JBA Stainless Steel Shorty Headers 09+ 300, Challenger, Charger 5.7L. These are a bolt-in replacement for your factory manifolds. To order: http://www.bmcspeedshop.com/product_p/jba-1964s-1.htm As a special bonus, we are offering Free US48 Ground Shipping on these! ------------------------- SPECS: Header Style: Shorty Header Material: Stainless steel Header Finish: Natural Primary Tube Diameter (in): 1 3/4 in. Collector Attachment: Ball and socket flange Collector Diameter: 2.500 in. Tuned: No Primary Tube Gauge: 14-gauge Flange Style: Standard Flange Thickness (in): 3/8 in. Bolts/Studs Included: Yes Gaskets Included: Yes Reducers Included: Yes Y-Pipe Included: No Motor Mounts Included: No Transmission Mount Included: No Quantity: Sold as a pair.