RJSPHH Coolant Steam Port Crossover LS Throttle Body Bypass Hose Kit LS1 Cylinder Head for All GM LS Series Engines.

RJSPHH ls steam Port kit coolant Crossover kit LS Throttle Body Bypass Hose Kit Compatible with GM LS Series Engine LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33

RJSPHH LS steam vent coolant crossover ls throttle body Bypass Cylinder Head Coolant System Air Blead Plug Plates billet Compatible With Chevy LSX LS1 LS3 LS2 LQ4 LQ9 LS6 L92 L99 L33 LR4 LM7

Pilida 551693 LS Engine DBC DBW Gen 3 Gen 4 Throttle Body Bypass Cylinder Head Coolant Steam Port Plate Set LSX LS1 LS3 LS2 LQ4 LQ9 LS6 L92 L99 L33 LR4 LM7