Audi A3 & TT 3-Button Flip Remote Key – 434MHz, ID48, HU66 (2005–2013)

Upgrade or replace your missing remote with a dependable, aftermarket solution that mirrors the look and function of your factory key. The Flip Car Remote Key 8P0 837 220 D is a 3-button flip remote crafted for Audi A3 and Audi TT models, delivering a familiar feel and reliable performance every time you reach for your keys.

Key features that set it apart

• Three-button flip design for a compact, pocket-ready profile and easy one-handed operation
• 434MHz operating frequency ensures broad compatibility with compatible vehicles’ receivers
• ID48 transponder chip provides immobilizer compatibility when paired with the vehicle
• HU66 key blade profile matches the ignition setup for seamless insertion and cutting
• High-quality aftermarket replacement with a sturdy plastic housing and metal accents
• Remote control functionality is fully supported for locking, unlocking, and trunk release
• Customizable and programmable for compatible vehicles, simplifying integration with your car’s security system

Compatibility and coverage

Designed specifically for:

• Audi A3 (06/2005 – 03/2013)
• Audi TT (2006 – 2013)

What’s included and important notes

• Replacement flip remote key with 3 buttons and integrated transponder module
• Key blade with HU66 profile—needs cutting by a local dealer or locksmith
• Programming required by a local locksmith before use
• Shipped without batteries

Why choose this replacement key

When your OEM key is lost or damaged, this aftermarket option provides a cost-effective, reliable alternative that preserves the familiar Audi key experience. Its 434MHz frequency, ID48 transponder, and HU66 blade are chosen to align with the security and ignition systems of the target models, reducing the guesswork that often comes with generic replacements. The design emphasizes durability and everyday practicality—every press of the lock, unlock, or trunk button feels confident, and the flip mechanism returns smoothly for quick, repeatable use.

Usage and care tips

To ensure a smooth fit and reliable operation, have the blade cut to the original specifications by a qualified locksmith or dealer. After cutting, arrange for programming to match your vehicle’s immobilizer system. Keep in mind Batteries are not included, so plan to install a fresh battery in the remote once it’s programmed and ready for daily use.

Who this is for

Perfect for Audi A3 and Audi TT owners seeking a dependable, affordable replacement that respects the original key’s form factor and button layout. It’s ideal for setups where you already have a non-functional remote and want a straightforward path to reestablishing remote locking, unlocking, and trunk access without the higher cost of a dealer replacement.

Keywords designed for your search

Audi A3 key replacement, Audi TT flip key, 434MHz remote key, ID48 transponder key, HU66 blade, 3-button remote, aftermarket Audi key, car key replacement, locksmith programming key