Vibrant Performance Straight Reducer Silicone Tubing Coupler - 4 in to 4-1/2 in ID - 3 in Long - Black 23-TR1-N-L Our push-on style valve cover

Our push-on style valve cover breathers contain an effective filter which traps oil vapor and prevents engine compartment contamination

Synthetic Grip

Washer Included

Data Logger Thermocouple Amplifier Interface

offset +22 and the hub bore is 78

Vibrant Performance Straight Reducer Silicone Tubing Coupler - 4 in to 4-1/2 in ID - 3 in Long - Black 23-TR1-N-L Our push-on style valve coverVibrant Performance Aramid Reinforced Silicone Transition Hose Couplers feature a smooth and effective transition from one inlet diameter size to another. This coupler is intended for use in applications where a reduction or increase in diameter is needed. Our Transition Hose couplers are commonly found off of turbo compressor housings, intercooler end tanks and charge pipe assemblies. Rated for temperatures ranging from 65 degreesF to 350 degreesF