aFe BladeRunner Radiator

2007–2018 Jeep Wrangler JK 3.6L & 3.8L V6

Part #: 46-52001

Overview

The aFe BladeRunner Street Series Radiator is a high-performance cooling solution designed specifically for Jeep Wrangler JK models equipped with 3.6L and 3.8L V6 engines from 2007 through 2018. Engineered to outperform the factory radiator, this upgrade is ideal for enthusiasts seeking enhanced cooling efficiency during daily driving, off-road adventures, or spirited street use. By improving heat dissipation and coolant flow, the BladeRunner radiator helps maintain optimal engine temperatures, reducing the risk of overheating and promoting consistent performance under demanding conditions.

Built to meet the rigorous demands of Jeep owners who push their vehicles beyond stock limits, this radiator offers a reliable and durable alternative that supports both longevity and enhanced engine reliability.

Key Features

The BladeRunner Street Series Radiator combines advanced design and premium materials to deliver superior cooling performance. Key features include:

• Thicker tube and fin core for increased heat dissipation and improved coolant flow compared to the factory radiator
• Aircraft-grade aluminum construction for lightweight strength and excellent thermal conductivity
• Larger core design that increases coolant capacity, helping to maintain cooler operating temperatures for extended periods
• Fabricated end tanks made from 1/8-inch aluminum plates, enhancing durability and structural integrity
• 100% TIG-welded seams for race-proven strength and leak resistance
• Brass drain valve with barbed fitting for easy coolant draining and maintenance
• Utilizes factory mounting locations to ensure a secure, hassle-free installation without modifications
• Brushed aluminum finish with aFe POWER logo for a clean, performance-oriented appearance

Construction & Design

The BladeRunner radiator is crafted from premium aircraft-grade aluminum, chosen for its excellent heat transfer properties and corrosion resistance. The thicker tube and fin core design maximizes surface area contact with air and coolant, significantly enhancing thermal efficiency over stock radiators. The end tanks are fabricated from sturdy 1/8-inch aluminum plates, providing superior strength to withstand the rigors of off-road and street driving.

Every joint is precision TIG-welded, ensuring a robust, leak-free construction that stands up to high pressure and temperature fluctuations. The radiator’s brushed aluminum finish not only resists corrosion but also adds a sleek, high-quality look under the hood.

Installation & Fitment

The aFe BladeRunner Street Series Radiator is designed as a direct replacement for the factory radiator on 2007–2018 Jeep Wrangler JK models with 3.6L and 3.8L V6 engines. It installs using the original mounting points, eliminating the need for any modifications or custom brackets. This ensures a straightforward, bolt-in installation that can be completed with basic hand tools.

For optimal performance and reliability, aFe also offers compatible BladeRunner silicone radiator hose kits tailored to specific model years (2007–2011: 46-50004-B, 2012–2018: 46-50014-B), available separately.

What's Included

• aFe BladeRunner Street Series Radiator
• Brass drain valve with barbed fitting
• Installation hardware (where applicable)

Ideal For

This radiator is perfect for Jeep Wrangler JK owners who demand improved cooling performance for street driving, towing, off-roading, or mild performance upgrades. It is especially beneficial for those experiencing overheating issues with the stock radiator or looking to enhance engine reliability under heavy load or high ambient temperatures.

aFe POWER (Advanced FLOW Engineering) offers dyno-proven intake, filtration, and exhaust upgrades aimed at measurable performance gains. The brand’s lineup is geared toward enthusiasts looking for better airflow, improved sound, and durable materials—from cold air intakes to stainless exhaust systems for street and track applications.