What material is the aFe Twisted Steel header made from?

The header tubing is made from 14-gauge 409 stainless steel. This material is chosen for its resistance to rust and corrosion.

Does this header require any modifications to install?

No, this aFe Twisted Steel header is designed as a 100-percent bolt-on part. No modifications are necessary for installation.

What is the benefit of the mitered collectors on this header?

The mitered collectors, along with optimized tube lengths, help improve exhaust gas velocity. This contributes to better power delivery across the entire RPM range.

aFe Twisted Steel Header SS-409 HDR Jeep Wrangler TJ 00-06 I6-4.0L

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aFe

aFe Twisted Steel Header SS-409 HDR Jeep Wrangler TJ 00-06 I6-4.0L

Name: aFe Twisted Steel Header SS-409 HDR Jeep Wrangler TJ 00-06 I6-4.0L
Brand: aFe
Price: 969.95 USD
Availability: InStock

$969.95

This aFe Twisted Steel header is a direct bolt-on upgrade for your Jeep Wrangler TJ 4.0L, improving exhaust flow for better power.

Key Features

409 Stainless Steel Tubing — Resists rust and corrosion.
1/2" Thick Head Flange — Solid mounting surface for a good seal.
Bolt-On Installation — Designed to fit without modifications.
Optimized Tube Lengths and Collectors — Improves exhaust gas velocity for better power.

This header fits 2000-2006 Jeep Wrangler TJ models with the 4.0L inline-6 engine.

⚠ California Prop 65 Warning

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