External Breather System For Harley v- Twin & M8 Motors

DIY External Breather System w/ 4-Stage Catch Can – Stainless or Black Fiber Braided Hose
For Twin Cam, Milwaukee-Eight, Sportster & Big Twin Evo Engines

Take control of your engine’s performance and keep your ride breathing clean with the Dreaded Iron Moto DIY External Breather System. Built for the hands-on rider, this kit is designed to eliminate crankcase blow-by gunk from your intake system—giving you cleaner combustion, smoother throttle response, and a longer-lasting engine.

Featuring your choice of Stainless Steel or Black Fiber Braided Hose, this kit doesn’t just perform—it looks like it belongs on a serious machine. The 4-Stage Catch Can traps oil mist and blow-by gases before they ever make it back into your intake, keeping your engine breathing free and running strong.

Built to Fit:

• Milwaukee-Eight (M8) Engines

• Twin Cam Engines

• Sportsters (1986 & up)

• Big Twin Evo Engines

Features:

• DIY-Friendly Kit – Everything you need to install, no guessing or junk parts

• 4-Stage Internal Filtration – Effectively separates oil mist and vapor

• Stainless or Black Braided Hoses – Heat-resistant, durable, and easy on the eyes

• Billet Catch Can – Rugged aluminum construction with drain plug and mounting options

• Reduces Intake Carbon Buildup – Improves throttle response and overall performance

• Cleaner, Cooler Running Engine – Keep that combustion chamber free of oil sludge

Whether you’re tuning for max performance or just cleaning up your motor’s breathing game, this is one of the smartest upgrades you can make. Looks mean. Runs clean. 100% Dreaded Iron.

Ride harder. Wrench smarter. Keep it breathing right.