aFe Twisted Steel HDR X-Pipe SS-304 01-06 BMW M3 3.2L S54 - 48-36324

Upgrade your Z4 M Coupe exhaust with the Twisted Steel 2 ½" race pipe. Mandrel bent from 304 stainless steel tubing for maximum exhaust flow and corrosion resistance, the mitered merge "X" pipe eliminates drone and maximize scavenging. This system delivers gains of up to +13 horsepower and +20 lbs. x ft. of torque when tested with PN 49-36339 exhaust and are 100% hand TIG-welded for strength and durability. Includes high quality gaskets and is a direct bolt-on system for a secure, leak-free installation. In house dyno testing produced gains of up to +13 horsepower and +20 lbs. x ft. torque (tested with 49-36339 exhaust). 2-1/2", mandrel-bent, 304 s tainless steel tubing for maximum performance, corrosion resistance, strength, and durability. A mitered merge "X" pipe is used to balance and evenly distribute exhaust pulses traveling through the exhaust system, minimizing exhaust drone and maximizing scavenging. 100% TIG-welded by certified craft smen for race proven strength and durability. TIG-welding provides the strongest welds.

This Part Fits:

Year	Make	Model	Submodel
2001-2006	BMW	M3	Base

Please note image may vary from product. Also, some items are special order. If delivery time is a concern, please contact us prior to purchase. ​

AFE (Advanced Flow Engineering) is a leading name in the world of high-performance automotive parts, trusted by enthusiasts who demand nothing but the best for their vehicles. Specializing in cutting-edge cold air intake systems, high-flow exhaust systems, premium performance filters, and more, AFE is all about unlocking your vehicle's true potential.

Designed for drivers who crave power, efficiency, and performance, AFE products are engineered to maximize airflow, boosting horsepower, torque, and fuel economy. Whether you're upgrading your truck, SUV, or performance car, AFE offers precision-engineered solutions that deliver impressive gains under the hood.

Crafted from top-tier materials like high-quality aluminum, stainless steel, and advanced filtration media, AFE parts are built for durability, performance, and style. With a commitment to innovation and excellence, AFE continues to push the boundaries of automotive performance, offering complete performance packages that transform your vehicle into a powerhouse on the road.

When you choose AFE, you're choosing a brand that’s as passionate about performance as you are. Unleash your vehicle’s full potential and experience the AFE difference today!

​The aFe POWER Product Development center is where great ideas take shape. Our product development engineers utilize the most sophisticated tools available for data capture and reverse engineering of complex vehicle geometry such as floor surfaces, cargo areas, window openings or fenders. In the end, R&D, Engineering, Product Design, Tool Manufacture and Marketing all come together to create the finest automotive accessories available, from Concept to Consumer!

Nestled in Corona, California sits our company headquarters where all the manufacturing magic happens. Our modern headquarters is home to a variety of resources – from order fulfillment, to marketing, to shipping operations – in one location, right here in America! Just a few paces from the conveyor belts, you’ll find our very own publicly-accessible factory store, which features the best products in vehicle protection on display and available for purchase!​

​When you choose AFE, you're choosing a brand that’s as passionate about performance as you are. Unleash your vehicle’s full potential and experience the AFE difference today!

Fidanza Performance, founded in 1997, is a leading US manufacturer of high-quality lightweight aluminum flywheels, precision adjustable cam gears, and high-performance clutches. With nearly 20 years in the automotive performance market, Fidanza is renowned for its expertise and respected globally, offering products for a wide range of vehicles, from European sports cars to modern muscle cars and imports. The company originated in racing, with founder Lou Fidanza's success in the SCCA leading to the creation of specialty parts like aluminum flywheels. Fidanza has since expanded its product line to include cam gears and performance clutches, gaining a loyal customer base and worldwide recognition. In 2023 Fidanza opened the SpeedParts4Less Marketplace which sells other manufacturers quality high performance parts!