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2003 Chevrolet Avalanche 5.3L V8

Throttle Body Spacer (725153) 1999-2007c Silverado/Sierra, GM SUV 4.8/5.3/6.0/8.1L, 2003-07 Hummer H2, 2004 GTO

Throttle Body Spacer (725153) 1999-2007c Silverado/Sierra, GM SUV 4.8/5.3/6.0/8.1L, 2003-07 Hummer H2, 2004 GTO

Throttle Body Spacer (725153) 1999-2007c Silverado/Sierra, GM SUV 4.8/5.3/6.0/8.1L, 2003-07 Hummer H2, 2004 GTO

Throttle Body Spacer (725153) 1999-2007c Silverado/Sierra, GM SUV 4.8/5.3/6.0/8.1L, 2003-07 Hummer H2, 2004 GTO 8 $71.90