AutoMeter Cobra Speedometer - 180 MPH - 4 in Diameter - Programmable - Black Face Front Control Arm Shims Silver Bullet throttle body spacers LWILK5000K Size:Large (17") see 450600 R03P003L

Silver Bullet throttle body spacers are constructed out of durable 6061-T6 billet aluminum and use a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix-only throttle spacers

Includes allen wrench and detailed instructions

100-micron stainless steel replacement element

390 in Bore

2016-2019 Nissan Titan XD

AutoMeter Cobra Speedometer 180 MPH 4 in Diameter Programmable Black Face Front Control Arm Shims Silver Bullet throttle body spacers LWILK5000K Size:Large (17") see 450600 R03P003L Silver Bullet throttle body spacers are constructed out of durable 6061 T6 billet aluminum and use a unique serrated helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers Includes allen wrench and detailed instructions