E92 M3 Street Flow Rear Diffuser While the E92 M3 is a stunning car from the factory, the rear bumper often lacks the visual weight to match the front—especially on lowered cars. The ECS Street Flow Rear Diffuser is engineered to correct that imbalance, adding a sharp, race-ready look that enhances your M3’s profile from all angles. This add-on diffuser is custom-tailored for the E92 M3 and seamlessly complements the OEM styling with a level, ground-hugging aesthetic. With an optional center fin, you can personalize the look further, dialing up the intensity to match your vision.

Why You’ll Love It:

Bold, Aggressive Style: Enhances your car’s rear stance, filling out the bumper for a balanced, race-inspired look. Satin Black Powder Coat Finish: This durable finish integrates perfectly with OEM trim for a factory-finished appearance. Simple, Secure Installation: Our diffuser bolts on easily, providing a snug fit with hidden, color-matched hardware for a clean look. ECS Original Design: Years of engineering experience and enthusiast feedback led to a unique, uncompromising design that perfectly complements the M3. Premium Design & Materials:

Robust 10-Gauge Aluminum: Built from durable 5052 aluminum with precision laser cuts for a flawless fit and lasting durability. 5-Piece Construction: Streamlined assembly makes installation straightforward. Adjustable Fit: Slotted mounting points allow for exact positioning and alignment. Unique ECS Touches: ECS logo cutout and color-matched hardware for sleek, subtle branding.

Carbon Fiber Rear Spoiler – E92 M3 With a lightweight, eye-catching carbon weave, this spoiler gives your BMW that premium, performance-oriented finish with minimal weight addition. Installation is simple and secure with double-sided adhesive for a reliable, long-lasting hold.

Spoiler Highlights:

Direct Fit for E92 M3: Perfectly contoured to the E92 M3’s rear profile for a sleek, custom fit. No Paint Required: High-grade carbon fiber finish complements any paint color, providing that signature performance style right out of the box. Don’t miss out on this unique chance to elevate your M3’s appearance with a complete, cohesive styling package. Get your ECS Street Flow Diffuser and enjoy the added touch of a carbon fiber rear spoiler—an all-in-one exclusive offer designed to make your E92 M3 truly stand out.

Upgrade your BMW G20 M340's exterior with the Turner In-House designed Gloss Black Rear Diffuser. Recognizing the satisfaction of G20 M340 owners with Turner's Carbon Diffuser, the engineers at Turner Motorsport created a more cost-effective OEM + version.

This in-house engineered diffuser is designed for aftermarket exhausts up to 4" in diameter, adding an aggressive appearance that complements the factory appeal of your M340. Crafted from UV-stabilized ABS polymer, the diffuser achieves a deep high gloss shine, setting your vehicle apart with an aggressive and sporty style. The dual tip/dual outlet design is compatible with aftermarket exhaust systems up to 4" in diameter.

Installation is hassle-free, requiring no drilling, cutting, or modification. Simply remove your current valance, align the tabs, and press the diffuser into place. Make a bold statement and let your BMW stand out with the Turner Gloss Black Diffuser!

• Designed and engineered in-house using 3D laser scanning and CAD technology
• Mimics lower bumper section & OE diffuser lines for enhanced OEM features
• Compatible with aftermarket exhausts up to 4.0"
• Mounts to OE clip locations and OE holes on the outer edges
• Lightweight, vacuum-formed UV-stabilized gloss black ABS polymer

Enhance your car's appearance with the G20 rear window spoiler from Turner Motorsport. Crafted from high-quality UV-stabilized polymer, this gloss black spoiler adds a sporty design with a sleek look. The straight-edged roof spoiler design, featuring a center cutout, requires no drilling, cutting, or modifications.

The spoiler matches all other gloss black components from Turner Motorsport and installs effortlessly. After aligning, remove the liner from the attached high-strength dual-sided tape and firmly press the spoiler onto the window. Make a distinctive statement and elevate your vehicle's style with Turner Motorsport's free Gloss Black Rear Window Spoiler.

The rear diffuser completes the look of the rear bumper and adds more presence and muscle to the aesthetics. The Akrapovic M2 rear diffuser is made from beautiful carbon fiber with a high gloss clearcoat. It fills in the gaps around the stock rear exhaust surround and is molded to fill the void between the exhaust tips.

While designed with the Akrapovic exhaust in mind, this M2 diffuser can be used with almost any stock or aftermarket exhaust.

Easy installation using stock hardware and reversible thanks to no modifications.