Description
Take full control of your exhaust system with the SST Exhaust Flap/Valve Control, designed specifically for the Audi A8(L) 6.0 W12 Type 4E (2003–2010). This high-quality plug-and-play system allows you to open or close the exhaust flaps at will, delivering a more aggressive exhaust note or a refined, quiet ride as desired. It integrates flawlessly with the stock exhaust system and offers an even more pronounced effect when paired with a performance exhaust.
Important Notice:
This product must not be installed on vehicles with ABE/road approval within the European Union. Doing so may result in the loss of the vehicle’s operating license. It is intended strictly for racing, show, or export use. Please verify all applicable regulations in your region before installation.
Features:
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Made in Germany for maximum quality and reliability
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Compact, waterproof controller (65 x 50 x 35 mm)
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Installation location: behind the bumper
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Controls 2 exhaust flaps
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Plug-and-play installation – pre-assembled and pre-programmed
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Illustrated installation and operating instructions included
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Seamless integration with factory electronics – no error codes or modifications required
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Zero quiescent current consumption when switched off
Fitment (Audi A8 4E):
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Audi A8(L) 6.0 W12 (Type 4E) – 331 kW / 444 HP – 2003–2010
Operating Modes:
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Sport Mode: Flaps permanently open for a more aggressive exhaust sound
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Comfort Mode: Flaps permanently closed for a quieter, more refined tone
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Factory Mode: Flaps operate as in the original OEM configuration
Additional Features:
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Memory function allows the system to remember the last active mode after engine restart
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Option to set a preferred default mode that activates automatically at every startup
