Protect your Truck’s engine, automatic transmission, gearbox, and differential.

FilterMags for Spin-on Filters

SS Series for Spin-on Filters

There is a FilterMag SS to fit nearly every engine that has a spin-on oil filter. They are sold in pairs for Full Engine Protection. Choose your FilterMag based on your oil filter’s outside diameter.

Custom MC/MB Series for Spin-on Filters

The FilterMag MC has a chrome plated face, and the MB has a stealthy, matte black face that can be used as is or painted. Both the MC and MB wrap around the filter further and have additional magnetic power than the SS-300. They look great on streetrods.

Automatic Transmissions

TM Series for Automatic Transmission Pans

The FilterMag TM360 and TM180 are designed to snap externally on automatic transmission fluid pans. Use the TM360 with double the magnetic power for full protection.

Differentials/Gearboxes

GP-101 for Internal installations

The FilterMag GP101 is a very powerful, bare magnet is designed to be installed on the inside cover of differentials and gearboxes during servicing.

Filter Cutter

Don’t forget the Filter Cutter

Prove the effectiveness of FilterMag by inspecting your own filter. FilterMag’s Filter Cutter is a high-quality tool that makes fast work out of safely cutting open a spin-on filter.