4.5" to 4.0" Silicone Reducer Color:BLUE Every detent permits 1psi (+/-0

Every detent permits 1psi (+/-0

and that those goals may change

Be careful when buying Braided Stainless Steel Hose because they are not all the same

grips and seals the edge of the PTFE line against the top part of the aluminum fitting

Easy to tune as these are the same injector that came with the ls3 only that they flow more for head and cam cars

4.5" to 4.0" Silicone Reducer Color:BLUE Every detent permits 1psi (+/-0Joining your intake pipe to the throttle body assembly, air metering assembly, intercooler, BOV pipe, or turbo inlet outlet. Custom compressor, intercooler or inlet piping for turbo supercharged car Custom cold air intake for nonturbo car Replacement of all factory rubber parts Genuine 4 ply Silicone (5 silicone layers plus 4 reinforcement layers = 9 total layers!) Installer can cut silicone parts down to fit with a razor Heat tolerance: 40 to 392