aFe Silver Bullet Throttle Body Spacer Kit for GM Trucks & SUVs 07-11 V8-4.8/5.3/6.2L Part #46-34003

Precision machined from 6061-T6 billet aluminum Serrated/Helix Combination Design for optimum airflow into the combustion chamber Eliminates annoying whistle found in helix only throttle body spacers Includes all hardware This product is 50-state legal (CARB E O Number D-550-11)