Header Bolts Fit LS1 LQ4 LQ9 LS9 LSX 4.8L 5.3L 6.0L 6.2L for Chevrolet Silverado Tahoe for GMC Grade 10.9 12PCS

Header bolts are made with hardened Grade 10.9 steel, and can withstand a minimum tensile strength of 150,000PSI.
Flange Bolts are identified by the built-in washer under the head that acts to distribute the clamping load over a greater area.
They are designed to provide the same holding power as if you were to use a washer.
These bolts are superior to original or OEM product, and are made to withstand high strength and extreme conditions, generally found in Motorsports!
Applications: For LS1, LS2, LS3, LS6, LS7, LS9, For GM Vortec 4.8 5.3 6.0 6.2L Headers
For Camaro, Corevette, Cadillac CTS-V, Pontiac Firebird, GTO,For Chevrolet Silverado,For GMC Sierra, Escalade, Yukon Denali, Suburban, Z28, ZL1, Z06, LQ4, LQ9.

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