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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
Assorted Sizes 1/4-28 to 3/4-16 in Left Hand Thread
Brackets have 3/8" mounting holes
Butler Built Air Ducts are used by many top NASCAR competitors
1999-2006 GMC Sierra 1500
17 in Long x 2 in Tall x 3 in Wide
ARP NASCAR Speed Nuts Lug Nut Kit - Fine Thread 5/8-18 - (10 Pack) Deutsch Connector Assorted Sizes 1/4-28 to 3/4-16Designed for professional racing environments where split second improvements in pit stop times can make the winning difference, and reliability is an absolute must. ARP Speed Nuts feature a profiled nut face for easy installation, quicker socket releases and resistance to jamming. They are made from premium heat treated chrome moly that nominally rated at 190, 000 psi tensile strength, shot peened to remove stress risers and double magnafluxed after
