Flowtech Exhaust products are the perfect combination of quality and value. We are proud to offer these Universal LS Swap Headers with 1-5/8" primaries and 2-1/2" collectors. These headers are made of 304 stainless steel and are available in both natural and polished finishes.
Specifications:
- Header style: Shorty
- Primary tube diameter: 1-5/8 in
- Collector diameter: 2 in
- Material: Stainless Steel
- Finish: Natural
- Engine: GM
- Mounting hardware and gaskets included
- CARB (California) emissions compliant: No
- Part number: 11575FLT
FAQ
What does the Flowtech 11575FLT header fit?
It is a universal GM header sized 1-5/8in x 2in. 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.
What finish is this header?
Natural.

