BMW Exhaust Parts, Mufflers & Catalytic Converters for BMW F80 M3 S55 3.0L

Elevate the performance and sound of your BMW F80 M3 or F82 M4 with the Active Autowerke F8X rear exhaust, now available at Turner Motorsport. Crafted with over 30 years of expertise, this exhaust system is designed to eliminate the unflattering factory M3 and M4 exhaust sound while optimizing flow and resonance. The result is a deep, throaty growl, enhancing the overall driving experience. Active Autowerke's dedication to quality is evident in every aspect, from addressing the stock OEM exhaust sound to creating an exhaust worthy of an "M" car. The newly introduced "Max Max" valved version further enhances performance and sound, providing the ultimate solution for BMW enthusiasts.

• Improved exhaust sound for BMW F80 M3 and F82 M4
• Optimal flow and resonance
• "Max Max" valved version for enhanced performance
• Made in the USA
• Significant power gains: 18+ WHP and 30+ LB-FT over stock*
• Quicker turbo spool
• Low, deep rumble for an enhanced driving experience
• Flex joints reduce vibration
• Double-canned muffler reduces resonance
• Guaranteed fit for all F80 BMW M3/F82 BMW M4
• Includes all necessary installation hardware

Upgrade your exhaust system with the Downpipe To Cat-Back Reducer.

Engineered for optimal performance and durability, this reducer allows for seamless connection between your downpipe and cat-back exhaust system. Its high-quality construction ensures a tight seal, reducing exhaust leaks and enhancing overall exhaust flow. With easy installation and compatibility with various exhaust systems, this reducer is a must-have for any performance enthusiast.

• Allows for seamless connection between downpipe and cat-back exhaust
• High-quality construction for durability
• Tight seal reduces exhaust leaks
• Enhances overall exhaust flow
• Easy installation and compatibility with various exhaust systems

• Stainless steel construction
• Multi-chamber design for increased performance
• Chambered muffler performance sound

Elevate your BMW's performance with the Dinan Free Flow stainless exhaust, designed to reduce backpressure and increase flow, resulting in up to 5 horsepower gain. Crafted from durable 20-gauge 304 stainless steel, this exhaust system boasts 3.5" polished tips and Dinan's Tuned Resonance Chamber Technology for a pleasant yet aggressive tone, remaining civil under normal driving conditions.

Key Features:

• Max gain of 5 horsepower
• Durable 20-gauge 304 stainless steel muffler
• 3.5" polished tips
• Dinan's Tuned Resonance Chamber Technology for a pleasant tone
• High-flow exhaust valves reduce drone & improve flow
• Weight savings compared to stock system
• Worth 3 points toward your Dinan badge

For over 35 years, Dinan has been a leading BMW tuning company, focusing on balanced performance that preserves the original driving feel. Backed by a four-year, 50,000-mile warranty, Dinan ensures quality, carefully developed, and tested products.

Achieving precise exhaust fitment can be tricky—especially when the exhaust hanger has room to slide. This movement can cause annoying rattles or even lead to contact with the underbody or rear bumper. The ECS Tuning Exhaust Locking Collar offers a simple and effective fix. Designed to clamp securely around the exhaust hanger, this collar keeps everything firmly in place, eliminating unwanted movement.

Crafted from high-strength 6031 billet aluminum and finished in a sleek black anodized coating, it delivers both durability and corrosion resistance. With this collar in place, your exhaust stays exactly where it should—no rattles, no surprises.

Product Design:

Made from precision machined 6061 aluminum Black anodized finish Stainless steel M5 X 0.8mm hardware Installation & Support:

Install the locking collar around your exhaust hanger, position the hanger in place, and snug the locking collar down in place against the hanger! ECS Exhaust Hanger Locking Collars are available for 10mm and 12mm exhaust hangers. Please measure your hangers before ordering. The 12mm locking collar can be found HERE.

BMW F8X Maad Maxx Rear Exhaust Section 3 Can Valve - With Carbon Fiber Tips by Active Autowerke redefines performance and sound for your BMW M3 or M4. Engineered to eliminate the factory exhaust's unflattering sound while optimizing flow and resonance, this axle-back exhaust delivers a deep, throaty growl that enhances the car's aggressive profile. The valved design allows for adjustable sound levels, offering both performance and refinement in one package.

• Enhances exhaust sound with deep, throaty growl
• Valved design for adjustable sound levels
• Improves airflow for increased performance
• Made in the USA with high-quality materials
• Carbon fiber tips for a stylish finish

Upgrade your BMW F80 M3 or F82 M4 with the Active Autowerke Maad Maxx Rear Exhaust Section for improved performance and a commanding exhaust note.

• Seamless integration with BMW F80 and F82 models
• Precise control over drive modes and valve operation
• Easy installation process
• Reliable functionality for enhanced driving experience