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Best Quality Zun Exhaust Header Fit For Honda Civic Si 2.0l 4cyl K20z3 Fg2 Fd4 Fd3mt001021 43015582 Markdown: -40% [by64GCE1]

$36.99 $118.99 -69%

Features2006-2011 Honda Civic Si 2.0L FG2/FA5Inlet: 1 3/4" PortsOutlet: 2" Flange End4-2-1 Racing DesignImprove HP & TorqueMandrel-Bent For Maximum PerformanceTIG Weld & Polished Stainless SteelThick Steel FlangesGaskets Included, Reuse OEM B

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Best Quality Zun Exhaust Header Fit For Honda Civic Si 2.0l 4cyl K20z3 Fg2 Fd4 Fd3mt001021 43015582 Markdown: -40% [by64GCE1]

Features

2006-2011 Honda Civic Si 2.0L FG2/FA5

Inlet: 1 3/4" Ports

Outlet: 2" Flange End

4-2-1 Racing Design

Improve HP & Torque

Mandrel-Bent For Maximum Performance

TIG Weld & Polished Stainless Steel

Thick Steel Flanges

Gaskets Included, Reuse OEM Bolts

Quality & Affordable ProductsIncrease high flow air, instantly gain 10 to 15 Hp. / Tq.

What Our Customers Say

February 5, 2026

Absolutely no complaints!

This is a very nice and a very, very, very, very, very, very solid product.

- Ronabwy R..

February 5, 2026

Absolutely no complaints!

A superb item that I would gladly and so happily recommend.

- Morgan G..

February 5, 2026

Absolutely no complaints!

This has been an excellent and a very, very new find.

- Rhys H..

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