Looking to give your GX550 a little more personality. An exhaust note to match the masculine styling. Our full stainless steel 304 catback exhaust is just the ticket. Dual 2.5" mandrel bent inlet pipes feed the single high flow muffler. Exiting the large muffler canister is a single 3" mandrel bent pipe which exits under the rear bumper with either dual turndown tips or dual straight tips.
The muffler canister is tucked up high for clearance, the piping at the rear section snakes over the rear end and around the spare tire.
Produces an aggressive exhaust note. During acceleration the exhaust is bold sounding but at cruising and constant throttle input, the note is tame.
For those wanting something quieter, we do have a second version coming soon which includes an additional muffler at the rear mimicking the OEM exhaust layout. This additional muffler cuts some of the bite from the sound, and provides a more subtle overall exhaust note. Available in Oct.-Nov. 2025.
Part Number | RBD-C2076L-01 (Dual Turn Down Tips) RBD-C2076L-01ST (Dual Straight Tips) |
Year/Make/Model | 2024+ Lexus GX550 |
Chassis/Engine | 3.4L V6 Twin-Turbo |
Exhaust Type | Catback Exhaust |
Piping Diameter | 3.0" piping, 16 gauge, mandrel bent |
Tip Diameter | |
Piping Material | Full T304 Stainless Steel |
Muffler Material | Full T304 Stainless Steel |
Muffler Tip Material | Full T304 Stainless Steel |
Welding | High quality hand welding |
Weight | Optimal weight reduction from the factory systems |
Mid-Pipe | Resonated |
Returns may be accepted within 14 days of purchase pending Return Merchandise Authorization (RMA). No returns or cancellations on special order items. All returns will be charged a 20% restocking fee, no exceptions.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging. Item must be able to be resold as new.
Several types of goods are exempt from being returned. Hazardous materials, fluids, greases, chemicals, and clothing are not able to return.
Free shipping is available within the lower 48 states for most orders totaling $199 or more. A free shipping option will be available during checkout. This offer is for delivery address in the continental United States and excludes shipments going to Alaska, Hawaii, Military Boxes, and items that require freight shipping.
Processing Time
Patterson Performance stocks a large quantity of items at any given time. Some items may require drop shipping from one of our various distributors. In stock items will ship within 1-2 business days. If you're needing your product quickly, please contact us to verify product availability before placing your order. Orders requiring additional verification (security concerns, incorrect information, etc.) may need additional processing time. Estimated shipping dates are not guaranteed and are subject to change based on inventory levels and manufacturer lead times. Backordered items are shipped immediately once available.
Items ship daily, If the item you ordered is not in stock, a member of our team will contact you via email / phone.
Patterson Performance will only ship to an address that varies from your billing address if payment is made via Paypal or a financing partner.
Patterson Performance ships from multiple warehouses throughout the United States, and sometimes from manufacturers overseas.
You can simply contact us via email / telephone for a live inventory check
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