Fitment Information GMC Sierra1500 4.8L/5.3L V8 (1999, 2000, 2001, 2002) GMC Sierra1500 HD (2001, 2002) GMC Sierra 2500 6.0L V8 (1999, 2000, 2001, 2002) GMC Sierra 2500 HD 6.0L V8 (2001, 2002) GMC Sierra 3500 6.0L V8 (2001, 2002) Fits model with Cable Drive Only Specs & Features This part is C.A.R.B Approved. EO Number Is D-245-17It is Legal For use on the following GM applications in ALL 50 States: 1998-2003 GM LS1 Camaro / Firebird - 2004 GTO - 1999-2002 GM Full Size Truck 4.8/5.3/6.0 Applications 7-12 RWHP Increase Large 80mm Throttle Body Bore for Maximum Airflow Gaskets, Hardware and Spacer Included Durable CNC Machined Aluminum Casting Designed and Manufactured In USA Product Description Maximize Throttle Response and Power Increase throttle response and power output from your 1998-2002 Camaro, Firebird or 1999-2002 GM Truck (Cable Throttle Only) with this BBK Performance 80mm throttle body. BBK Performance throttle bodies create quicker throttle response and better acceleration. This throttle body will increase airflow to your engine adding more horsepower and torque to the wheels. High Quality Components BBK Performance throttle bodies are CNC machined from high quality 356 aluminum castings to ensure perfect OEM quality and fit every time. Features die stamped throttle linkages double sealed bearings and o-ringed throttle shafts. Easy Installation This throttle body is a direct fit replacement for a hassle free installation. BBK Performance throttle bodies are designed and manufactured in the USA. New gaskets, hardware and spacer are included. This throttle body uses your factory throttle motor.