Air Bleeder Screw

Features:

• Fits 2001–2016 GM 6.6L Duramax engines
• Replaces weak plastic bleeder screws
• CNC-machined billet aluminum construction
• Built-in air channel for easy bleeding
• Anodized finish resists heat and corrosion
• Operates with flat-head or nut driver
• Includes durable Viton O-ring seal
• M10-1.5 threaded for direct fitment
• Stronger and longer-lasting than stock plastic

Air Bleeder Screw for GM 6.6L Duramax

If you’ve ever stripped or cracked the plastic bleeder screw on your Duramax fuel filter housing, you know how frustrating, and avoidable, that failure can be. That’s exactly why PPE designed their Air Bleeder Screw for 2001–2016 GM 2500HD and 3500HD trucks with the 6.6L Duramax. It’s a simple part, but it solves a common problem in a much more durable and user-friendly way. Instead of cheap plastic that becomes brittle from under hood heat and routine use, PPE uses CNC-machined billet aluminum, which holds up to years of fuel system bleeding and temperature swings without warping, cracking, or rounding off. The anodized finish adds corrosion resistance and gives the part a clean, high-quality look that fits right in on a well-maintained engine bay.

Machined Air Channel with Viton O-Ring

What really sets this bleeder screw apart is the machined air channel built into the threads. That small but important detail lets you bleed air out of the fuel system without fully removing the screw, reducing mess, improving safety, and helping prevent dropped or lost components. It’s designed to work with either a flathead screwdriver or a nut driver, so even if you're roadside with a basic tool kit, you’re covered. PPE also includes a Viton O-ring, which gives you a secure, leak-free seal and resists wear from diesel fuel and high temps. The M10-1.5 thread pitch matches the factory spec, so this is a true direct replacement, no guesswork, no modification, just swap it in and you’re done.

Fitment: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 GM 2500HD/3500HD 6.6L Duramax