Flowtech Headers are the perfect combination of quality and value. These block hugger headers use an oval port design that is compatible with Chevy Fast Burn D-port heads. This header is constructed from polished 304 stainless steel.
Specifications:
- Header style: Block Hugger
- Primary tube diameter: 1-5/8 in
- Collector diameter: 2.50 in
- Flange: 3-bolt
- Material: Stainless Steel
- Engine: Chevrolet
- Mounting hardware and gaskets included
- CARB (California) emissions compliant: No
- Part number: 11705-7FLT
FAQ
What does the Flowtech 11705-7FLT header fit?
It is a universal Chevrolet header sized 1-5/8in x 2.50in. Confirm clearance and primary tube/collector size for your chassis and engine before ordering.
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.

