Kleen-Flo Collection

Maintain your vehicle's peak performance with Kleen-Flo automotive chemicals from BestParts.ca. Since 1939, this proud Canadian company has delivered over 200 professional-grade cleaning, conditioning, and maintenance solutions trusted by mechanics and enthusiasts across North America and beyond.
Our Kleen Flo collection features the brand's most popular maintenance essentials. The renowned Kleen-Flo engine flush works in just five minutes to thoroughly clean your crankcase before oil changes, removing stubborn piston varnish, sludge deposits, and clogged screens that restrict oil circulation. This fast-acting formula improves engine efficiency and prepares your system for fresh oil, ensuring optimal lubrication and performance.
For brake system maintenance, Kleen Flo brake cleaner delivers instant cleaning power that removes brake fluid, oil, grease, and dust from drum and disc brake components. Available in non-chlorinated, low VOC formulations, this professional-strength brake kleen solution evaporates quickly without residue, ensuring safe and effective brake maintenance. It's equally effective on CV joint assemblies, transmission parts, and other automotive components requiring thorough degreasing.
The Kleen-Flo product line extends far beyond these essentials. From specialty lubricants that adhere to metal surfaces preventing corrosion, to fuel system cleaners with advanced detergent blends combating valve deposits, each formula addresses specific automotive maintenance needs. The range includes power steering fluids, brake fluids, penetrating oils, degreasers, and winter products-all engineered to meet rigorous quality standards.
What sets Kleen-Flo apart is its Canadian heritage combined with global expertise spanning three countries and 80+ years of chemical innovation. Headquartered in the Greater Toronto Area and employee-owned, Kleen-Flo maintains state-of-the-art manufacturing with facilities serving markets worldwide, from North America to Eastern Europe, Asia, and beyond.