i just got a air mass sensor for my audi a4 1998 1.8 Aeb. i got this part from ecstuning but i cant send it back. they told me to sell it here. it costed me $109 , i would like to get something back. please help me i still money to fix the problem for my car.

Audi B5 A4 FWD 1.8T > Engine > Intake > ES#1891984 Air Mass Sensor (MAF) - 058133471A