The Holley GM LS Series throttle bodies are ready to bolt on; they include hardware and complete instructions making the installation a simple process for the novice to experienced enthusiast. The Holley LS Series throttle bodies were designed with a contoured throttle bore design to provide smooth and predictable performance from idle to WOT. Holley LS Series billet throttle bodies feature a clear anodized finish for long lasting good looks. Full roller bearing supported throttle shaft prevents sticking and improves longevity. Holley LS Billet throttle bodies also feature a factory style stamped steel throttle linkage for a precise, consistent fit and with the included throttle cable bracket it provides a low cost Manifold alternative by allowing the use of the LS2 Manifold on applications that require a throttle cable.