FLOWTECH's Afterburner Turbo Chamber Headers represent the first new major design change in exhaust technology in decades. This designs combines the race-proven 4 into 1 design with the torque managing capabilities of a Tri-Y header. The turbo chamber helps smooth out exhaust turbulence for increased performance and a broad power curve.
Specifications:
- Header style: Long Tube
- Primary tube diameter: 1-5/8 in
- Collector diameter: 3.00 in
- Material: Mild Steel
- Engine: Chevrolet
- Mounting hardware and gaskets included
- CARB (California) emissions compliant: No
- Part number: 49150FLT
Vehicle Applications:
- 1973 Chevrolet Blazer Base
- 1974 Chevrolet Blazer Base
- 1973 Chevrolet C10 Pickup Base
- 1974 Chevrolet C10 Pickup Base
- 1973 Chevrolet C10 Suburban Base
- 1974 Chevrolet C10 Suburban Base
- 1973 Chevrolet C20 Pickup Base
- 1974 Chevrolet C20 Pickup Base
- 1973 Chevrolet C20 Suburban Base
- 1974 Chevrolet C20 Suburban Base
- 1973 Chevrolet C30 Pickup Base
- 1974 Chevrolet C30 Pickup Base
- 1973 GMC C15/C1500 Pickup Base
- 1974 GMC C15/C1500 Pickup Base
- 1973 GMC C15/C1500 Suburban Base
- 1974 GMC C15/C1500 Suburban Base
- 1973 GMC C25/C2500 Pickup Base
- 1974 GMC C25/C2500 Pickup Base
- 1973 GMC C25/C2500 Suburban Base
- 1974 GMC C25/C2500 Suburban Base
- 1973 GMC C35/C3500 Pickup Base
- 1974 GMC C35/C3500 Pickup Base
- 1973 GMC Jimmy Base
- 1974 GMC Jimmy Base
FAQ
What vehicles does the Flowtech 49150FLT header fit?
It fits 1973 Chevrolet Blazer Base; 1974 Chevrolet Blazer Base; 1973 Chevrolet C10 Pickup Base; 1974 Chevrolet C10 Pickup Base; 1973 Chevrolet C10 Suburban Base; 1974 Chevrolet C10 Suburban Base; and 18 more configurations. See the Vehicle Applications list for the full fitment.
Are mounting hardware and gaskets included?
Yes. Flowtech supplies the mounting hardware and header gaskets for installation.
Is this header legal in California?
Flowtech lists this part as not CARB (California) emissions compliant. Confirm your local emissions requirements before purchase.

