aFe 46-34001 Silver Bullet Throttle Body Spacer Kit GM V8 Trucks & SUVs

The aFe Power 46-34001 Silver Bullet Throttle Body Spacer is a bolt-on performance upgrade designed for GM trucks and SUVs equipped with V8 4.8L, 5.3L, and 6.0L engines (GMT800 platform, 1999–2007). By improving airflow dynamics through the throttle body, this spacer helps increase throttle response, torque, and overall engine efficiency with no tuning required.

Key Features:

• Precision-machined aluminum construction for durability and corrosion resistance
• Helical bore design creates a spiral airflow effect, improving air-fuel atomization
• Bolt-on installation — no cutting, welding, or tuning required
• Improves throttle response and low-to-mid range torque
• Compatible with GM GMT800 V8 4.8L, 5.3L, and 6.0L engines (1999–2007)
• 50-State Legal — CARB Executive Order: D-550-11
• Includes all necessary hardware for installation

WARNING (Proposition 65): Some products may contain chemicals such as DEHP, which can cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

The aFe Silver Bullet Throttle Body Spacer is a straightforward, emissions-legal performance upgrade that delivers real-world drivability improvements for GMT800-era GM trucks and SUVs.