EST Catless Downpipe - W205 M276 C43 C400 C450 / E43 E400 E450 3.0T

What makes EST exhaust stand out from the competition:

• Perfect Fitment Guarantee
• Increased Horsepower & Torque throughout the powerband
• Faster turbo spool up & increase throttle response
• Precision CNC machined T304 flanges
• Constructed from top quality T304 stainless steel
• 100% TIG welded & back purged
• Bolt-on installation with all necessary hardware included
• Integrated Inlet/Outlet Flanges & O2 Sensor Bung
• EST Limited Lifetime Warranty

The removal of factory catalytic converters or installing a high flow cataytic converter could trigger a check engine light. Software tunes are recommended to maximize the power gains.  We have software tunes available for most applications.  Software can be installed at our location or we can send you an OBD2 dongle for you to install the software yourself.

Important Notice:
This product is for Racing Competition use only and is not legal for use on highway or street vehicles or other non-racing competition off-road vehicles. By purchasing this product you acknowledge its intended use and represent that you understand and agree that the product is not designed to meet any applicable emissions standards, the product is not C.A.R.B. complaint. EuroSport Tuning makes no representations, warranties or claims that this product complies with any applicable emissions laws and expressly disclaims any and all such representations, warranties and claims, whether express or implied. By purchasing this product, you represent, warrant and agree that it is your responsibility to inform yourself of any laws or regulations that may apply to your purchase and/or use of this product.

About EuroSport Tuning Performance Exhaust

At EuroSport Tuning, we don't just talk about quality—we deliver it. Unlike many brands out there claiming to make their own products, our performance exhaust systems are crafted through strong partnerships with some of the best manufacturers in the business. These relationships have been built over 25 years of experience in the industry, attending trade shows worldwide in places like Germany, the UK, the USA, Sweden and others.

We’ve worked hard to develop these connections with companies who not only build our exhaust but also produce parts for some of the biggest names in the performance automotive world—brands we’re proud to carry. This means you get top-tier, high-performance exhaust systems designed to take your ride to the next level, all while knowing you’re getting the same level of craftsmanship that’s trusted by the pros.

Before you purchase, ask yourself a few questions to ensure you're getting the best:

1. Do they really make their own products? – If a company claims to manufacture their parts, do they show pictures of their manufacturing facility? Transparency is key.
2. Is the business legitimate? – Are they a real business with an actual storefront and a physical address? It's important to know you're dealing with a company that stands behind their products.
3. Can you contact them easily? – Do they provide a direct phone number you can call if you have an issue? Customer support should always be a priority.
4. How long have they been in business? – Longevity matters. If a company offers warranties ranging from several years to a lifetime, you want to be sure they’ll still be around if you need support in the future.

 When you choose EuroSport Tuning, you’re choosing a brand with over 25 years of industry expertise, trusted partnerships, and a commitment to delivering top-quality performance exhaust systems that you can rely on.

Fitment Note:

Replaces OE numbers: 276-140-94-13  and 276-140-96-13 (check your vehicle to make sure you have the “short” factory part)

Fits LHD vehicles only without OPF/GPF. Does not fit SLC43 AMG models.

Cross Reference:

EST-01-136

CTS-EXH-DP-0052