
BTR48795 Mild-Steel Reducer Downpipe Flange 5 in. to 4 in. T6/S400 w/Clamp
The BTR48795 reducer downpipe flange is a mild-steel piece that steps a T6/S400 5 in. turbo outlet down to 4 in. downpipe tubing, supplying a strong weld surface and an included clamp for secure fastening.
Brian Tooley Racing BTR48795 Includes:
- One 5 in. to 4 in. mild-steel reducer downpipe flange for T6/S400
- One clamp matched to the flange
Brian Tooley Racing BTR48795 Features:
- Reduces from 5 in. turbine outlet to 4 in. exhaust tubing
- Mild-steel construction for strength and long-term service
- Designed for T6/S400 turbocharger outlet dimensions
- Clamp included for a complete outlet-transition solution
Brian Tooley Racing BTR48795 Notes:
- Plan downpipe routing and support to minimize stress at the flange
- Confirm fitment with turbo housing and chassis before fully welding
Boost Your Build with Brian Tooley Racing BTR Turbocharger Flanges – Fabrication Made Easy
Brian Tooley Racing BTR Turbocharger Flanges are your go-to seamless turbo system fabrication solution. These BTR Flange Kits are offered in mild steel, stainless steel, and aluminum to match your performance and durability needs. Designed in multiple sizes, they effortlessly adapt to various turbo outlet and downpipe configurations, saving time and simplifying your custom exhaust build. With optional v-band clamps included, BTR makes it easy to get your turbo project back on track in no time.

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