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Made from 304 stainless steel for maximum corrosion resistance. This 1-7/8" filler diamond is used for 4:1 Headers. These are CNC laser cut for accuracy and quality. These are also used to square up header primary tubes and eliminate leakage inside the collector. These filler diamonds are proudly made in the USA.
We use UPS, FedEx, DHL, and USPS for deliveries. We are not responsible for any shipping problems and shall not be held liable for any "reasonable" delay beyond our advertised delivery time-frames. Shipment by Ground Courier can take up to 15 business days for delivery. Express Courier can take up to 3 business days for delivery. Shipping time frames are once the order has been processed. Due to high demand, order processing can take 5 to 7 business days.