
Katech LSA/LS9 87MM CNC Ported Throttle Body
New GM Throttle Body with CNC Porting for Supercharged LSA and LS9 Applications.
The Katech LSA/LS9 87MM CNC Ported Throttle Body starts with a new GM 87mm throttle body and features CNC porting to improve airflow and throttle response compared with the stock unit. It is designed for compatible Chevrolet Camaro ZL1, Cadillac CTS-V, and Chevrolet Corvette ZR1 applications equipped with LSA or LS9 engines.
No Core Required. You do not need to send in your existing throttle body.
Features & Benefits
- New GM Throttle Body No Core Exchange Required
- CNC Porting for Improved Airflow and Throttle Response
- 87MM Nominal Size
- Factory Electronic Throttle Control Configuration

Technical Specifications
- Product Type: CNC Ported Electronic Throttle Body
- Base Component: New GM Throttle Body
- Nominal Size: 87MM
- Engine Applications: Compatible Supercharged GM LSA and LS9 Engines
What's Included
- One Katech LSA/LS9 87MM CNC Ported Throttle Body
Vehicle & Engine Fitment
Chevrolet:
- 2012–2015 Chevrolet Camaro ZL1 — Fifth Generation, LSA Engine
- 2009–2013 Chevrolet Corvette ZR1 — C6, LS9 Engine
Cadillac:
- 2009–2015 Cadillac CTS-V — Second Generation, LSA Engine
Confirm compatibility with the installed supercharger inlet and throttle body configuration, particularly on vehicles with aftermarket components or engine swaps.
Installation & Compatibility Notes
- Verify Mounting and Supercharger Inlet Compatibility
- Confirm Electrical Connector and Intake Connection Compatibility
- Inspect Throttle Body Sealing Components During Installation
- Confirm Calibration Requirements for the Completed Engine Combination
Performance gains depend on the engine configuration, supercharger, supporting modifications, and calibration.
Why Choose Katech
The Katech LSA/LS9 87MM CNC Ported Throttle Body provides a new, ported GM component for compatible supercharged applications. Keeping your original unit eliminates the downtime associated with sending a throttle body away for porting.
For LSA or LS9 throttle body compatibility questions, contact .
