"EXTREME4" Filter Element Refill - Insane Diesel
"EXTREME4" Filter Element Refill

"EXTREME4" Filter Element Refill

Regular price $137.98 Sale price$124.18 Save $13.80
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Single or Case

Refill element for the "EXTREME4" Filter
(formerly named "X4")

All filter refills come with new bolt and cap o-rings.

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About Insane Diesel's

EXTREME BYPASS OIL FILTRATION SYSTEMS

Providing the best protection against engine wear, oil degradation, acidity, rust, and corrosion.