This is for my 4″ intake piping
Spectre 85mm MAF Adapter to 4″ Tube – SPE-9774
Spectre 4″ low profile elbow SPE-9781
Spectre 4″ Coupler SPE-9771
Spectre 4″ Intake Tube SPE-9724
K&N 4″ inlet 5″ long Filter KNN-RU-2520
Those are Summit part numbers, so drop the prefix to get the manufacturer’s part numbers.
