• aFe BladeRunner 2-1/2 IN Aluminum Hot Charge Pipe Black 22-23 Subaru WRX H4-2.4L (t)
  • aFe BladeRunner 2-1/2 IN Aluminum Hot Charge Pipe Black 22-23 Subaru WRX H4-2.4L (t)
  • aFe BladeRunner 2-1/2 IN Aluminum Hot Charge Pipe Black 22-23 Subaru WRX H4-2.4L (t)
  • aFe BladeRunner 2-1/2 IN Aluminum Hot Charge Pipe Black 22-23 Subaru WRX H4-2.4L (t)
  • aFe BladeRunner 2-1/2 IN Aluminum Hot Charge Pipe Black 22-23 Subaru WRX H4-2.4L (t)
  • aFe BladeRunner 2-1/2 IN Aluminum Hot Charge Pipe Black 22-23 Subaru WRX H4-2.4L (t)
  • aFe BladeRunner 2-1/2 IN Aluminum Hot Charge Pipe Black 22-23 Subaru WRX H4-2.4L (t)
  • aFe BladeRunner 2-1/2 IN Aluminum Hot Charge Pipe Black 22-23 Subaru WRX H4-2.4L (t)
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aFe 2.5" Aluminum Hot Charge Pipe Black | Subaru WRX H4-2.4L (22-23) (46-20668-B)

aFe 2.5" Aluminum Hot Charge Pipe Black | Subaru WRX H4-2.4L (22-23) (46-20668-B)

46-20668-B

In stock

$280.47 USD
$298.00 USD $280.47 USD
ADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The aFe BladeRunner 2-1/2 Inch Aluminum Hot Charge Pipe is a high-performance upgrade designed for the 2022–2023 Subaru WRX with the H4 2.4L turbocharged engine. Constructed from mandrel-bent aluminum, this charge pipe ensures smooth airflow transitions that reduce turbulence and minimize pressure loss, resulting in increased horsepower and torque. The pipe is finished with a durable wrinkle black powder coating for enhanced corrosion resistance and aesthetic appeal. Included in the kit are stainless-steel SmartSeal clamps and a heavy-duty, 5-ply polyester reinforced silicone coupling, providing a secure and reliable connection. A factory-style billet aluminum quick-connect adapter with an O-ring seal guarantees a leak-free fit while maintaining superior strength and durability.

This charge pipe is specifically engineered for direct fitment on 2022–2023 Subaru WRX models equipped with the 2.4L turbocharged flat-four engine. The kit is designed for straightforward installation, serving as a direct replacement for the factory hot charge pipe. Its robust construction and high-quality components make it suitable for street and performance driving, enhancing throttle response and overall engine efficiency. The included hardware ensures a tight seal and long-lasting performance under demanding conditions, making it an ideal upgrade for enthusiasts seeking improved boost delivery and reliability.

Overview

aFe Aluminum Hot Charge Pipe

Fitment: 2022-2023 Subaru WRX H4-2.4L

Part #: 46-20668-B

Overview

The aFe BladeRunner 2-1/2 IN Aluminum Hot Charge Pipe is a high-quality performance drivetrain component designed specifically for the 2022-2023 Subaru WRX with the H4-2.4L engine. This charge pipe replaces the factory unit to provide smoother airflow transitions, reducing turbulence and pressure loss. It is intended for enthusiasts looking to enhance their vehicle’s responsiveness and support increased horsepower and torque through improved intake efficiency.

Constructed to deliver durability and reliability, this charge pipe is ideal for drivers seeking a robust upgrade that maintains factory-style fitment while offering enhanced airflow characteristics. The wrinkle black powder-coated finish adds a sleek, aggressive look under the hood while protecting the pipe from corrosion and wear.

Key Features

This charge pipe kit includes everything needed for a secure and leak-free installation:

  • Mandrel-bent aluminum pipe for smooth airflow and reduced turbulence
  • Heavy-duty 5-ply polyester reinforced silicone coupling for durability and flexibility
  • High-quality stainless-steel SmartSeal clamps for secure connections
  • Factory-style billet aluminum quick-connect adapter with an O-ring seal to ensure a leak-free fit
  • Wrinkle black powder coating finish for enhanced corrosion resistance and aesthetic appeal

Construction & Design

The charge pipe is crafted from mandrel-bent aluminum, which preserves the pipe’s internal diameter through bends to minimize airflow restrictions. The billet aluminum quick-connect adapter replicates the factory design, ensuring compatibility and strength. The silicone coupling is reinforced with multiple layers to withstand heat and pressure, while the stainless-steel clamps provide reliable clamping force without corrosion concerns.

Installation & Fitment

Designed as a direct replacement for the factory charge pipe on the specified Subaru WRX models, this kit offers a straightforward installation process. The included hardware and factory-style adapter ensure a precise fit, but fitment should be verified against your vehicle’s specifications and the part number before purchase.

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