Reducing Charge Air Cooler Hose 4.25" ID to 4" ID X 7" Long - Gloss Black
Special 7 inch length can be used on many LS1 engines. Goes to your lid and can be bent slightly for a better fit.
The 4-1/4" end fits on 4.15" through 4.25" MAFs and throttle bodies, including the FAST 102. Also many lids.
Recommended clamps are CT450 on the small end and CT500 on the big end.