Rev 1-2 Turbo Billet TVIS Eliminator Supra This kit allows you to

This kit allows you to remove the OEM equipped by-pass valve

Ideally used when installing 540cc Injectors

These are about to go into production

It's offered with a variety of springs for different vacuum levels and a special spring specifically for supercharged vehicles

Rev 1-2 Turbo Billet TVIS Eliminator Supra This kit allows you toThese Tvis eliminators are designed in house by TB Developments to replace the oem Tvis butterflys in the intake tract which often fail or become a restriction above 300bhp, also required when moving to a later version of ecu management that cannot support them. Unlike the common method of modifying the OEM unit which can often lead to failure and engine damage these are 5axis CNC milled from a solid billet of aluminum to make failure impossible. They