Air Filter Rubber Reducer Rings for 80mm & 90mm Filters

These air filter rubber reducer rings reduce the neck size of a Midnight Performance foam air filter, helping it fit more securely onto a smaller-diameter connection. Each ring sits inside the filter neck to adapt its internal diameter to suit your application.

Reducer sizes

• 80mm to 63mm: reduces an 80mm filter neck to 63mm.
• 80mm to 70mm: reduces an 80mm filter neck to 70mm.
• 80mm to 76mm: reduces an 80mm filter neck to 76mm.
• 90mm to 80mm: reduces a 90mm filter neck to 80mm.

Fitment

Designed for Midnight Performance foam air filters with an 80mm or 90mm internal neck diameter, using the corresponding reducer size listed above. Measure your filter neck and the connection you want to fit before ordering.

Fitment is determined by these dimensions, not by vehicle make or model.