RB25 | RB26 Exhaust ManifoldAll of our in house exhaust manifolds are CAD designed, entirely stainless steel (including ALL flanges), back purged, and TIG welded by hand in our facility in BC, Canada. Careful consideration for runner length, collector design, orientation, wastegate placement, and turbine flow characteristics ensure optimal performance. All of our Spectrum Motorsports RB exhaust manifolds are equal length, delivering an enjoyable exhaust sound and even exhaust

Any additional charges relating to this will be the sole responsibility of the recipient and will be payable to the applicable local tax authorities or authorized representative prior to completing delivery

47mm full-bladed inducer

With these objectives in mind

Two piece design allows for easier installation and packaging

This compressor housing also increases efficiency and power capability

The Turbine match ensures engine delta pressure remains balanced across a wide RPM range

95 A/R turbine housing (3" V-band discharge flange)

low-Inertia 48mm Compressors offer exceptionally high Efficiency and up to 45lb/min

this has come with a comparative reduction in top end power output

up to 50PSI

This avoids the common issues seen with braided AN lines around the OEM turbo-fold

Ball bearing Cartridge