

Arai GP-5W TD Duct (Rear)
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The Arai GP-5W TD Duct (Rear) is a genuine factory replacement aerodynamic component engineered specifically for the Arai GP-5W full-face motorsport helmet. In high-speed racing environments, rear ducts play a critical role in extracting hot, stagnant air from inside the cockpit while smoothing out the air wake behind the driver's head. This official Arai part allows you to easily replace a cracked, lost, or track-damaged rear vent to maintain peak ventilation performance and high-speed shell stability.
Seamless Transparency & Aerodynamic Balance
Moulded from a premium, high-grade clear polymer, this replacement TD duct is designed to integrate flawlessly into any helmet setup. Whether your GP-5W features the standard factory finish or a highly complex, multi-layered custom paint layout, the transparent material allows your underlying graphics and team livery lines to show through perfectly without interruption.
Key Performance Features
- Genuine Arai Motorsport Hardware: An authentic factory-produced accessory manufactured to Arai's uncompromising quality and safety standards, guaranteeing an exact contour-matched fit.
- Targeted GP-5W Fitment: Sculpted precisely to match the unique rear curvature, mounting lines, and exhaust ports of the Arai GP-5W helmet family.
- Efficient Cockpit Heat Extraction: Works in harmony with the helmet's internal ventilation channels, utilizing low-pressure venturi forces to draw out humidity and heat during intense race stints.
- Heavy-Duty Self-Adhesive Strips: Supplied complete with ultra-strong, pre-cut double-sided adhesive fixing strips, ensuring the trackside installation process is exceptionally fast, secure, and straightforward.
Please Note: This listing is for a single clear TD rear duct component with adhesive strips. For a permanent, track-safe bond, ensure that the helmet's application surface is completely clean, degreased, and entirely free from old adhesive residue, wax, or polish prior to fitting.
Stock & Availability
Due to the high demand and exclusive nature of premium motorsport products, UK stock allocations fluctuate daily. If your chosen size or colourway is subject to a factory lead time, our team will contact you within 1 business day to advise on delivery timelines or offer an instant refund.
Manufacturer Part Numbers (MPN)
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