2020-2026 GM 3.0L/6.6L Duramax, 2011-2026 Ford 6.7L DEF Filler Cap
Keep your DEF filler tube and reservoir contaminants-free with this CNC-machined billet aluminum cap. Featuring OEM-like internal threads and a high-quality O-ring that seals off the filler neck, it protects your DEF system from contaminants and moisture.
Variants (1)
- Default Title — 29.99 USD — In stock
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