Husler Hedders 65025 Husler Hedders Street/Strip Header Natural Finish Tube Size 2 in. Collector Size 3.5 in. w/Slip-On Collector w/Sub Flange Husler Hedders Street/Strip Header Hedman Hedders 65025 67-69 SB Camaro Headers Product Dimension (LxWxH): 35.7x21.4x11.2