Dieselsite 7.3L Intake Plenum Boots - 1994-2003 Ford F-Series

DieselSite Intake Plenum Boots – 7.3L Powerstroke (1994–2003)

Eliminate boost leaks, oil seepage, and blown boots with DieselSite Intake Plenum Boots, engineered specifically for the harsh oil-rich environment of the 7.3L Powerstroke. These boots connect the intake manifold piping (“spider”) to the intake plenums and are designed to outperform and outlast factory silicone boots.

🔥 What’s Included:

• (2) Intake Plenum Boots – Spider to intake plenums

• (4) Worm Gear Clamps

• Optional upgrade to spring-loaded T-bolt clamps when used with:

  • Billet aluminum intake plenums

  • DieselSite no-crush plenum inserts

⚠️ Important Fitment Note:

• NOT for use on intercooler piping

• Designed only for intake plenum connections

💡 Why Factory Boots Fail:

Factory boots are silicone — and silicone is not oil compatible. The 7.3L Powerstroke uses a closed crankcase vent system, which sends oil vapor through the intake. Over time, this oil saturates silicone boots, causing:

• Deterioration and softening

• Air and oil leaks (commonly 3–4 PSI boost loss)

• Boots slipping or blowing off under boost

Even stock trucks experience failures once the boots lose integrity.

🛠️ DieselSite Solution:

• Fluoroelastomer-lined for superior oil and heat resistance

• 5-ply braided synthetic reinforcement – won’t kink or collapse

• Textured outer rubber for maximum clamp grip

• Handles engine heat and up to 100 PSI boost

• Prevents blown boots on high-boost applications

• Stops oil mist buildup in the engine valley

🧪 Built the Right Way:

These are not cheap cut silicone hoses. Each boot is:

• Individually molded (not cut from bulk hose)

• Made from premium synthetic rubber

• Resistant to:

  • Oil & fuel

  • Heat & ozone

  • Gasoline, diesel, ethanol, methanol, gasohol

Fluoroelastomers are used in aerospace and extreme automotive environments for a reason — they survive where silicone fails.

✅ Bottom Line:

If you’re tired of oil-soaked boots, boost leaks, or blowing hoses off your intake, DieselSite Intake Plenum Boots are the best solution available for the 7.3L Powerstroke. Built to handle oil, heat, and boost — once installed, they’re virtually indestructible.