1. numbers for reference: 25008307, 25008219, 19207203.2. Fit for C1500 Extended Cab Pickup 6.5 D 19931997.3. Reduce black smoke and avoid power shortage, it has stable performance.4. Small air intake resistance, more accurate signal, high reliability.5. Extremely small pressure loss and measurable flow range.Name: Air Flow SensorItem Type: Air Flow MeterPart Number:25008307Condition: Part Number: 25008307, 25008219, 19207203Fitment:Fit for C1500 Extended Cab Pickup 6.5 D 1993-1997Fit for C2500 Extended Cab Pickup 6.5 D 1997-2000Fit for C2500 Closed Off-Road Vehicle 6.5 D 1993-1998Fit for C3500 Extended Cab Pickup 6.5 D 1997-2000Fit for 5.7 1997-2000Fit for 5.7 1998-2002Fit for 5.7 V8 1992-1998Fit for Convertible 5.7 1992-1995Fit for Convertible 5.7 1997-2002Fit for 5.7 1991-1997Colour:silver:Plastic + MetalPackage Contents:1 x Air Flow SensorOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.