Rudy's 10R140 Transmission Thermostat Valve Bypass for 20-25 Ford Super Duty F250/F350/F450 Bronco Explorer F150

SKU: RDP-10R140-BYP
$100.00
$100.00
$109.00

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Optimize Transmission Performance & Prevent Overheating While Towing!

Modern vehicles utilize an electronic thermostat valve controlled by the Powertrain Control Module (PCM) to regulate transmission temperature. By default, this valve is fully open (100%) to allow maximum coolant flow. However, under standard operation, the PCM actively modulates the valve—restricting flow—to bring transmission fluid up to a higher operating temperature quickly.

What We Discovered:
Through extensive testing, we found that the PCM never commands the thermostat valve to open fully once the engine is running. As a result, the transmission often runs at temperatures exceeding 200°F, particularly during demanding conditions like towing. This can contribute to long-term wear and reduced transmission lifespan.

The Solution:
Our Thermostat Valve Bypass Kit overrides the factory electronic control, forcing the valve to remain in its default 100% open position. This enables full coolant flow to the transmission cooler, significantly improving heat dissipation.

Proven Results:
Real-world towing scenarios have demonstrated a consistent reduction in transmission temperatures by 25°F or more, helping to maintain ideal operating conditions and improve the longevity of your transmission.

Important Note:
Without our integrated bypass electronics, unplugging the factory valve triggers a fault detection in the ECM (Engine Control Module), resulting in:

  • A Diagnostic Trouble Code (DTC)
  • Activation of the Check Engine Light (CEL)

Our system includes the necessary electronics to prevent these issues, ensuring a seamless installation without triggering diagnostic alerts.

Fitment:

  • 2020-2025 Ford F-250 F-350 F-450 F-550 Super Duty
  • 2021-2026 F-150
  • 2020-2026 Explorer
  • 2020-2026 Ranger
  • 2021-2026 Bronco 
  • 2020-2026 Expedition

Notes:

  • 1 Year Warranty
  • DOES NOT FIT F150 POWERBOOST TRUCKS WITH THE 10R140-MHT!!!

Product Specs

SKU:
RDP-10R140-BYP
Brand:
Rudy's

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