Fits Sierra Silverado 1500 Tahoe Yukon(99 06 &Classic) Kicker Bar 4 6" 1272BOX4 intermediate 7L V8 1977 1980 blh 7L V8 1977 1980 Pontiac Grand LeMans 305 5L V8 1969 1974 Chevrolet K10 Pickup 350 5 Year Make Model Submodel Engine Size 1959 1971 Jeep CJ5 1959 1971 Jeep CJ6 1954 1958 Jeep Willys CJ 3 1956 1958 Jeep Willys CJ 6 1955 1958 Jeep Willys CJ 5 1959 1966 Jeep CJ3 1957 1964 Jeep FC150 1957 1964 Jeep FC170 1951 1952 Willys 4 73 Sedan Delivery 1953 1955 Willys 4 75 Sedan Delivery Kicker braces add rigidity to the front crossmember assembly and are highly recommended for aggressive off road use Year Make Model Submodel 2007 2007 Chevrolet Silverado 1500 Classic LS 2007 2007 Chevrolet Silverado 1500 Classic LT 2007 2007 GMC Sierra 1500 Classic SL 2007 2007 GMC Sierra 1500 Classic SLE 2007 2007 GMC Sierra 1500 Classic SLT 2007 2007 Chevrolet Silverado 1500 Classic WT 2007 2007 GMC Sierra 1500 Classic WT 2000 2006 Chevrolet Tahoe Base 2000 2006 Chevrolet Suburban 1500 Base 2001 2006 GMC Yukon XL 1500 Denali 2001 2006 GMC Yukon Denali 2002 2006 GMC Sierra 1500 Denali 2005 2006 GMC Sierra 1500 Hybrid 2004 2006 Chevrolet Silverado 1500 Hybrid 2000 2006 Chevrolet Suburban 1500 LS 2000 2006 Chevrolet Tahoe LS 2005 2006 Chevrolet Avalanche 1500 LS 1999 2006 Chevrolet Silverado 1500 LS 2000 2006 Chevrolet Suburban 1500 LT 1999 2006 Chevrolet Silverado 1500 LT 2005 2006 Chevrolet Avalanche 1500 LT 2000 2006 Chevrolet Tahoe LT 2006 2006 Chevrolet Suburban 1500 LTZ 1999 2006 GMC Sierra 1500 SL 2006 2006 GMC Yukon XL 1500 SL 2006 2006 GMC Yukon SL 2000 2006 GMC Yukon XL 1500 SLE 2000 2006 GMC Yukon SLE 1999 2006 GMC Sierra 1500 SLE 1999 2006 GMC Sierra 1500 SLT 2000 2006 GMC Yukon XL 1500 SLT 2000 2006 GMC Yukon SLT 2002 2006 GMC Sierra 1500 WT 2002 2006 Chevrolet Silverado 1500 WT 2000 2006 Chevrolet Tahoe Z71 2002 2006 Chevrolet Avalanche 1500 Z71 2004 2006 Chevrolet Suburban 1500 Z71 1999 2005 Chevrolet Silverado 1500 Base 2002 2005 Chevrolet Avalanche 1500 Base 2002 2005 GMC Sierra 1500 Base 2003 2005 Chevrolet Silverado 1500 SS 2004 2005 Chevrolet Silverado 1500 Z71 Off Road 2002 2003 Chevrolet Silverado 1500 LS 2002 2003 Chevrolet Avalanche 1500 North Face 2003 2003 Chevrolet Avalanche 1500 WBH 2002 2002 GMC Sierra 1500 HT 2001 2001 GMC Sierra 1500 C3 2001 2001 Chevrolet Silverado 1500 LT 2000 2000 GMC Yukon Denali