Used to adapt System 1 spin-on filters to various vehicles. Makes it easy to transfer a 3” or 4” diameter filter to another car or truck. Outside threads on the insert are 1″-12 thread pitch. For inserts other than those shown here contact System 1 for more options.
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METRIC Spin-on Oil and Fuel Filter Inserts
$14.00
METRIC spin-on oil and fuel filter Insert fits 3″ dia. and 4″ dia. spin-on oil and fuel filters
| Weight | 16 oz |
|---|---|
| Thread | 18mm x 1.5 threaded insert, 20mm x 1.5 threaded insert, 22mm x 1.5 threaded insert |
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