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Mishimoto all‑aluminum expansion (degas) tank for 1999–2003 Ford F‑250 7.3L Powerstroke replaces brittle plastic reservoirs with a fully welded aluminum tank. It includes an integrated sight glass for quick coolant level checks, an extra 1/8 in NPT port for pressure monitoring, and increases coolant capacity compared with the stock degas tank. The durable TIG‑welded construction is offered with Mishimoto’s Lifetime Warranty.
Mishimoto 99-03 Ford F-250 Aluminum Expansion Tank - Natural
