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Exhaust Headers, Manifolds and Components

Flowtech

Block Hugger Header Stainless Steel Block Hugger Header Small Block Chevy With D-Port Heads Tube Size 1-5/8 Inch Collector Size 2.5 Inch 304 Stainless Steel FlowTech

$608.95 $540.95 Save $68.00

SKU: F00M 11705-7FLT

In Stock
In Stock
Ships by Jun 7
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Flowtech 11705-7FLT is a polished stainless steel Block Hugger Header designed for Small Block Chevy 265-400 engines with fast burn D-port heads, featuring 1-5/8'' primary tubes and a 2-1/2'' collector for improved exhaust flow and throttle response.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandFlowtech
Part NumberF00M 11705-7FLT

Videos

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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