BMW Exterior Trim, Body Parts, Aero and Styling for BMW 3 Series F30 (2012+)

Special Offer! Get a Turner Motorsport Aluminum Skid Plate (Milled Finish) with your purchase of the B46/B48 Performance Valved Cat-Back Exhaust! Don't miss out on this exclusive Doorbuster deal.

B46/B48 Turner Motorsport Performance Valved Cat-Back Exhaust

Unleash a new level of performance and excitement in your BMW 330 or 430 with the Turner Motorsport Performance Valved Cat-Back Exhaust. Designed specifically for B46/B48-equipped vehicles, this system elevates your driving experience with a unique sound profile and increased performance capabilities. From the first ignition, you’ll feel the difference Turner brings to your drive — delivering a deep, resonant exhaust note and maximizing the power potential of the F chassis.

The carefully engineered dual exhaust tips enhance your vehicle’s sporty look, creating a striking visual statement. Meanwhile, the factory valve control system allows you to easily switch between an aggressive, spirited exhaust tone and a refined, comfortable drive mode. Made from premium T304 stainless steel with a 1.25mm wall thickness, this system is designed to deliver lasting quality, superior corrosion resistance, and an impeccable finish.

Experience simple installation with Turner's bolt-on design, which utilizes factory slip joints and mounting locations for a seamless fit. Enjoy the complete transformation of your B46/B48 engine with this powerful and stylish exhaust upgrade.

Exclusive Sound Upgrade: Check out the sound in action on the ECS Tuning YouTube page: https://youtu.be/slWI432YeKM?si=I-hG6kj9MKrKaPJq

Feel the full force of the B46/B48 engine’s potential with Turner's unique dual-path exhaust. In eco or comfort mode, the closed valve path produces a toned-down, refined exhaust note. Switch to sport or sport+ modes, and the valve opens to unleash a straight-through flow, maximizing volume and performance. With a smooth, hearty tone, this exhaust system brings the best out of your BMW's turbo engine, perfect for enthusiasts who crave the ultimate sound experience.

Performance-Driven Cat-Back Design

Turner Motorsport’s cat-back design begins right at the downpipe, utilizing full 3.0" T304 stainless steel piping to ensure high-flow efficiency. Eliminating the factory muffler and resonator in favor of a free-flowing design, this exhaust system maximizes exhaust flow, enhances throttle response, and provides a factory-equivalent fit with carefully engineered bends. The 3.0" dual mirror-chrome exhaust tips provide a sporty finish that complements the vehicle’s rear diffuser.

Features and Benefits:

Street and Motorsport Design: Tuned for thrilling performance and sound. Factory-Controlled Valves: Seamless integration with BMW’s drive modes. Dual 3.0" Mirror Chrome Exhaust Tips: Enhances the sporty rear profile. Weight Reduction: 17 lbs lighter than stock (Factory: 55 lbs, Turner: 38 lbs). Kit Includes:

3.0" front exhaust section Free-flowing 3.0" midsection for enhanced sound and performance Valved rear muffler with valve extension harness OEM-quality clamps and hardware Dual 3.0" chrome exhaust tips for a custom look Advanced Engineering:

Turner engineered this exhaust using laser-scanning technology and SolidWorks CAD for precision fitment. Built with T304 stainless steel, the exhaust is back-purged and TIG-welded for durability. Relief-cut slip joints provide flexibility for an exact fit, while OE-mount barbed hangers ensure secure installation.

Optional OBD Plug-In for Valve Control:

Enhance control over your exhaust valve position with an optional OBD plug-in and Bluetooth app. Adjust the valve settings directly from your phone to achieve your ideal sound at any RPM or driving mode.

Turner Motorsport Aluminum Skid Plate - Milled Finish

Take protection to the next level with Turner Motorsport's durable Aluminum Skid Plate, now available in Milled Finish for your BMW F2x/F3x Series. Constructed from 8-gauge 5052 aluminum with reinforced 1/8” frame supports, this skid plate provides exceptional impact resistance and ensures a clean, protected engine bay.

Parking curbs, debris, and inclines can take a toll on factory belly pans. The Turner skid plate offers robust protection, improved ground clearance, and a high-quality fit with OE hardware. Made in the USA, this skid plate is the ultimate upgrade for BMW drivers seeking durability and peace of mind.

Key Features:

Easy Access: Built-in door for quick access to the oil drain plug Compatible Design: Fits OE lower fender liners and mounting points Stainless Steel Hardware: Corrosion-resistant mounting hardware included Factory Aero Preservation: Retains original aerodynamic design Effortless Installation: Reversible installation with no modifications required Enjoy these enhancements as you take your BMW driving experience to the next level with Turner Motorsport’s premium cat-back exhaust and aluminum skid plate!