aFe BladeRunner

Fits 2020–2021 BMW Z4 M40i (G29) with B58 3.0L Turbo

Part #: 46-20408-B

Overview

The aFe BladeRunner 2.5-3 inch Hot Side Charge Pipe is a high-performance upgrade designed specifically for the BMW Z4 M40i (G29) equipped with the B58 turbocharged engine. Crafted from mandrel-bent aluminum, this charge pipe ensures smooth airflow transitions, reducing turbulence and pressure loss within the intake system. The result is improved throttle response, increased horsepower, and enhanced torque across the power band. Built for enthusiasts seeking to optimize their vehicle’s performance, this charge pipe combines durability, precision engineering, and a sleek appearance to support your driving goals. Whether you’re upgrading your stock system or building a custom setup, this charge pipe offers a reliable and efficient solution to maximize your vehicle’s turbocharged potential. Its robust construction and high-quality components make it suitable for daily driving, spirited runs, or track days, providing consistent performance and long-lasting durability.

Key Features

This charge pipe features a meticulously designed construction that emphasizes strength and reliability, including stainless-steel, spring-loaded T-bolt clamps and heavy-duty, 5-ply, polyester-reinforced silicone couplings. The factory-style billet aluminum quick-connect adapter with an O-ring seal ensures a leak-free fit and maintains the integrity of the connection under high boost conditions. The wrinkle black powder-coated finish not only enhances the aesthetic appeal but also provides resistance against heat and corrosion, ensuring the component remains in excellent condition over time.

• Mandrel-bent aluminum tubing for smooth airflow
• High-quality stainless-steel T-bolt clamps for secure sealing
• Heavy-duty silicone couplings with reinforced construction
• Factory-style billet aluminum quick-connect adapter with O-ring seal
• Durable wrinkle black powder coating for heat and corrosion resistance
• Designed specifically for the BMW Z4 M40i (G29) with B58 engine
• Supports increased horsepower and torque
• Easy installation with factory-style connections

Construction & Design

The charge pipe is constructed from high-grade mandrel-bent aluminum tubing, ensuring optimal airflow and minimal turbulence. The silicone couplings are reinforced with multiple layers for durability and flexibility, accommodating thermal expansion and engine vibrations. The billet aluminum quick-connect adapter is engineered for a precise, leak-free fit, maintaining the integrity of the boost system under demanding conditions. The wrinkle black finish not only provides a sleek, OEM-like appearance but also offers excellent resistance to heat and corrosion, making it suitable for high-performance applications.

Driving Feel & Feedback

This upgrade enhances the vehicle’s response by providing a more direct and efficient airflow path to the turbocharger. Drivers may notice improved throttle sensitivity and a more immediate boost response, contributing to a more engaging driving experience. The increased airflow support helps the engine operate more efficiently, especially during high-demand driving scenarios, without compromising reliability or durability.

Installation & Fitment

Installation involves replacing the factory charge pipe with the aFe BladeRunner unit, utilizing the existing mounting points and factory connections. The process is straightforward for those familiar with turbocharged BMW models, requiring basic hand tools. Proper fitment is ensured through the precision-machined quick-connect adapter and high-quality clamps, providing a secure and leak-free connection for optimal performance.

What’s Included

The package includes the mandrel-bent aluminum charge pipe, silicone couplings, stainless-steel T-bolt clamps, and the factory-style billet aluminum quick-connect adapter with O-ring seal, ready to support your vehicle’s performance upgrades.