Exhaust› Headers, Manifolds and Components

DNA Motoring

4-2-1 Stainless Steel Exhaust Header

$138.99

SKU: HDS-HA08-L4

In Stock
In Stock
Ships by Aug 3
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30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

It is manufactured with TIG welds and CNC machined flanges for precision and durability. The header includes O2 sensor bungs and is designed to improve airflow, potentially increasing horsepower and torque by 10-15 Hp/Tq. Installation hardware is typically included. This exhaust header is compatible with the 2008-2012 Honda Accord 2.4L 4-Cyl and the 2009-2014 Acura TSX 2.4L 4-Cyl. It is important to note that this product is for closed course race or competition use only on 1975 model year or newer vehicles and is not legal for street use. Its manufacture, sale, or installation may be illegal nationwide under the Federal Clean Air Act, and it is restricted for sale in California and cooperating states if not CARB certified.

MIA's Description

The J2 Engineering exhaust header is a 4-2-1 design crafted from T-304 stainless steel. It features TIG-welded CNC machine flanges and includes O2 sensor bungs. This header is designed to increase high flow air, offering an instant gain of 10-15 horsepower and torque.

Fitment

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Specifications

BrandDNA Motoring
Part NumberHDS-HA08-L4
CategoryExhaust

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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