<p><br></p> <!--Start tab labels--> <ul class="tabs"> <li>30 Day Money-Back Guarantee<span> | </span><span style="color: #028e10;"><strong>IN STOCK</strong></span> </li> </ul> <!--Start tab content--> <ul class="tabs-content"> <ul class="tabs-content"> <ul class="tabs-content"> <li class="active" id="tab1" style="display: block;"> <div> <p><img src="https://cdn.shopify.com/s/files/1/0082/6687/4995/files/WarrantySeal.png?v=1592509980" alt="" width="300" height="88"></p> </div> <div> <p><a class="ssl"><img src="https://cdn.shopify.com/s/files/1/0082/6687/4995/files/Icon_FreeShipping.gif?v=1592509988" alt="" width="150" height="44"></a></p> </div> </li> </ul> </ul> </ul> <p><!-- split --></p> <div> <h1 style="text-align: center;">HIGHLIGHTS</h1> </div> <div style="text-align: center;"> <span>• Increased Power and Torque</span><br><span>• Faster Turbo Spool </span><br><span>• Aggressive Exhaust Note</span><br> </div> <div style="text-align: center;"><span>• Increased Throttle Response<br>• Lower Under-Hood Temperatures<br>• 100% Bolt-On Installation<br></span></div> <div style="text-align: center;"><br></div> <div style="text-align: center;"><br></div> <div style="text-align: center;"> <h1 style="text-align: center;">PROFILE</h1> <p>The factory AMG GT downpipes are highly restrictive, designed primarily for economy and noise reduction rather than performance. As power levels increase, these <strong>restrictions lead to excessive backpressure, higher exhaust gas temperatures, and reduced turbo efficiency</strong>.<br><br></p> </div> <style> .responsive-video { position: relative; padding-bottom: 56.25%; /* 16:9 ratio — adjust if needed */ height: 0; overflow: hidden; max-width: 100%; background: #000; /* Optional: fallback background */ } .responsive-video iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; } </style> <div style="text-align: center;"> <div class="responsive-video"><iframe title="YouTube video player" src="https://www.youtube.com/embed/Lwttb79FDpo?si=mMPwFKiWZFU12XAk"> </iframe></div> <p><br>The ARM AMG GT C190 3.5" Downpipes are <strong>engineered to remove these limitations and unlock the true performance potential of the M178 twin-turbo V8</strong>. By dramatically improving exhaust flow directly after the turbochargers, these downpipes deliver faster spool, sharper throttle response, and substantial horsepower and torque gains when paired with tuning.</p> <p><img style="float: none;" src="https://cdn.shopify.com/s/files/1/0082/6687/4995/files/ARM_VS_OEM_d0297c47-afb8-4b9f-8f22-af8913b0f5b6_1024x1024.png?v=1766526929"></p> <p><span>Designed as one of the best power-per-dollar upgrades for the AMG GT, GTS, GTC, and GTR, the ARM C190 AMG GT Downpipes support aggressive street driving, track use, and high-performance builds while maintaining precise OEM-level fitment.</span><br></p> </div> <div style="text-align: center;"> <p> </p> <h1 style="text-align: center;">CONSTRUCTION<br> </h1> <p> The ARM AMG GT Downpipes are constructed of <strong>SS304 stainless steel</strong> to ensure strength and weld integrity for the life of your C190 AMG GT, backed by our ARM Lifetime Warranty.  The ARM AMG GT Downpipes start at the turbochargers with a <strong>3.5" V-Band flange</strong>.  This style flange allows the ARM AMG GT Downpipes to connect to the OEM turbos, or any upgraded turbos that are compatible with the OEM AMG GT downpipes.  <br><br><img style="float: none;" alt="AMG GT Downpipes" src="https://cdn.shopify.com/s/files/1/0082/6687/4995/files/c190downpipes-10_1024x1024.jpg?v=1766428118"><br><br>The ARM AMG GT Downpipes <strong>incorporate 4" resonators to improve the tone of your M178 equipped AMG GT, giving it an aggressive and exotic exhaust note</strong>. The ARM AMG GT Downpipes transition to a 3" diameter to allow clearance through the tunnels down to the lower 3.5" sections of the ARM AMG GT Downpipes.  <br><br><img style="float: none;" alt="AMG GT Downpipes" src="https://cdn.shopify.com/s/files/1/0082/6687/4995/files/c190downpipes-07_1024x1024.jpg?v=1766428118"><br><br>The upper sections of the ARM AMG GT Downpipes <strong>incorporate a cross-brace design which links both downpipes together</strong> increasing rigidity and reducing movement under load for improved stability and long-term durability. Both downpipes feature integrated pre- and post-catalyst O2 sensor bungs, ensuring compatibility with factory oxygen sensors and maintaining proper exhaust gas monitoring.</p> <p><img style="float: none;" alt="AMG GT Downpipes" src="https://cdn.shopify.com/s/files/1/0082/6687/4995/files/c190downpipes-09_1024x1024.jpg?v=1766428118"></p> <p>The ARM AMG GT Downpipes utilize a <strong>CNC machined</strong> <strong>ball-and-socket exhaust connection allowing angular movement and secure sealing</strong> between the upper and lower sections of the downpipes.  <strong>The lower 3.5" sections improve the tone of the M178 exhaust note further</strong>, giving your C190 AMG GT the sound it deserves. <br><br><img style="float: none;" alt="AMG GT Downpipes" src="https://cdn.shopify.com/s/files/1/0082/6687/4995/files/c190downpipes-03_1024x1024.jpg?v=1766428118"><br><br>The ARM AMG GT Downpipes utilize <strong>OEM-style midpipe connections</strong> in order to connect with the factory catback section, or any aftermarket exhaust that mates up to the OEM downpipes.  <strong>One adapter has a ball-and-socket connection and the other is a standard slip-fit connection, just like OEM</strong>.<br><br><img style="float: none;" alt="AMG GT Downpipes" src="https://cdn.shopify.com/s/files/1/0082/6687/4995/files/c190downpipes-04_1024x1024.jpg?v=1766428118"><br>  </p> <h1 style="text-align: center;">IN THE BOX</h1> <div style="text-align: center;"><span>• 2x ARM AMG GT 3.5" Resonated Downpipe Upper Sections<br>• 2x ARM AMG GT 3.5" Downpipe Lower Sections</span></div> <div style="text-align: center;"><span>• 1x ARM Ball-and-Socket Adapter<br>• 1x ARM Slip-Fit Adapter<br>• 2x Ball-and-Socket Clamps</span></div> <div style="text-align: center;"><span>• 2x 3.5" Slip Fit Clamps</span></div> <div style="text-align: center;"> <span>• 4x Bolts and Nuts</span><span></span> </div> <br> <h1 style="text-align: center;">FITMENT GUIDE</h1> </div> <div style="text-align: center;"><br></div> <div style="text-align: center;"> <table style="width: 100%; height: 117.563px;" class="appTable"> <tbody> <tr style="height: 19.5938px;"> <td style="width: 20.3907%; height: 19.5938px;" class="make"><strong>Make</strong></td> <td style="width: 26.183%; height: 19.5938px;" class="model"><strong>Chassis</strong></td> <td style="width: 23.5686%; height: 19.5938px;" class="submodel"><strong>Model</strong></td> <td style="width: 24.8577%; height: 19.5938px;" class="engine"><strong>Engine</strong></td> </tr> <tr style="height: 19.5938px;"> <td style="width: 20.3907%; height: 19.5938px;" class="make">MERCEDEZ-BENZ<br> </td> <td style="width: 26.183%; height: 19.5938px;" class="model">C190</td> <td style="width: 23.5686%; height: 19.5938px;" class="submodel">AMG GT</td> <td style="width: 24.8577%; height: 19.5938px;" class="engine">M178<br> </td> </tr> <tr style="height: 19.5938px;"> <td style="width: 20.3907%; height: 19.5938px;" class="make">MERCEDEZ-BENZ<br> </td> <td style="width: 26.183%; height: 19.5938px;" class="model">C190<br> </td> <td style="width: 23.5686%; height: 19.5938px;" class="submodel">AMG GTS</td> <td style="width: 24.8577%; height: 19.5938px;" class="engine">M178<br> </td> </tr> <tr style="height: 19.5938px;"> <td style="width: 20.3907%; height: 19.5938px;" class="make">MERCEDEZ-BENZ<br> </td> <td style="width: 26.183%; height: 19.5938px;" class="model">C190</td> <td style="width: 23.5686%; height: 19.5938px;" class="submodel">AMG GTC</td> <td style="width: 24.8577%; height: 19.5938px;" class="engine">M178<br> </td> </tr> <tr style="height: 19.5938px;"> <td style="width: 20.3907%; height: 19.5938px;" class="make">MERCEDEZ-BENZ</td> <td style="width: 26.183%; height: 19.5938px;" class="model">C190</td> <td style="width: 23.5686%; height: 19.5938px;" class="submodel">AMG GTR</td> <td style="width: 24.8577%; height: 19.5938px;" class="engine">M178</td> </tr> <tr style="height: 19.5938px;"> <td style="width: 20.3907%; height: 19.5938px;">MERCEDEZ-BENZ</td> <td style="width: 26.183%; height: 19.5938px;">C190</td> <td style="width: 23.5686%; height: 19.5938px;">AMG GTR Pro</td> <td style="width: 24.8577%; height: 19.5938px;">M178</td> </tr> </tbody> </table>  </div> <div style="text-align: center;"> <div> <h1> <a href="https://armmotorsports.com/pages/worry-free-lifetime-guarantee" rel="noopener" target="_blank">ARM MOTORSPORTS LIFETIME WARRANTY</a><br> </h1> </div> <div>Every ARM Motorsports product is backed by a lifetime warranty which is automatically issued at the time of purchase. Your warranty protects you against any defects in craftsmanship or fitment. The warranty entitles you to a replacement unit.</div> </div>