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Granatelli Motorsports

Granatelli GM LS3 6.2L Drive-By-Wire Billet Throttle Body Polished GMTBLS3P

Granatelli GM LS3 6.2L Drive-By-Wire Billet Throttle Body Polished GMTBLS3P

sku: 8YDF3 | mpn: GMTBLS3P
$778.06
$778.06
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Low stock: 3 left

Emissions

⚠️ RACING/COMPETITION Use Only

California: Non-compliant parts may be used only on designated closed-course racing vehicles that are never registered for highway use.

Other: Please consult your local statutes and ordinances to ensure compliance with regional emissions standards.

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Fitment (GM LS3/LSA/LSX platforms):

  • Camaro SS (2010–2015), ZL1 (2012–2015)
  • Corvette (2008–2013 base, Grand Sport 2010–2013, ZR1 2009–2013)
  • SS (2014–2017)
  • Pontiac G8 GXP (2009

Granatelli Motor Sports 103 mm Billet Drive‑By‑Wire Throttle Body – Polished

TUNE MAY BE REQUIRED

Take control of your LS engine’s performance with Granatelli’s high-flow 103 mm billet throttle body. Designed for both naturally aspirated and forced induction setups, this polished unit offers race-ready airflow, bulletproof reliability, and OEM-level driveability.

Key Features

  • Massive 103 mm opening – Delivers increased airflow for greater horsepower and throttle response

  • CNC-machined 6061-T6 billet aluminum – Lightweight, durable, and polished to a show-quality finish

  • High-torque servo motor – Prevents throttle blade closure under boost (tested up to 25 psi)

  • Direct fit for LS-series engines – Works with LS1, LS2, LS3, LS6, LS7, LS9, LSA, LSX, LQ4, LQ9

  • True plug-and-play install – Uses factory 6-pin drive-by-wire connector

  • Compatible with forced induction setups – Ideal for Whipple, TVS, Roots, and other superchargers

  • No internal transplants needed – Includes complete throttle control electronics

  • Tuning recommended – To maximize performance and adapt to increased airflow

Application & Fitment

  • Fits: GM LS1, LS2, LS3, LS6, LS7, LS9, LSA, LSX, LQ4, LQ9 engines

  • Connector Type: GM 6-pin drive-by-wire

  • Material: 6061-T6 billet aluminum (polished)

  • Airflow Rating: 103 mm

  • Boost Tested: Up to 25 psi

  • Note: Not compatible with Trailblazer SS

Granatelli Motor Sports combines innovative engineering with uncompromising quality. This throttle body is built to outperform stock units in every way—perfect for serious performance builds or high-boost applications that demand more from your intake system.

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