Hooker Headers Super Competition Series Headers, Ceramic Coated, 67-69 Firebird/Trans Am, 72-74 Ventura/Phoenix, 74 GTO: 326-455, Tube 1.75" x 28", Collector Size 3" HKR-4107-1HKR

Designed for optimal performance Industry’s best welds for durability 5/16” machined flanges for a perfect seal Long transition collector for decreased back pressure Light weight & sturdy 18 gauge tubing Mandrel-bent tubing for smooth exhaust flow Tuned-length primary tubes for maximum exhaust scavenging and velocity All necessary hardware included for a complete installation With Hooker Super Competition the objective has always been to make the maximum horsepower and to put it at the optimum point in the power curve. It takes a lot of time and money to do the job right. We will sometimes spend up to 2 to 3 times more just to make the Super Competition header work only 5 to 10% better. That commitment to excellence has made Hooker Headers the winningest header manufacturer in automotive drag racing history.

Brand	Hooker
Collector Diameter	3 inch
Emission Code	3
Header Finish	Ceramic Coated
Header Style	Long Tube
Primary Tube Dia.	1-3/4 inch
Product Type	Header
Tube Material	Mild Steel