Texas Speed and Performance lsx ls1 ls2 ls3 ls6 ls7 ly6 lq9 ls9 l99 lq9 camaro corvette gto zr1 firebird zo6 cts-v SS Texas Speed & Performance is your one-stop shop for all LS and Gen 5 LT1 & LT4 performance parts and engines! We are among the largest LS and Gen 5 LT1/LT4-specific shops in the country, and we machine and assemble all of our engines, camshafts, and Precision Race Components cylinder heads in house! We also have a complete line of Texas Speed & Performance crankshafts, connecting rods, rocker arms, long tube headers, exhaust systems, and more. Come by for a facility tour, or check out our facility tour online!