aFe Engine Coolant Expansion Tank

Fits 2011–2023 Dodge Challenger

Part #: 46-51003

Overview

The aFe POWER BladeRunner GT Series Engine Coolant Expansion Tank is a high-quality upgrade designed for Dodge Challenger owners seeking improved durability and aesthetics under the hood. Crafted from 1/8" thick aluminum plates, this expansion tank replaces the factory plastic component, offering enhanced resistance to yellowing, brittleness, and cracking over time. Its robust construction ensures long-lasting performance and a refined appearance, making it an excellent choice for enthusiasts who want to combine function with style. Whether you're restoring your vehicle or upgrading for reliability, this expansion tank supports your vehicle’s cooling system with a premium, corrosion-resistant design.

Key Features

This expansion tank features a billet aluminum fitting design that eliminates weak points common in stock tanks, providing a secure and leak-free connection. The lightweight aluminum construction helps dissipate heat more effectively, supporting optimal engine cooling. Its precision-machined surfaces ensure a perfect fit and easy installation, making it suitable for both DIY enthusiasts and professional mechanics. The sleek finish adds a touch of performance-inspired style to your engine bay, elevating the overall look of your vehicle’s underhood area.

Construction & Design

Built from 1/8" thick aluminum plates, this expansion tank is engineered for durability and longevity. The billet aluminum fittings are machined to exact specifications, ensuring a secure and reliable connection that withstands the rigors of daily driving and high-performance use. The design emphasizes corrosion resistance and heat dissipation, helping to maintain optimal coolant flow and engine temperature.

Installation & Fitment

Designed as a direct replacement for the factory expansion tank, this product installs with minimal modifications. Precise fitment ensures a straightforward upgrade process, making it accessible for both experienced technicians and DIY enthusiasts.

What’s Included

The package includes the aluminum expansion tank and billet fittings necessary for installation, providing everything needed for a seamless upgrade.

Ideal For

Perfect for Dodge Challenger owners looking to enhance engine bay aesthetics, improve cooling system reliability, and upgrade to a durable, high-performance component that supports their vehicle’s long-term health and appearance.