Flowtech
OBS HDR F-BODY LS-1 98-99 CTD
SKU: F00M 11133-1FLT
Description
Part #: 11133-1FLT
FLOWTECH's Camaro and Firebird headers with Y-Pipes are precision engineered to get maximum performance from your engine. Each header is formed from specially selected .049 cold roll flash controlled tubing, and features FLOWTECH's exclusive thick mandrel-formed Power Plenum collector. All ports are precisely fitted and finished with sturdy, leak-proof O-ringed port seals, and all FLOWTECH headers come with all mounting hardware, including bolts, nuts, and premium gaskets. FLOWTECH's headers are available with either a high-quality PPG satin black paint finish or with a specially formulated, show-ceramic coating for longer rust and corrosion resistance.
Features:
- Fuel Economy From The Engine
- Leak Test For Max Performance
- Mandrel-Formed Power Plenum
- Leakproof O-Ringed Port Seals
- Include All Mounting Hardware
1998-1999 Camaro/Firebird: LS-1, Tube Size 1.75", Collector Size 3"
Fitment
Fitment Guaranteed
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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Flowtech |
| Part Number | F00M 11133-1FLT |
Buy with Confidence
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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