ABOUT THE PRODUCT
Transform your 2023+ Mercedes-Benz C43 AMG with Project Gamma Downpipes. Engineered in-house by Project Gamma, these downpipes are designed to significantly improve exhaust flow and performance, resulting in a more responsive and powerful driving experience. Built from premium stainless steel for exceptional durability, Project Gamma downpipes increase horsepower and torque by optimizing airflow and reducing backpressure.
Designed specifically for the W206 C43 AMG 2.0L 4-Cylinder M139 engine, this lightweight setup enhances efficiency, maximizes power potential, and dramatically improves the character of the 4-cylinder platform.
Specifications
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Compatible with: 2024, 2025, 2026 W206 Mercedes C43 AMG 2.0L 4-Cylinder M139 Engine
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Material: Premium T304 Stainless Steel
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Precision TIG-welded for strength and optimal fitment
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Fully reversible—can be returned to stock at any time
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Includes all required mounting hardware
******The product you see has been Ceramic Coated. To protect your engine bay from possible heat damage please purchase our Ceramic Coating add-on before checking out, otherwise your downpipes will just come polished.*******
Emissions Notice – Non-Compliant for Road Use
Removing, altering, or disabling emissions-related components on a pollution-controlled vehicle is illegal. Installing software or hardware that modifies or bypasses emissions systems is also prohibited. This product is intended only for racing, closed-course competition, off-road use, or track vehicles. It must not be installed on any motor vehicle operated on public roads.
This product eliminates the OEM catalytic converters and is sold solely for closed-course/track applications. It includes a Racing Cat Bypass Pipe, which may trigger check-engine lights or emissions fault codes on OBD2-equipped vehicles. Racing Cat Bypass products are not CARB or EPA certified and are not legal for street use in California or any region that follows CARB regulations.
Buyers are responsible for checking all local, state, and federal laws before purchasing, installing, or using this product. All installation and usage risks, including legal and mechanical risks, are solely the responsibility of the installer and end user.
When will my order ship?
If it’s in stock and the order is placed before 3pm, it ships the same day. If you ordered a product with ceramic coating, it will ship the following business day.
If the product or color spec you’re looking for is not in stock, you can join the waitlist by clicking the “email when available†button underneath the “out of stock†label. We will email you as soon as your product is available and give you an estimated back in stock time.
What if I submitted a custom order?
If you are making a custom order, email us to submit your request and we will give you an estimated delivery time based on the special manufacturing time.
What if my product arrives damaged, incorrect, or is missing parts?
If you received the incorrect product or color, missing parts, or the item is defective, email us a picture with your order number and you will receive a refund or exchange. Contact us at info@shopprojectgamma.comand we will work with you to make it right.
What if I’m not satisfied with the product?
If the product is unused and uninstalled, we can offer you a refund, exchange, or store credit. If the product was used or installed on your vehicle, we unfortunately cannot offer any refund, exchanges, or credit.
What if I installed my products and then I decide I don’t like them?
Unfortunately used or installed products will not qualify for a return or refund. If you have any questions or concerns you can email us at info@shopprojectgamma.com
A restocking fee of 20% of the original purchase price may be applied to returned products. This fee covers the costs associated with processing the return and restocking the item if applicable. Please refer to our policies page for more info regarding all exchanges and returns.
Have a question you don't see answered here? Email us at info@shopprojectgamma.com and we'll get back to you.