Used OEM Audi TTS Heater Bypass Valve
5 used OEM Heater Bypass Valve in stock for Audi TTS, from $9 to $38. Every part was pulled in-house from donor cars scanned with VCDS diagnostic tools — real photos of the actual part, tested where we can, 30-day returns.
Items 1-5 of 5
Results
Coolant / Heater Bypass Solenoid Valve
Starting at $18.99
Fits 2011–2026 Audi & Porsche
OEM: 4H0121670A
Heater Control Valve
Starting at $30.99
Fits 2015–2026 Audi, Porsche + more
OEM: 5Q0906457K
Heater Control Valve Unit
Starting at $9.49
Fits 2010–2025 Audi, Porsche + more
OEM: 4H0121671D
Porsche: PAB12167100
Heater Control Valve
$33.49
Fits 2015–2024 Audi, Porsche + more
OEM: 5Q0906457B
Heater Control Valve Unit
$12.13
Fits 2010–2024 Audi, Porsche + more
OEM: 4H0121671B