EX38 38mm Wastegate - GFB 7003 Nissan Silvia S14 and the peak recall feature

and the peak recall feature lets you see your peak boost after each boost event

The Atomic Boost Controller was tested on an MY02 Subaru WRX (whose only mods were a turbo-back exhaust) back-to-back with the factory controller

Nissan Skyline R32 (excludes GT-R)

or ECU output

Can be used with ear-buds

EX38 38mm Wastegate - GFB 7003 Nissan Silvia S14 and the peak recall featureThe EX38 features a 38mm valve and comes standard with a 10psi spring. Additional springs are also available by using various combinations of 5psi, 7psi, and 10psi springs, you can achieve base boost pressures of 5, 7, 10, 12, 15, 17, and 22psi*. Standing only 93mm tall, the EX38 is shorter than its nearest rival. The inlet flange I. D. features a tapered entry to assist a smooth transition from the exhaust pipe into the valve, and the seat I. D. is