6Boost Turbo Exhaust Manifold / RB26 T4 Twin Scroll / Single wastegate

6Boost Turbo Exhaust Manifold / RB26 T4 Twin Scroll / Single wastegate

Marsoni

M251S

$838.35

Get it in 3 business days with 1 day shipping. Friday, May 29

6Boost Turbo Exhaust Manifold / RB26 T4 Twin Scroll / Single wastegate6Boost Turbo Exhaust Manifold RB26 T4 Twin Scroll Single wastegateSKU: RB26 T4DE S50SThis manifold will suit RB26DETT enginesThis manifold is manufactured by 6Boost to the following specifications:* T4 Twin Scroll Divided Entry Turbine Inlet Flange* Wastegate provision for a Turbosmart or similar 45mm 50mm or 60mm External Wastegate (no flange welded on)* The manifold is supplied with a short wastegate starter pipe, designed to allow the fabricator to

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Set screws are poor quality and are sometimes powdercoated on the exposed threads. Leads to striped hex sockets and inability to tighten properly. Durable finish as evidenced by no visible damage after throwing parts across the shop in frustration. Ended up running self tapping screws thru parts to complete assembly.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on February 26, 2024

Verified Purchase

Carl L. Bradley

Omaha, US

★★★★★ 1

Kinda flimsy…

Thought the assembly was metal, it’s some kind of PVC.

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Reviewed in the United States on September 22, 2025