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Sonnax 27741-08K Transmission Pressure Regulator & Boost Valve Kit (Oversized)

by Sonnax
SKU S167741EPK
Original price $83.50 - Original price $83.50
Original price
$83.50 - $83.50
Current price $83.50
in stock, ready to be shipped

Delivery time

You will receive your package in 2–5 business days within the contiguous U.S.

Manufacturer Part Number: 27741-08K

Other Part Number: S27741PBK

Brand: Sonnax


Oversized Pressure Regulator & Boost Valve Kit
Part No. 27741-08K

Toyota/Lexus vehicles with U151E, U151F and U250E transmissions may exhibit insufficient line rise in the drive ranges, excessively high pressures in Reverse and shift issues. This may be caused by continuous oscillation of the pressure regulator valve and boost valves causing severe wear.

Sonnax oversized pressure regulator and boost valve kit 27741-08K features upgraded materials and extremely tight tolerances to restore and maintain proper hydraulic control.

  • Hardcoat anodized aluminum valves combat premature wear
  • A new spring is included to work with the oversized valve and re-establish OE regulated pressure specifications
  • Kit includes an increased ratio boost valve assembly specially designed to work with the oversized regulator valve
  • Pressure Regulator Valve
  • Pressure Regulator Spring
  • Boost Valve
  • Boost Sleeve
  • Boost Valve Plug

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