exhaust manifold bolts

Installed headers. Been riding on them for about a month now.