The Silver Bullet throttle body spacer is constructed from precision machined T-6061 billet aluminum and is designed using a serrated/helix design
Silver Bullet Throttle Body Spacer
aFe Power Silver Bullet 46-37002 Honda Throttle Body
Silver Bullet Throttle Body Spacer
Air Intake Systems - Throttle Body Spacers - Page 10 - Unleashed
aFe Silver Bullet Throttle Body Spacer V6 3.5L FOR 08-14 Honda
Silver Bullet Throttle Body Spacer
aFe Power Silver Bullet 46-34008 GM Throttle Body
aFe Power Silver Bullet 46-37001 Honda Throttle Body
aFe Power TR-1007P Takeda Cold Air Intake System, Air Intake - Canada