Seat Belt Extender Pros extensions are the highest quality extenders on the market designed to help you fasten your seat belt in the second row middle seat of your 2003 Lexus GS300. No more tickets for not wearing a seat belt, and no fishing for seat belt receptacles between seats. With a quick click on each end, buckling up is easy again. This extender is ideal for Lexus GS300 drivers and passengers who can't otherwise buckle their seat belts, which may include some plus-sized people, police, fire fighters, sheriffs, and law enforcement officers with bulky utility belts, passengers in NEMT vehicles, people with mobility impairments and others. When it comes to safety, quality matters more. Seat Belt Extender Pros offers the highest quality extenders on the market: the best value in the premium category of seat belt extensions. We don't just offer the safest affordable extenders to add extra car seat belt length. With the smooth finish metal surface, the sleek design and three color choices, your extender will also blend in elegantly with your vehicle's interior. Your safety is our top priority with no compromise. Unlike most belt extensions on the market, Seat Belt Extender Pros extenders are E4 Certified, manufactured in a US DOT-registered factory that is in compliance with ISO/TS 16949:2009 for Manufacturing of Seat Belt Assembly and Components, and manufactured to exceed international break strength test requirements for three-point seat belts. We offer the widest variety of safety tested car seat belt extensions for your Lexus GS300, but we won't let your options get confusing. With industry leading expertise, we can offer step-by-step support to help you find the optimal length and style for your needs. We suggest selecting an extender that adds only the minimum length needed to buckle up. Our regular extender style is made out of woven seat belt webbing material just like the seat belts in your car. Rigid extenders stand upright. Seat Belt Extender Pros is known for industry-leading expertise, the widest selection of extenders available, an uncompromising focus on quality, and boundless devotion to customer happiness. With a decade of experience as the category pioneer, we're always on the cutting edge of new safety and convenience features. Recognized as the #1 seat belt extension brand worldwide with an extensive knowledge base, we are here to help you wear your seat belt comfortably again. This extender is 3 inches and black and should only be used in the US release of the exact make, model, trim, year, and seat of the vehicle specified in the title. For other styles, lengths, colors, or vehicles, please consult Seat Belt Extender Pros.