Gen 4 LS

Take your Gen 4 LS engine to the next level with our high-performance aftermarket parts engineered for serious power, torque, and drivability. Designed for GM’s 4th generation small-blocks—including the LS2, LS3, LS7, L76, L92, L99, and LSA—this collection features top-tier components for street, strip, or boosted applications.

Whether you’re doing a full LS swap or enhancing your factory engine, we carry everything you need:

  • Standalone ECUs and plug-and-play harnesses

  • Upgraded camshafts and valve train kits

  • Performance intake manifolds and throttle bodies

  • LS timing sets, oil pumps, and head gaskets

  • Flex fuel sensors, widebands, and boost controllers

From drive-by-wire conversions to high-performance tuning, our Gen 4 LS parts are compatible with Corvette, Camaro, CTS-V, G8, Trailblazer SS, and more.

Popular keywords: Gen 4 LS swap, LS3 performance parts, LS7 upgrades, LSA supercharger kit, GM LS tuning, LS standalone ECU.

Built for modern power, tuned for aggressive performance—shop Gen 4 LS engine parts now.