12570800 Throttle Body Assembly Aluminum Compatible with Silverado Suburban Tahoe Escalade Express Sierra Yukon 4.8L 5.3L 6.0L 2003-2007 12679525 217-2293 977-307 S20006 977-161

Fitment:Compatible with Silverado 1500 4.8L 5.3L 6.0L 2003-2006Compatible with Silverado 1500 Classic 4.8L 5.3L 6.0L 2007Compatible with Silverado 1500 HD 6.0L 2003 -2006 Classic 6.0L 2007Compatible with Silverado 2500 5.3L 6.0L 2003-2004Compatible with Silverado 2500 HD 6.0L 2003-2006 Classic 6.0L 2007Compatible with Silverado 3500 6.0L 2003-2006Compatible with Suburban 1500 5.3L 2003-2006 6.0L 2006Compatible with Suburban 2500 6.0L 2003-2006Compatible with Tahoe 4.8L 5.3L 2003-2006Compatible with Rainier 5.3L 2004Compatible with Escalade 5.3L 6.0L 2003-2005Compatible with Avalanche 1500 5.3L 2003-2006Compatible with Cheyenne 5.3L 2003-2006Compatible with Express 1500 5.3L 2007Compatible with Express 2500 6.0L 2004-2007 4.8L 2007Compatible with Express 3500 6.0L 2004-2007 4.8L 2007Compatible with SSR 5.3L 2003-2004Compatible with Trailblazer EXT 5.3L 2003-2004Compatible with Envoy XL 5.3L 2003-2004Compatible with Savana 1500 5.3L 2007Compatible with Savana 2500 4.8L 2007Compatible with Savana 2500 6.0L 2004-2007Compatible with Savana 3500 4.8L 2007Compatible with Savana 3500 6.0L 2004-2007Compatible with Sierra 1500 4.8L 5.3L 6.0L 2003-2006Compatible with Sierra 1500 Classic 4.8L 5.3L 6.0L 2007Compatible with Sierra 1500 HD 6.0L 2003 -2006Compatible with Sierra 1500 HD Classic 6.0L 2007Compatible with Sierra 2500 6.0L 2003-2004Compatible with Sierra 2500 HD 6.0L 2003-2006Compatible with Sierra 2500 HD Classic 6.0L 2007Compatible with Sierra 3500 6.0L 2003-2006Compatible with Sierra 3500 Classic 6.0L 2007Compatible with Yukon 4.8L 5.3L 6.0L 2003-2006Compatible with Yukon XL 1500 5.3L 6.0L 2003-2006Compatible with Yukon XL 2500 6.0L 2003-2006Compatible with H2 6.0L 2003-2007

• 1)Premium quality: The throttle body is made of reliable quality aluminum alloy, making it immune to deformation and damage, at the same time, its lightweight material effectively reduces the load on the engine in system and minimizes power loss
• 2)Vehicle Compatibility: The throttle body assembly compatible with Silverado 1500 4.8L 5.3L 6.0L 2003-2006, compatible with Silverado 2500 5.3L 6.0L 2003-2004, compatible with Silverado 3500 6.0L 2003-2006, compatible with Suburban 1500 5.3L 2003-2006, compatible with Suburban 1500 6.0L 2006, compatible with Suburban 2500 6.0L 2003-2006, compatible with Tahoe 4.8L 5.3L 2003-2006, compatible with Rainier 5.3L 2004, compatible with Escalade 5.3L 6.0L 2003-2005
• 3)Vehicle Compatibility: The throttle body assembly compatible with Avalanche 1500 5.3L 2003-2006, compatible with Cheyenne 5.3L 2003-2006, compatible with Express 1500 5.3L 2007, compatible with Express 2500 4.8L 2007, compatible with Express 2500 6.0L 2004-2007, compatible with Express 3500 4.8L 2007, compatible with Express 3500 6.0L 2004-2007, compatible with SSR 5.3L 2003-2004, compatible with Trailblazer EXT 5.3L 2003-2004
• 4)Replacement Code: 12570800 / 12679525 / 217-2293 / 977-307 / S20006 / 337-05400 / 977-161; Internal valve sealing structure and premium spring reset components avoid the throttle staying fully open or stuck. Effectively fix common issues such as intake system failure, poor fuel supply and unstable idling, greatly lowering the risk of malfunction
• 5)Superior Performance: Optimized internal transmission structure delivers instant throttle response, smooth acceleration and stable engine running. Help lower fuel consumption, improve combustion efficiency and overall engine performance