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The SV52 also includes 2 springs PLUS a spring pre-load adjustment system so you can dial it in for optimum throttle response and boost recovery after gearshift

Suits various 11mm top oring injectors

8mm TBA TBA TBA AN-8 1000psi 5000psi 7/16″ 11

Link are redefining what an entry level ECU should be

6Boost Exhaust Manifold, for Nissan RB20/25DET, T4/50 'Divided Entry' Single 50mm Wastegate Port "Non Sportsman Mid Frame ie PT6766-7675" KIT Pro Street Radials - Australia's6Boost Exhaust Manifold, for Nissan RB20 25DET, T4 50 'Divided Entry' Single 50mm Wastegate Port "Non Sportsman Mid Frame ie PT6766 7675" Prepare to unlock the full potential of your turbocharged engine with a 6Boost turbo manifold. All 6Boost manifolds are specifically designed for your application and built around a unique "merge collector" design. This means no pipes cross each other and the merge collector directs all exhaust gases at the turbine