Does the Motorcraft FL-820-S Fit the 2018 Chevrolet Silverado 1500 5.3L?
Compatibility Details
CONFIRMED FIT
Motorcraft FL-820-S: compatible with 2018 Chevrolet Silverado 1500.
Thread size: match. Gasket diameter: match. The FL-820-S fits the 2018 Chevrolet Silverado 1500. I’ve laid out the full comparison below so you can see exactly why this works.
FILTER SPECIFICATIONS
| Specification | FL-820-S | 2018 Chevrolet Silverado 1500 5.3L Requires | Match? |
|---|---|---|---|
| Thread Size | M20x1.5 | M20x1.5 | ✓ |
| Gasket OD | 65 mm | 65 mm | ✓ |
| Filter Height | 85 mm | — | — |
| Filter Diameter | 76 mm | — | — |
| Anti-Drainback Valve | Yes | Recommended | ✓ |
| Bypass Valve (PSI) | 11 | 8–12 | ✓ |
INSTALLATION NOTES
Hand-tighten until gasket contacts housing, then 3/4 turn more. No thread tape needed on metric threads.
WHERE TO BUY
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