E90 Sedan FD Spec - Non-gutted Ladder Door Bar Roll Cage

Overview

This weld-in roll cage kit for the BMW E90 Sedan is built to meet Formula Drift regulations using 1.5″ x .095″ 1020–1026 DOM tubing. Designed for cars that retain interior panels, this non-gutted configuration features ladder-style door bars and allows for functional windows while still requiring some trimming of the door cards for proper fitment.

This is a made-to-order product. Be sure to verify compatibility with your series’ rulebook before purchasing.

Key Features

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  Vehicle Fitment: BMW E90 Sedan (2006–2011)

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  Material: 1.5″ x .095″ 1020–1026 DOM steel tubing

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  Weld-In Design: Requires accurate measuring, fitment, and welding

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  CNC Notched & Mandrel Bent Tubing for fast and precise assembly

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  Laser-Etched Fitment Guides to assist tube placement

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  Ladder-Style Door Bars for lateral protection with panel clearance

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  Non-Gutted Configuration:

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    Requires trimming of factory door cards

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    Retains enough panel to support working power or manual windows

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  Two Harness Bar Height Options:

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    Single diagonals (main and rear down bars)

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    Dual diagonals (main and rear down bars)

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  FIA Bars (Not required for install)

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Description

The E90 Sedan Formula Drift Spec Roll Cage – Non-Gutted with Ladder Door Bars offers a balance of safety and retained interior functionality, making it ideal for street-legal builds, practice cars, or dual-purpose track setups.

Each kit is manufactured with CNC notching and mandrel bending, ensuring clean tube joints and a professional-level fit. Laser-etched markings simplify placement and reduce install time. The ladder-style door bars offer a strong, FIA-style layout while still giving clearance for trimmed door panels and operational windows.

As with all weld-in kits, this product requires a skilled installation process. Taking the time to mock-up and measure thoroughly will produce the best possible result.

Important Notes

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  Made to order – All sales are final

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  Requires trimming of door panels

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  Allows for functional windows

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  Always confirm rules with your sanctioning body before ordering

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