Throttle Body Spacer Kit Billet Aluminum For GMC C1500 C2500 C3500
This billet aluminum throttle body spacer kit is engineered to improve airflow dynamics and fuel atomization for your classic GM powertrain. By extending the intake runner length, it enhances mid-range torque and delivers sharper throttle response, helping older 4.3L, 5.0L, and 5.7L V6 and V8 engines regain sluggish acceleration and consistent combustion. Machined from 6061-T6 billet aluminum, the spacer provides a rigid, precision-formed mount that resists thermal expansion while maintaining a clean seal when paired with standard intake gaskets.
Benefits & Practical Tips
Install this component to streamline maintenance and keep your intake system performing reliably:
- Allow a gentle break-in period after fitting so the mating surfaces compress evenly before sustained high-load driving.
- Verify clearance around throttle cables, idle air control valves, and wiring harnesses to prevent interference under steering lock.
- Re-torque fasteners after the first thirty days of operation to account for normal vibration cycling and metal settling.
Product Specifications
- Construction material: 6061-T6 billet aluminum
- Compatible engine displacements: 4.3L, 5.0L, 5.7L V6 / V8
- Application years: 1988–1995 model range
- Mounting configuration: Direct bolt-on spacer assembly
- Manufacturing origin: Mainland China
Package Includes
- 1x Throttle Body Spacer Kit
Compliance & Installation Notes
This component is not approved for sale in California or any region that adopts California Air Resources Board emissions standards. Confirm your exact chassis code and engine marking prior to delivery to guarantee proper spacing relative to factory intake manifold flanges.
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