The 3 bar MAP Sensor is good for up to 32psi of boostMAP sensor which translates into improved boost response.Automatic temperature compensation.Allows smoother engine operation, higher boost levels, and better drivability than competitor's turbo MAP sensors.Fitment:For for Corvette 1997-2013For Silverado 1500 2005-For Silverado 2500 HD 2005-For 1500 2005-For 2500 2005-2009For Tahoe 2005-For Impala 2006-2009For Trailblazer 2006-2009For Avalanche 2007-2008For Camaro 1998-2000For 1500 2005-For 2500 HD 2005-For 1998-For XL 1500 2005-For LaCrosse 2009For LaCrosse 2008For G8 2009For GTO 2004-2006For Grand Prix 2005-2008For 2003-2007For Escalade 2003-2007[Engines: LS1 for LS3 LS6 LS7 LS9 LQ4 LY6 L31 LSX]Specifications:Type: Intake Pressure SensorNumber of Pin: 3-pinReference Number:16249939, 12615136, NP-LS1MP3Colour:Black + RedMaterial:plasticPackage Contents:1 x Intake Pressure SensorOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.