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Granatelli Motor Sports
Granatelli Motorsports Drive-By-Wire Throttle Body GMTBLS105
Granatelli Motorsports Drive-By-Wire Throttle Body GMTBLS105
SKU:GMTBLS105
In Stock—More than 10 available
Racing Use Only. Not Legal for Road Use.

Granatelli 105mm Drive‑By‑Wire Throttle Body for GM LS Engines
SKU: GMTBLS105
Take your LS build to the next level with Granatelli’s 105 mm billet throttle body. CNC-machined from durable 6061‑T6 aluminum and equipped with a high-torque motor and rugged internals, it delivers exceptional airflow, lightning-quick throttle response, and track-worthy reliability.
Fitment
- Ideal for LS1, LS2, LS3, LS6, LS7, LS9, LSA, LSX, LQ4, & LQ9, and similar LS engines
- Fits most 2005+ GM vehicles using 6-pin DBW throttle systems (Camaro, Corvette, CTS-V, GTO, trucks & SUVs)
- Note: The throttle body adapter may be needed on select aftermarket intakes
- Trailblazer SS owners: Call prior to ordering for calibration support
Granatelli 105mm Drive‑By‑Wire Throttle Body Key Features
- Huge 105 mm bore for optimal airflow and throttle control
- Boost-capable motor and blade design engineered for 25+ psi
- High-torque stepper motor to prevent throttle ghosting under load
- Direct bolt-on compatibility—all necessary adapters and hardware included
- Plug-and-play with late-model 6-pin GM DBW connectors
- Precision CNC-machined billet aluminum in sleek black anodized finish
- Works seamlessly with both factory and aftermarket intake manifolds
Performance Notice
TUNE MAY BE REQUIRED — recommended for boosted or heavily modified engines to optimize performance and ensure drivability
This is not just an upgrade—it’s a high-performance essential. Perfect for street, strip, or boost-hungry setups, it lets your LSX breathe freely, accelerate sharply, and perform reliably under pressure. Bolt it on, tune it right, and enjoy the difference.
Details
- GMTBLS105
- GMTBLS105
- Granatelli Motor Sports
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