Rock-Solid Durability — CNC-machined from high-grade billet aluminum, these fittings resist heat, pressure, and chemical wear, outperforming brittle plastic OEMs.
Reliable Repair, No Hassle — Perfectly replace worn stock components in your crankcase breather system. Installation is intuitive and tool-free.
Cleaner Intake, Better Performance — Designed to seamlessly integrate with external oil filters and separators, preventing engine oil contamination in the intake system—a direct hit to performance and efficiency.
Built for American Trucks — Trustworthy fitment for 2001–2010 GM 6.6 L Duramax engines (LLY, LBZ, LMM). Durable protection for your daily-driven beast.