No Leaks. No Locks. Just Performance!

"Perfect fit for my 389 Peterbilt️. Install took seconds and I haven’t had a single issue since. The quality is solid and it seals tight. I’ll be ordering another as a backup!"— Mike D

Why Get Our Non-Locking Aluminum Lever Style Diesel Fuel Cap?

✅ Stop Fuel Leaks & Prevent Waste: Leaking or poorly sealed caps lead to fuel loss. This Non-Locking Aluminum Lever-Style Diesel Fuel Cap features a heavy-duty die-cast aluminum body and a Viton gasket for a tight, secure seal. It’s non-vented and equipped with a pressure relief feature to help prevent leaks and deter fuel theft.

✅ Hassle-Free, Perfect Fit: Forget struggling with ill-fitting or hard-to-install caps. Designed as a direct replacement for Peterbilt️#11-04859-100 fuel tanks (male fitting), this cap installs easily — no tools or modifications required. Just install and go.

✅ Durable & Reliable Replacement: Rust, corrosion, or theft can leave your fuel tank exposed. Built from rust-resistant aluminum, this non-locking lever-style cap includes a safety chain and bail to keep it secure. It’s a long-lasting solution for replacing damaged, rusted, or missing fuel caps.

📓FREQUENTLY ASKED QUESTIONS

Q: Will this cap fit all Peterbilt fuel tanks?
A: No, this cap is only compatible with Peterbilt️#11-04859-100 tanks currently using the same lever-style cap. Always check your current cap before ordering.

Q: Does this fuel cap come with a vent?
A: No, it is non-vented but includes pressure relief to maintain proper tank pressure.

⚙️ Specifications:

• Color: Silver

• Material:‎ Aluminum

• Product dimensions: ‎4.3 x 4.3 x 2.3 inches

• Package Inclusion: 1x Non-Locking Aluminum Lever Style Diesel Fuel Cap