Pre-Order Details: **Pre-Order and reserve yours now. Limited stock available and expected to ship April 2025** Please note: all sales are final, and any discounted prices during a sale period will remain fixed. By placing a pre-order, you are securing a reserved unit. Cancellations will be subject to a 10% cancellation fee. If you have any questions, we're happy to assist during our business hours. Pre-orders are limited and will be closed once there are no more incoming stock. ETA may be subject to change at any time.   !ATTENTION:! THIS ITEM IS FOR OFF ROAD AND RACING USE ONLY This ARK Performance Part is designed for off road and racing use only.Depending on the shipping address, the sale of this item may be restricted due to local regulations. In order to place an order for this product, please fill out the Racing Waiver Form. Please email the completed form to sales@ARKPerformanceUSA.com Part No. SM1500-4117G (Stainless Steel)Part No. SM1500-4417G (Carbon Fiber)Part No. SM1500-4117GC (Front Pipe with HFC | Stainless Steel)Part No. SM1500-4417GC (Front Pipe with HFC | Carbon Fiber) Specifications Make / Model 2017-2020 Lexus IS350 3.5L, V6 (RWD Model) Tip Diameter 3.5 Inch (Each Individual Tip) Pipe Diameter 2.5 Inch Piping Material T304 Stainless Steel Tip Finish Options Slip-On Quad 3.5" Stainless or Carbon Fiber Tips Additional Notes Includes: 6x Gasket (Type A) / 12x Bolts / 12x Nuts Disclaimer This performance part is for off road and racing use only. This item may not be legal for use on registered street vehicles. A Racing Competition Use Only Waiver Form is required to purchase this product within the United States. Please follow the instructions below after purchasing this product. Click here to Download the Racing Competition Use Waiver Form Please email the completed waiver form to sales@arkperformanceusa.com with your order number in the subject of your email.