Ford 250 Crossflow Exhaust Manifold What type of flange would you like:T4/50 'DIVIDED ENTRY' Single 50mm Wastegate Port Pressure limiting valve: 10 -

Pressure limiting valve: 10 - 12 bar rel

resetting the flow benchmark set by our popular and highly regarded Race Port BOV

The proven dual o-ring design eliminates water ingress without messy sealants or unsightly gaskets

Nissan RB block thrusts are all cut in different places from the OEM manufacturer

Featuring our unique collar design and internal flow structures

Ford 250 Crossflow Exhaust Manifold What type of flange would you like:T4/50 'DIVIDED ENTRY' Single 50mm Wastegate Port Pressure limiting valve: 10 -All 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