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High-grade aluminum sleeves are extremely wear-resistant
MK-V SUPRA
Severe wear of the line pressure modulator sleeve allows EPC (electronic pressure control) oil to leak past the valve and cause soft shifts
Items Included: Boost valve and sleeve
Sonnax 400-LB1 TH400 Transmission Boost Valve & Sleeve Progressive Line Pressure tools High-grade aluminum sleeves are extremelyBrand: Sonnax Other Part Number: S34507F Type: Performance Boost Valve Kit Items Included: Boost Valve, Sleeve, Spring, O rings Manufacturer Part Number: 400 LB1 Universal Fitment: Yes Vintage Part: No Performance Part: Yes TH400 Line Pressure Booster Kit Part No. 400 LB1 Sonnax hydraulic line pressure booster kits contain stronger pressure regulator springs and large ratio boost valves designed to work together to provide progressive pressure
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