Part Number: 12556893, 12558693, 12570553, 3859078, 38590782, 392889925, D581, UF-271, UF271, 5C1083, 521618, 41-962, 19299585, M8-48322R, 9059, 9748hh, 9748uu, 9748rr, 88862385 Replacement Models: Replacement for 2002-2006 Chevy Avalanche, Replacement for 2001-2002 Chevy C3500/Express, Replacement for 1999-2009 Chevy Silverado, Replacement for 2003-2004 Chevy SSR, Replacement for 2000-2009 Chevy Suburban, Replacement for 2000-2009 Chevy Tahoe Reliable Quality: The use of high quality epoxy resin adhesive, German pure copper coil and other high quality materials, equipped with glass fiber braid and carbon impregnated glass fiber core, has excellent durability, not easy to corrosion, not easy to damage, can provide better performance, reliable quality Good performance: Reliable ignition coil and spark plug can solve the ignition system failure, driving turbulence, ignition failure and other problems, improve the efficiency of the fuel system. Note: Different shapes of coils can be used for the same model, round (UF262) or square (UF271). It is recommended to check the coil shape before purchasing. Good Service: We provide you with good customer service, if you have any questions when purchasing, feel free to leave a message Specification: Part Number: 12556893, 12558693, 12570553, 3859078, 38590782, 392889925, D581, UF-271, UF271, 5C1083, 521618, 41-962, 19299585, M8-48322R, 9059, 9748hh, 9748uu, 9748rr, 88862385 Note: Different shapes of coils can be used for the same model, round (UF262) or square (UF271). It is recommended to check the coil shape before purchasing. Compatibility: Replacement for 2002-2006 Chevy Avalanche 1500 5.3L V8 Replacement for 2003-2006 Chevy Avalanche 2500 8.1L V8 Replacement for 2001-2002 Chevy C3500 8.1L V8 Replacement for 2001-2002 Chevy Express 3500 8.1L V8 Replacement for 2003-2009 Chevy Silverado 1500 6.0L V8 Replacement for 1999-2009 Chevy Silverado 1500 5.3L V8 Replacement for 1999-2009 Chevy Silverado 1500 4.8L V8 Replacement for 2009 Chevy Silverado 1500 4.3L V6 Replacement for 2001-2006 Chevy Silverado 1500 HD 6.0L V8 Replacement for 1999-2000 Chevy Silverado 2500 5.3L V8 Replacement for 1999-2004 Chevy Silverado 2500 6.0L V8 Replacement for 2003-2007 Chevy Silverado 2500 HD 8.1L V8 Replacement for 2001-2009 Chevy Silverado 2500 HD 6.0L V8 Replacement for 2001-2006 Chevy Silverado 3500 6.0L V8 Replacement for 2003-2007 Chevy Silverado 3500 8.1L V8 Replacement for 2009 Chevy Silverado 3500 HD 6.0L V8 Replacement for 2003-2004 Chevy SSR 5.3L V8 Replacement for 2000-2009 Chevy Suburban 1500 5.3L V8 Replacement for 2006-2009 Chevy Suburban 1500 6.0L V8 Replacement for 2000-2006 Chevy Suburban 2500 6.0L V8 Replacement for 2001-2006 Chevy Suburban 2500 8.1L V8 Replacement for 2000-2009 Chevy Tahoe 5.3L V8 Replacement for 2000-2009 Chevy Tahoe 4.8L V8 Replacement for 2009 Chevy Tahoe 6.2L V8