Meguiars M4901 Super Duty Fiberglass Cleaner - Oxidation & Stain Remover

Meguiars

<h3>About Meguiar's: A Legacy of Surface Care Excellence</h3><p><strong>Meguiar's</strong> is one of the most recognized names in automotive and marine detailing, with a history stretching all the way back to 1901. Founded by Frank Meguiar Jr., the company's very first product was actually a wood furniture polish. A fortunate turn brought his polish to carriage and early automobile manufacturers, where its effect on painted surfaces made it an instant hit. From those humble beginnings, the brand never stopped evolving.</p><p>In 1973, the family formally introduced its consumer automotive product line, headed by Barry Meguiar. This expansion brought Meguiar's products not just to manufacturers and dealers, but to everyday car fans. As car shows became prevalent in the 1960s, enthusiasts recognized that Meguiar's polishes were the key to brilliant, high-gloss finishes, and growing numbers began pressuring retailers to stock the Mirror Glaze line.</p><p>Since those humble beginnings in 1901, Meguiar's has evolved from simple furniture polish into a global standard for automotive and marine/RV appearance care excellence. Today, the Meguiar's product line includes waxes, polishes, cleaners, conditioners, and protectants for the automotive and marine markets. An American manufacturer and seller of detailing products, Meguiar's offers a wide variety of products across different ranges catering to several different experience levels.</p><h3>Why Enthusiasts Trust Meguiar's</h3><p>Meguiar's has built its reputation by serving both professionals and do-it-yourself enthusiasts. The Meguiar's Detailer range, for instance, is aimed at the professional detailer with products available in gallon-sized volumes. At the same time, accessible consumer lines mean a first-time detailer can get professional-quality results at home. Despite huge global growth, Meguiar's has never lost track of its core values: providing a high-quality, affordable product available to all car enthusiasts.</p><p>That breadth of expertise is evident across their top product categories. Their <a href="/19520-rubbing-compound-meguiars-1669">rubbing compounds</a> are a cornerstone of their lineup — trusted by professionals and weekend warriors alike to correct paint defects and restore gloss. For protecting and conditioning surfaces like trim, tires, and vinyl, their <a href="/53633-detail-dressing-meguiars-1669">detail dressings</a> deliver a clean, lasting finish without that heavy, artificial look. And for watercraft owners, Meguiar's <a href="/1669-meguiars-boat-washes-200193">boat washes</a> extend the brand's legendary surface-care philosophy to fiberglass, gel coat, and marine vinyl.</p><h3>Meguiar's and the Marine Market</h3><p>Meguiar's is well known not just as a car-care brand, but also as a niche boat and marine cleaner brand. Popular marine products include premium waxes, cleaner waxes, oxidation removers, compounds, vinyl protectants, and gelcoat restoration formulas. Regular waxing and surface maintenance can help minimize oxidation, fading, and water spotting while preserving resale value, and marine-grade protectants also help extend the life of vinyl seating, rubber trim, and painted finishes.</p><p>In 2026, Meguiar's celebrates its 125-year anniversary milestone, reflecting on the brand's evolution and influence within automotive care and professional-grade solutions turned DIY. Whether you're restoring a classic car's paint, conditioning your truck's trim, or maintaining a boat's gel coat, Meguiar's offers a proven, scientifically developed solution for virtually every surface challenge.</p>