Jagg 4550 Oil Filter Adapter w/ Thermostatic By-Pass (for H-D Sportster, EVO, & Buell)

Built for reliable performance and easy installation, the Jagg 4550 oil filter adapter features a unique built-in oil by-pass valve and includes ProLine swivel fittings for easy oil plumbing.

Installs between the oil filter landing and the oil filter for easy access to the oil supply to install an oil cooler. Built-in thermostatic oil valve allows oil to by-pass the oil cooler until reaching operating temperature for faster vehicle warmup times.

Fits:

• Big-Twin carbureted EVO's with front-mount spin-on oil filters
• XL Sportsters
• Buells with front-mount spin-on oil filters
  

Features:

• Easy installation for accessing oil supply
  
• Automatic thermostatic oil by-pass valve

The 4550 (or 4500) is required for oil cooler installation on 2004-On Sportsters.

Installation instructions