Features: 1.According to the original OEM specifications, replacing part number for reference: 3843750. 2.Original standard, direct replacement for the previous old or broken idle air control valve. 3.This was used for GM based fuel injected engines ranging from 4.3 to 8.1 Liters. 4.This idle air control valve is already painted to match your engine and protect from corrosion. 5.Manufactured from premium aluminium alloy material, durable and sturdy, having stable performance. Specification: Conditon: 100% Brand New_x000D_ Item Type: Idle Air Control Valve_x000D_ Material: Aluminium Alloy_x000D_ Color: As Pictures Show_x000D_ Fitment:_x000D_ Fit for GM engines from 4.3L to 8.1L (Most)_x000D_ Fit for Engine Model _x000D_ 4.3GXi-P, 4.3GXi-Q, 4.3GXi-225-R, 4.3Gi-200-R_x000D_ V6-200-A, V6-225-A_x000D_ 5.0GXi-C, 5.0GXi-CF, 5.0GXi-D, 5.0GXi-DF, 5.0OSi-C, 5.0OSi-CF, 5.0OSi-D, 5.0OSi-DF_x000D_ 4.3GXi-B, 4.3GXi-BF, 4.3OSi-B, 4.3OSi-BF_x000D_ 5.0GXi-B, 5.0GXi-BF, 5.0OSi-B, 5.0OSi-BF, 5.7Gi-B, 5.7Gi-BF, 5.7GXi-C, 5.7GXi-CF, 5.7GiI-B, 5.7GXiI-C, 5.7OSi-A, 5.7OSi-AF, 5.7OSXi-A, 5.7OSXi-AF_x000D_ 4.3GXi-C, 4.3GXi-CF, 4.3GXi-D, 4.3GXi-DF, 4.3OSi-C, 4.3OSi-CF, 4.3OSi-D, 4.3OSi-DF_x000D_ 5.7Gi-C, 5.7Gi-CF, 5.7Gi-D, 5.7Gi-DF, 5.7GiI-C, 5.7GiI-D, 5.7GXi-D, 5.7GXi-DF, 5.7GXi-E, 5.7GXi-EF, 5.7GXiI-D, 5.7GXiI-E, 5.7OSi-B, 5.7OSi-BF, 5.7OSi-C, 5.7OSi-CF, 5.7OSXi-B, 5.7OSXi-BF, 5.7OSXi-C, 5.7OSXi-CF, 5.0GXi-E, 5.0GXi-EF, 5.0OSi-E, 5.0OSi-EF, 5.7Gi-E, 5.7Gi-EF, 5.7GiI-E, 5.7GXi-F, 5.7GXi-FF, 5.7GXiI-F, 5.7OSi-D, 5.7OSi-DF, 5.7OSXi-D, 5.7OSXi-DF_x000D_ 4.3GXi-E, 4.3GXi-EF, 4.3OSi-E, 4.3OSi-EF_x000D_ 4.3GXi-F, 4.3GXi-FF, 4.3OSi-F, 4.3OSi-FF_x000D_ 5.0GXi-F, 5.0GXi-FF, 5.0OSi-F, 5.0OSi-FF_x000D_ 5.7Gi-F, 5.7Gi-FF, 5.7GXi-G, 5.7GXi-GF, 5.7OSi-E, 5.7OSi-EF, 5.7OSXi-E, 5.7OSXi-EF_x000D_ 5.7GiI-F, 5.7GXiI-G_x000D_ 4.3GXi-G, 4.3GXi-GF, 4.3OSi-G, 4.3OSi-GF_x000D_ 5.0GXi-G, 5.0GXi-GF, 5.0OSi-G, 5.0OSI-GF_x000D_ 5.7Gi-G, 5.7Gi-GF, 5.7GXi-H, 5.7GXi-HF, 5.7OSi-G, 5.7OSi-GF, 5.7OSXi-G, 5.7OSXi-GF_x000D_ 5.7GiI-G, 5.7GXiI-H_x000D_ 4.3GXi-J, 4.3GXi-JF, 4.3OSi-J, 4.3OSi-JF_x000D_ 5.0GXi-J, 5.0GXi-JF, 5.0OSi-J, 5.0OSi-JF, 5.0GXi-N_x000D_ _x000D_ 5.7Gi-300-J, 5.7Gi-300-JF, 5.7OSi-300-J, 5.7OSi-300-JF, 5.7GXi-J, 5.7GXi-JF, 5.7OSXi-J, 5.7OSXi-JF, 5.7Gi-300-N, 5.7GXi-NOSXi-A, 5.7OSXi-AF Note: Please double check the part number of your item, matching information is for reference only._x000D_ If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!