Description
If you purchased your Bosch Style Aluminum Bypass Valve from JB Performance, it is rebuildable.
- Quantity 2 Flouro-rubber o-rings are included for sealing the piston to wall.
- Quantity 1 Flouro-rubber cap o-ring.
- Qunatity 1 Flouro-rubber discharge side o-ring.
Please clean all old lubrication out of the valve. Use a ViperLube or TransGel grease to lubricate the new orings before installing the piston. We do not recommend using any other oils or grease to lubricate the o-rings.

Replacement drive snout pulley nut
Whipple 2.3L 140AX extended drive supercharger rotor pack
Oil fill plug
Refurbished TVS rotor pack bearing plate TVS1900, TVS2300
05-06 Scion TC TRD Supercharger upgraded head unit
Volute/Paxton case clamp
3.3L 3300AX bare case
Bypass mounting bolts 