Premium Quality Offroad Parts





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Aggressive Sound. Proven Performance. Built for the RZR PRO R. Transform your Polaris RZR PRO R into a trail-dominating machine with the MBRP AT-9543PT Performance Exhaust. Designed for enthusiasts and everyday riders alike, this system delivers the aggressive sound, added horsepower, and weight savings your RZR deserves. Engineered with a 5-inch OD sheet and perforated core muffler, the AT-9543PT produces a raspy, race-inspired tone that matches the RZR’s bold styling. Feel the difference with up to 3 horsepower gains and a weight reduction of 8 lbs compared to stock—giving you quicker response and improved handling on any terrain. Crafted from durable T304 stainless steel, this exhaust is built to withstand the toughest conditions, from rocky trails to muddy backroads. Whether you're pushing limits or cruising the dunes, the AT-9543PT delivers performance you can count on. Upgrade your RZR PRO R with MBRP and let it roar.
Features: Durable T304 stainless steel construction. Up to 3 horsepower gains. Slip-on installation. Utilizes stock Bezel and spark arrestor. Weight savings of 8lbs. Aggressive race tone.
Installation: For race use only. Not for sale in California.
Fitment: Polaris 5-Inch Slip-on Muffler Performance Muffler Aggressive Sound; Polaris RZR PRO R; Polaris RZR; Arctic Cat ZR
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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