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Exhaust› Headers, Manifolds and Components
Flowtech
Long Tube Header Black Painted 1-5/8 Inch X 3.0 Inch 1967-1974 Camaro/Firebird 1965-1974 Chevy Full Size Car 1964-1972 Gm A-Body 1968-1974 Gm X-Body 265-400 Sbc Engines FlowTech
SKU: F00M 11100FLT
Moderate — 2–4 hours
Overview
Show original supplier description
Part #: 11100FLT
Flowtech headers are the perfect combination of performance and value. Flowtech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 5/16 in. flanges with sealing rings for a leak-free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat resistant black paint for a stealthy appearance.
Features:
- Tuned-length primary tubes for better performance
- Fuel Economy From The Engine
- Mandrel-bent tubing for smooth exhaust flow
- Leak Test For Max Performance
- Light weight & sturdy 16 gauge tubing
- Mandrel-Formed Power Plenum
- Mandrel-formed Power Plenum collector for low back pressure
- Leak-proof O-Ringed Port Seals
- Sturdy, leak-tested O-Ring port seals
- Include All Mounting Hardware
- Engineered for a precision fit
- Designed for easy, trouble-free installation
- Includes all mounting hardware and premium gaskets
- Works with factory power steering and power brakes
1967-1974 Camaro/Firebird - 1965-1974 Chevy Full Size Car - 1964-1972 GM A-Body - 1968-1974 GM X-Body - 265-400 SBC Engines
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Vehicle Symptoms
- Reduced horsepower and torque during acceleration
- Sluggish throttle response and poor fuel economy
- Exhaust smell entering the cabin
- Rattling or ticking noise from exhaust manifold area
- Check engine light with exhaust-related codes
Relevant Conversations
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- Headers vs stock manifolds horsepower gain
- Will headers throw a check engine light?
- Flowtech vs Hedman headers comparison
- Need more low end torque: headers or cam?
- P0420 after header install: how to tune
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | Flowtech |
| Part Number | F00M 11100FLT |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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