aFe Silver Bullet Throttle Body Spacer 19-21 Toyota Corolla L4 2.0L - Black 1997-toyota-4runner-esi5117681 This high-quality IE Valve Spring

This high-quality IE Valve Spring & Titanium Retainer kit features spring rates optimized to match your 2

AEM's 400LPH High Flow

NPT side: 1/8" NPT Male

Unlock the full potential of your Audi B8 RS5 or RS4 with the Eventuri Carbon Fibre Intake System

system capacity unchanged

aFe Silver Bullet Throttle Body Spacer 19-21 Toyota Corolla L4 2.0L - Black 1997-toyota-4runner-esi5117681 This high-quality IE Valve SpringThe serrated helix design creates air turbulence in the intake manifold. This turbulence increases the air pressure in the combustion chamber, resulting in increased performance and improved throttle response. The serrated helix combination design also reduces intake whistle that occurs with helix only designs (US PAT 07055513). This Silver Bullet throttle body spacer is precision machined from 6061 T6 billet aluminum for lightweight, high strength,