Transmission Parts

Sonnax O-Ringed End Plug Kit for Honda & Acura Transmissions This kit is designed for Honda and Acura models equipped with 4-speed, 3-shaft, an...

Boost Valve Kit for 4L30-E Large Ratio, OE Code 264 In GM 4L30-E the original equipment (OE) boost valves are crafted from steel, while the sleeves...

Sonnax Converter Charge Regulated Pressure Regulator Valve for Honda & Acura Transmissions This valve kit, designed for Honda and Acura models ...

Sonnax CPC Valve Spring for A4RA, B4RA, M4RA Transmissions (1996-1999) For Honda/Acura A4RA, B4RA, and M4RA transmissions from 1996 to 1999, harsh ...

Boost Valve Kit for 4L30-E Medium Ratio, OE Code 448 In GM 4L30-E units, the original equipment (OE) boost valves are constructed from steel, while...

Sonnax TC Check Valve Kit for Honda/Acura 4-Speed, 3-Shaft, and 5-Speed Transmissions The Sonnax TC Check Valve Kit is designed to address common i...