Hi-Performance, Large Diesel, Racing, Heavy Duty Auto
For 2.90" to 5.50" diameter standard oil filters.

Light Duty Automotive, Truck and Metric Motorcycles
For 2.50" to 3.80" diameter standard filters.

Harley-Davidson and Custom Motorcycles
For 2.90" - 3.20" diameter standard oil filters.

Transmission Magnet suitable for all vehicles with a steel oil pan.

Differential Magnet suitable for all vehicles.