Mitsubishi 4B11 Evo X V-Band Exhaust Manifold NRG Boss Kit throughout the RPM range

throughout the RPM range

Lifetime warranty on PRP Billet hardware

tool-free adjustment and all the parts needed for conversions included

Street performance cams for Nissan Silvia Turbo SR20DET improved low to mid-range power and good throttle response

Mitsubishi 4B11 Evo X V-Band Exhaust Manifold NRG Boss Kit throughout the RPM rangeAll 6Boost manifolds are individually hand made in Australia. They are specifically designed for your application and built around unique "merge collector" design. This means no pipes cross each other and the merge collector directs all exhaust gases at the turbine entry. We have these to suit many combinations, if you don't see the combination you require in our selection please email and we can have one custom made for you. Additional Extra's