aFe Silver Bullet Throttle Body Spacers TBS GM C/K 1500/2500/3500 96-00 V8-5.0L 5.7L 2019-gmc-sierra-3500-hd-esi5262048 Originally developed with the GM

Originally developed with the GM LT-1 engine specs in mind

A complete rod bearing set includes one upper and lower bearing shell for each connecting rod

Capable of regulating any fuel pump between 100 and 250 GPH

AEM's digital temperature gauge includes a 0-5v analog output for use with data loggers and virtually any engine management system

1973-1974 GMC C25/C2500 Pickup Base 1979-1986 GMC C2500 Base 1979-1986 GMC C2500 High Sierra 1979-1986 GMC C2500 Sierra Classic 1979-1982 GMC C2500 Sierra Grande 1975-1978 GMC C35 Base 1975-1978 GMC C35 High Sierra 1975-1978 GMC C35 Sierra Classic 1975-1978 GMC C35 Sierra Grande 1968-1974 GMC C35/C3500 Pickup Base 1979-1986 GMC C3500 Base 1979-1986 GMC C3500 High Sierra 1979-1986 GMC C3500 Sierra Classic 1979-1982 GMC C3500 Sierra Grande 1969 GMC K35/K3500 Pickup Base 1987 GMC R2500 Base 1987 GMC R2500 High Sierra 1987 GMC R2500 Sierra Classic 1987 GMC R3500 Base 1987 GMC R3500 High Sierra 1987 GMC R3500 Sierra Classic 1971 GMC Sprint Base

aFe Silver Bullet Throttle Body Spacers TBS GM C/K 1500/2500/3500 96-00 V8-5.0L 5.7L 2019-gmc-sierra-3500-hd-esi5262048 Originally developed with the GMSilver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T 6061 billet aluminum and using a unique serrated helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.