Manley Exhaust Valves for 2JZGTE MK4 Supra (Set of 12) S90 If a manufacturer's ECU update

If a manufacturer's ECU update overwrites the Performance Software

and then plugs into the 2G cam and crank sensor connectors

• SAE 9254 Cold Wounded Steel

Without the need of removing one end of connected wires

Radium Engineering recommends upgrading the feed and return lines when using multiple pumps

Manley Exhaust Valves for 2JZGTE MK4 Supra (Set of 12) S90 If a manufacturer's ECU updateManley exhaust valves are available in the standard 29mm size or +1mm and listed by head diameter. Exhaust valves are sold as a set of 12. Fits 2JZ GTE MK4 Supra 1993 1998. Vehicle Fitment: 2JZ GTE MK4 Supra 1993 1998 Purchase Includes: Set of 12 Valves Select Head Diameter Valve Size Manley Race Master Valves: Manley Race Master Valves are designed and engineered to withstand the abuse of the track. Race Master valves are targeted by the bracket,