Granatelli Motor Sports Drive-By-Wire Billet Throttle Body GMTBLS112B

Granatelli 112 mm DBW Billet Throttle Body

Ready to take your LS build to the next level? The Granatelli 112 mm Drive‑By‑Wire throttle body is purpose-built for serious high‑power, high‑boost setups. Crafted from precision CNC-machined 6061‑T6 aluminum and equipped with boost-resistant internals, it delivers monumental airflow, instant throttle pickup, and race-grade toughness.

Fitment

Designed for high-performance GM LS and LSX-based engines using a 6-pin DBW (Drive-By-Wire) throttle setup. Compatible with:

• LS2, LS3, LS7, L76, L99, L92, LSA, LSX crate and production engines



• LS9/ZR1-style builds with custom or aftermarket intakes



• 2005–2017 GM vehicles using DBW throttle bodies (Camaro, Corvette, CTS-V, GTO, Trailblazer SS, trucks & SUVs)

Note: Some intakes may require a throttle body adapter. Always confirm intake and harness compatibility before purchase.

Trailblazer SS owners: Please call before ordering to confirm proper calibration support.

Key Features

• Massive 112 mm bore for best-in-class airflow—ideal for builds pushing big power



• Reinforced motor & blade setup engineered to hold under 25+ psi boost



• High-torque stepper motor prevents throttle slamming and ghosting under load



• Direct bolt-on with supplied adapter: no sensor swaps or harness mods



• Late-model GM 6-pin DBW connector included for plug-and-play ease



• CNC-machined 6061‑T6 billet aluminum, sleek black anodized for durability and style

Performance Notice

• TUNE MAY BE REQUIRED to optimize performance, especially with forced induction or aggressive engine setups



• Trailblazer SS applications: Call prior to ordering to confirm calibration compatibility

Built for enthusiasts running extreme horsepower, this Granatelli 112 mm throttle body removes airflow ceiling limitations, giving your LSX the freedom to breathe and perform. If you're chasing top-end power, lightning response, and unmatched reliability under boost, this is the throttle body that answers the call.