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Afe

aFe Twisted Steel Header 09-16 Dodge Ram V8-5.7L Hemi (2 & 4WD)

SKU: AFE48-42001-1

Headers

AFE Headers...

Afe

Afe

aFe Twisted Steel Header 09-16 Dodge Ram V8-5.7L Hemi (2 & 4WD)

SKU: AFE48-42001-1

Headers

AFE Headers...

A$2,371.77
IN STOCK! Est Ship 3-5 days. In stock at 2 locations (7 available)

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Description

Twisted Steel Header

If you are looking to improve performance, throttle response, and enhance the sound to your vehicle, aFe POWER Twisted Steel Headers are the answer. These increased tubing diameter and mandrel bends increase exhaust velocity which increases usable torque, resulting in a more aggressive throttle response and increased passing power. Tuning may be required depending on application.

Additional Information

Twisted Steel 409 Stainless Steel Short Tube Header Dodge/RAM 1500 09-18/RAM 1500 Classic 19-24 V8-5.7L HEMI

Product Overview

aFe Power’s new Twisted Steel header delivers more horsepower and torque while outflowing the factory exhaust manifold. The header is constructed of 14-gauge 409 SS tubing with a 1/2” thick head flange to ensure a leak free seal. To eliminate dead space that can cause turbulence and hindering flow that formed collectors are prone to produce, a true merged collector and optimized tube lengths are used for true pulse control technology improving flow and performance. 100% hand TIG-welded construction ensures optimal strength and durability. The smooth curves and increased diameter of this header helps remove restriction and keeps exhaust gas flowing smoothly for improved performance and durability on and off the trails. All components are supplied for a hassle-free installation with no modifications necessary.

Additional Application Notes
• 1 5/8 in. 409 SS Tubing; 4 to 1 Merge Collector; Oval Ports;Not Legal For Sale Or Use In California

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-07 16:49:08

Features

  • Factory Mounting Locations
  • Formed Collectors
  • Optimized Tube Lengths

Note for Australian and European Markets

Unless otherwise stated, this product may be engineered for use in Left-Hand Drive vehicles. Steering components, pedals, shifters, linkages, wing mirrors, instrument clusters, panhard rods/traction bars, drag links, brake boosters, brake or clutch lines, accelerator cables, heater cores, some master cylinders and adjacent parts can vary between LHD and RHD configurations. In some models compenents such as windscreen wiper arms, motors and linkages could differ in their size and orientation. Items such as floor mats & dash mats may have differences in their structure around the front row (or padding in different locations). In many cases items are identical depending on the design of the vehicle and part, but may have differing mounts, lengths or bolt patterns. Carefully review the product images and details to ensure suitability for your vehicle, or contact StreetFX support if you are unsure. Returns are not accepted for special order products.

(keyword: header)

Special Note for Dodge Ram (Classic/DT/DS)

Since Dodge/Ram manufacturered concurrent Ram 1500, 2500 & 3500 models on both new and old body designs, please ensure you select the parts to suit the correct submodel. The year alone may not always be a reliable way to verify your submodel in the case of some Rams, so we encourage you to double check if you have the Classic, or the new shape when making orders for parts that are not the identical between both styles.

(keyword: dodge ram)

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Application:Automotive
Coating/Finish:Stainless Steel
Description:Twisted Steel 409 Stainless Steel Short Tube Header
Engine Make/Size:Mopar 5.7 Hemi
Material:409 Stainless Steel
Part Number:afe48-42001-1
Port Shape:Oval
Tube Diameter:1.625
Tube Direction:Side
Tube Size:1.625

Product Downloads

# Document Type Download
1. Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-07 15:49:37

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Afe, Afe Power
StreetFX SKU afe48-42001-1
SFX Item ID 4374542
Accounting SKU afe-48-42001-1
Manufacturer SKU 48-42001-1
Manufacturer UPC 802959481912
Alternative References AFE-48-42001-1

Headers, Twisted Steel, Shorty, Stainless Steel, Natural, Dodge, Ram, 5.7L, Pair

aFe Twisted Steel headers are constructed of 409 stainless steel tubing with thick, CNC-machined flanges to ensure a leak-free seal. They incorporate a merge collector design, reducing the turbulence that occurs when using the traditional form collector-style designs. The performance gains are obvious when coupled with a high-flow Y-pipe. The aFe headers feature a tuned length primary that is out-flowing the stock manifolds by as much as 46 percent. Order the style and configuration tailored to your vehicle and engine application.

Product Attributes
BrandAFE Power
Manufacturer's Part Number48-42001-1
Part TypeHeaders
Product LineaFe Twisted Steel Headers
UPC802959481912
Header StyleShorty
Header Material409 stainless steel
Primary Tube Outside Diameter (in.)1 5/8 in.
Header ColorNatural
Flange StyleStandard
Weld-UpNo
Cylinder Head Port ShapeOval
Collector AttachmentStock flange
Collector Reducers IncludedNo
TunedYes
Primary Tube Gauge16-gauge
Flange Thickness (in.)0.38 in.
Bolts/Studs IncludedYes
Gaskets IncludedYes
Crossover Pipe IncludedNo
Catalytic Converter(s) IncludedNo
Motor Mounts IncludedNo
Transmission Mount IncludedNo
QuantitySold as a pair.

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