When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Price: $655.68

JCWhitney
- Free Fast Shipping
Both Ways - Free Return
Shipping - Lowest Prices
Guaranteed
Terms of Use
Warranty Coverage Policy
Flowtech HeadersFLOWTECH – LONG TUBE PERFORMANCE HEADERS
You can expect more power, torque and fuel efficiency after you bolt on a pair of Flowtech long tube performance headers. Designed and made to fit precisely, they feature leak-tested O-ring port seals and Mandrel-formed Power Plenums for low back pressure. You can improve the power and sound on your street machine with Flowtech’s wide range of performance exhaust products.
- Includes mounting hardware and high-quality gaskets
- Engineered and built to fit precisely for easy installation
- Leak-tested O-ring port seals
- Mandrel-formed, low back pressure Power Plenum
- Add power and increase fuel efficiency at the same time
Brand New in the Box - Fit and Quality Guaranteed!
Design 4-1 Material Made of Steel Series Long Tube Series Collector attachment style Flanged Collector diameter 3 in. Collector Head flange thickness 5/16 in. Thick Head Flange Port shape Round Port Quantity sold Set of 2 Primary tube diameter 1 5/8 in. Primary Tube Includes With Gasket(s) and Bolts/Studs Color/finish Ceramic Coated Header style Long Tube Prop 65 warning WARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov . Primary tube gauge 16 Gauge Condition NewCompatible with the following vehicles: Pontiac
- 77 Firebird Base RWD, Non-Emissions Controlled Vehicles, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only
- 76-77 Firebird Esprit RWD, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 76,78-79 Firebird Formula RWD, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 75-76,78-79 Firebird Trans Am RWD, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 70-73 Firebird (submodel: Base, Esprit, Formula, Trans Am) Non-Emissions Controlled Vehicles, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only
- 71-74 Firebird (submodel: Base, Esprit, Formula, Trans Am) without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 72-74 Firebird (submodel: Base, Esprit, Formula, Trans Am) without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 75-76 Firebird (submodel: Base, Esprit) RWD, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 75-77 Firebird (submodel: Base, Formula, Trans Am) RWD, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 75 Grand Am Base RWD, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 75 Grand Am Base RWD, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 73-74 Grand Am Base without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 73-74 Grand Am Base without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 75 Grand LeMans (submodel: Base, Safari) Intended For Race Use Only; 1.625 in. Primary Tubing
- 66,68-71,73 GTO Base without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 64-65,72 GTO Base without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 70-71 GTO The Judge without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 68-71 LeMans Base Non-Emissions Controlled Vehicles, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only
- 68,71-74 LeMans Base without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 72,74 LeMans Luxury without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 72-74 LeMans Luxury without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 69 LeMans Safari Non-Emissions Controlled Vehicles, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only
- 73-74 LeMans Safari without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 73-74 LeMans Safari without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 74 LeMans Safari Luxury without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 74 LeMans Safari Luxury without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 70-71 LeMans Sport Non-Emissions Controlled Vehicles, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only
- 71,73-74 LeMans Sport without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 71 LeMans T37 Non-Emissions Controlled Vehicles, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only
- 71 LeMans T37 without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Off-Road Use Only, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 70,72-74 LeMans (submodel: Base, Sport) without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
- 75 LeMans (submodel: Base, Sport) RWD, without Ram Air, Modify Stock Exh. To Retain Cat. Converter, Non-Emissions Controlled Vehicles, End Holes On Head Must Be Drilled And Tapped To Assure Proper Seal
