GM 9T45/50/60/65 transmissions may exhibit multiple line pressure and converter-related problems due to high wear in the main pressure regulator boost valve sleeve bore. Sonnax pressure regulator boost valve kit 184740-02K has upgraded materials and minimal clearances to prevent wear and restore boost valve functionality for proper line pressure.

Boost sleeve is manufactured from highly wear-resistant billet aluminum to prevent wear
Hardcoat anodized aluminum valve combats premature wear
Drop-in Zip Valve™ parts install quickly and easily

Learn More About Zip Valve™ Drop-In Repairs

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