Hedman 89340 Standard-Duty Uncoated Hedders - Set of 2 Hedman Hedders 89340 Standard Duty Uncoated Headers; Tube Size 1.75 in.; Collector Size 3 in.; Long Tube; Incl. Headers/Gaskets/3 Bolt Adapter/Mtg. Hardware; Authorized Dealer - 100% Satisfaction Guaranteed Hedman Hedders 89340 Warranty: Yes