Banks Revolver Billet Diesel & DEF Caps
Prevents debris from entering the fuel and DEF filler necks on your 2013-2018 (4th Gen) RAM. CNC precision machined 6061 aluminum, these magnetic Diesel and DEF filler caps not only look good but conveniently attach to your filler door when not in use. Press-fit with dual Viton O-rings to prevent leaks. Vented to prevent backing out under pressure.
Genuine Banks Power parts, reserved through Tuned Yota. You pay Banks' published retail price; we confirm personally before anything is charged.
Also fits 1 other makes (Ram) — text us your vehicle and we'll confirm.
Options & part numbers
| Part # | Option | Retail | Status |
|---|---|---|---|
| 66701 | — | $99 | In stock at Banks |
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Genuine Banks Power parts, reserved through Tuned Yota. Prices are Banks Power's published retail pricing as of 2026-08-23 and are subject to change. Reservations are confirmed personally with no online payment, and install/calibration is quoted before you commit.