January 07, 2016

NEW! ZF8HP45/55/70 Pressure Regulator Sleeve

ZF8HP45, ZF8HP55 and ZF8HP70 transmissions often develop erratic line pressure which can lead to restricted converter/lube flow and broken parts. Sonnax pressure regulator sleeve 35740-03 effectively restores proper line pressure in all ranges, and protects against premature wear for lasting results.

View News Archive