Secure your racing or aftermarket seats with confidence using the Xcessive Manufacturing Seat Brackets for the 2001-2005 Lexus IS300. Designed to bolt directly to the factory seat mounting locations, these heavy-duty brackets position the seat as low as possible to maximize headroom while providing a strong, stable foundation for performance driving. Constructed from thick 3/16-inch (4.7mm) steel, these seat brackets are engineered for exceptional rigidity and long-term durability. Whether you're building a street car, drift car, or dedicated track vehicle, they provide the strength needed to securely mount aftermarket seats without relying on lightweight construction. Direct Bolt-On Fitment: Installs using the factory seat mounting locations for straightforward installation. Low Seating Position: Designed to position the seat as low as possible, improving helmet clearance and driver positioning. Heavy-Duty Steel Construction: Manufactured from 3/16-inch (4.7mm) steel for outstanding strength and rigidity. Harness Compatible: Front crossmember includes a center mounting hole for securing the submarine belt on 5-point racing harnesses. Durable Powder-Coated Finish: Welded construction is powder coated for corrosion resistance and long-lasting durability. Optional Mounting Accessories: Adjustable seat mounting tabs and seat belt mounting brackets are available for additional fitment flexibility. What's Included (1) Xcessive Manufacturing Seat Bracket Vehicle Fitment Lexus IS300 (2001-2005) Important Notes Designed specifically for the 2001-2005 Lexus IS300. Bolts directly to the factory seat mounting locations. Adjustable mounting tabs are available for seats that do not match the standard mounting slot pattern. Seat belt mounting brackets are available separately for installations where the factory seat belt mounting location cannot be used. Most Lexus IS300 installations require the optional seat belt mounting bracket for the transmission tunnel side of the seat bracket. Professional installation is recommended. Verify seat and side-mount compatibility before ordering. Intended for off-road, racing, and competition vehicle applications. Why Choose Xcessive Manufacturing Xcessive Manufacturing designs premium-quality chassis and fabrication components that prioritize strength, safety, and fitment. Their Seat Brackets are engineered to provide a rigid, low-profile mounting solution for aftermarket racing seats, giving drivers improved seating position, increased helmet clearance, and the confidence required for high-performance driving. Whether you're building a dedicated drift car, track car, or upgrading your street-driven IS300, the Xcessive Manufacturing Seat Brackets provide the strength, fitment, and adjustability needed for a professional-quality seat installation.