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.

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aFe

Specifications

Brand: aFe
Part #: 48-46202
UPC: 802959480038

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
SKU: afe-afe-twisted-steel-header-ss-409-hdr-jeep-wrangler-tj-00-06-i6-4-0l-t14-255076
Price: 969.95 USD
Availability: InStock

$969.95

Only 3 left in stock

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.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

The new Twisted Steel performance header from aFe Power is redefining the header industry with new pulse control technology. aFe engineers have designed this header using optimum tube lengths and mitered collectors for maximum flow and velocity for power delivery across the entire power band. Combine with a large 1/2" thick head flange and 14-gauge 409 stainless steel tubing, you have a header that is strong and powerful. Twisted Steel headers are 100-percent bolt-on with no modifications necessary and are proudly engineered and built in Corona, CA.