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Afe

Afe

aFe Twisted 1-3/4in 304SS Shorty Header 20-23 GM 2500/3500HD 6.6L V8

SKU: AFE48-34145

Headers

AFE Headers

Afe

Afe

aFe Twisted 1-3/4in 304SS Shorty Header 20-23 GM 2500/3500HD 6.6L V8

SKU: AFE48-34145

Headers

AFE Headers

A$2,394.89
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

1-3/4" 304 Stainless Steel Construction: This system is constructed of 1-3/4" mandrel-bent 304 stainless steel tubing for maximum strength and durability. Powerful Sound: This system produces a powerful sound unleashing all available horsepower and torque. Installation: Utilizing factory style flanges this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. Heavy Duty Flanges: Factory style laser cut flanges are used used for a secure leak-free seal. Optimized Tube Lengths: Tube lengths are optimized for true pulse control technology which improves flow and performance. Retains Factory Sensors: This system has been designed to retain all your factory sensors for a hassle free installation. Computer-Aided Design: Utilizing state-of-the-art computer-aided design technology, this system is designed for custom, high tolerance factory fitment. MIG-Welded: 100% MIG-Welded for race-proven strength and durability. Emissions Disclaimer: This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles. aFe POWER exhaust systems are engineered and manufactured in our Corona, California facility.

Product Overview

1-3/4" 304 Stainless Steel Construction: This system is constructed of 1-3/4" mandrel-bent 304 stainless steel tubing for maximum strength and durability. Powerful Sound: This system produces a powerful sound unleashing all available horsepower and torque. Installation: Utilizing factory style flanges this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. Heavy Duty Flanges: Factory style laser cut flanges are used used for a secure leak-free seal. Optimized Tube Lengths: Tube lengths are optimized for true pulse control technology which improves flow and performance. Retains Factory Sensors: This system has been designed to retain all your factory sensors for a hassle free installation. Computer-Aided Design: Utilizing state-of-the-art computer-aided design technology, this system is designed for custom, high tolerance factory fitment. MIG-Welded: 100% MIG-Welded for race-proven strength and durability. Emissions Disclaimer: This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles. aFe POWER exhaust systems are engineered and manufactured in our Corona, California facility.


Features and Benefits

  • Constructed from 1-3/4" Mandrel-Bent 304 Stainless Steel Tubing
  • Optimized Tube Lengths for Improve Flow and Performance
  • Heavy Duty Laser Cut Flanges are used for a Durable Leak-Free Seal
  • 100% MIG-Welded for Strength and Durability
  • Works with Factory Exhaust System with No Modifications Necessary

Product Details

Collector Tube Size:3
Color:Natural
Description:Twisted Steel 304 Stainless Steel Short Tube Header
Finish:Natural
Flanged Inlet:Yes
Header Style:Short-Tube
Material:304 Stainless Steel
Part Number:afe48-34145
Tube Diameter:1.75
WARNING CA Proposition 65 Message:WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
WARNING CA Proposition 65:Yes

Application Summary

GM Trucks 2500/3500HD 20-24 V8-6.6L L8T

Part Type

Available to Order

Data: v4.2 - Upd: 2026-10-13 01:57:53

Features

  • 100% MIG-Welded for Strength and Durability
  • Constructed from 1-3/4" Mandrel-Bent 304 Stainless Steel Tubing
  • Heavy Duty Laser Cut Flanges are used for a Durable Leak-Free Seal
  • Optimized Tube Lengths for Improve Flow and Performance
  • Works with Factory Exhaust System with No Modifications Necessary

Specifications

Product Attributes - Brand
AFE Power
Product Attributes - Manufacturer's Part Number
48-34145
Product Attributes - Part Type
Headers
Product Attributes - Product Line
aFe Twisted Steel Headers
Product Attributes - UPC
802959483374
Product Attributes - Header Style
Shorty
Product Attributes - Header Material
304 stainless steel
Product Attributes - Primary Tube Outside Diameter (in.)
1 3/4 in.
Product Attributes - Header Color
Natural
Product Attributes - Flange Style
Standard
Product Attributes - Weld-Up
No
Product Attributes - Collector Attachment
3-bolt flange
Product Attributes - Collector Reducers Included
No
Product Attributes - Tuned
No
Product Attributes - Primary Tube Gauge
16-gauge
Product Attributes - Flange Thickness (in.)
0.38 in.
Product Attributes - Bolts/Studs Included
Yes
Product Attributes - Gaskets Included
Yes
Product Attributes - Crossover Pipe Included
No
Product Attributes - Catalytic Converter(s) Included
No
Product Attributes - Motor Mounts Included
No
Product Attributes - Transmission Mount Included
No
Product Attributes - Quantity
Sold as a pair.

Reference Information

Brand Name/s Afe
StreetFX SKU afe48-34145
SFX Item ID 4374906
Supplier Item Code 4374906
Manufacturer SKU 48-34145
Manufacturer UPC 802959483374
Alternative References 1-3/4in, 304SS, 2500/3500HD, 6.6L

Compatibility

GM Trucks 2500/3500HD 20-24 V8-6.6L L8T

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