Engine Intake Valve Audi A6 A7 A8 Q7 Q8 S4 S5 SQ5 3.0L EA839 06M109601G

The intake valves in the Audi 3.0T EA839 engine are critical for regulating the air-fuel mixture entering the combustion chamber. Direct injection engines are notoriously prone to severe carbon buildup on the intake valves, which restricts airflow and prevents the valves from seating properly. Over time, this leads to a loss of cylinder compression, rough idling, misfires, and a noticeable drop in performance. Replacing severely carbon-fouled, bent, or damaged intake valves with these premium replacements ensures a perfect seal within the cylinder head. Engineered to withstand high combustion temperatures, these valves restore optimal airflow, combustion efficiency, and factory performance.