The Lamborghini 90506520 Air Duct is a genuine OEM component designed to maintain proper airflow within various Lamborghini R-series agricultural tractors. This essential air duct is compatible with a wide range of models, including R2.100, R2.80, R2.90, R3.100, R3.80, R3.90, R4.100, R4.110, R4.120, R4.80, R4.90, R5.100, R5.110, R5.120, R5.130, R5.140, R5.150, R5.160, R5.170, R5.180, R5.190, R5.200, R6.100, R6.110, R6.120, R6.130, R6.140, R6.150, R6.160, R6.170, R6.180, R6.190, R6.200, R6.210, R6.220, R6.230, R6.240, R6.250, R7.100, R7.110, R7.120, R7.130, R7.140, R7.150, R7.160, R7.170, R7.180, R7.190, R7.200, R7.210, R7.220, R7.230, R7.240, and R7.250.